Merge branch 'master' of ../iproute2-next

.clang-format

@@ -0,0 +1,130 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# clang-format configuration file. Intended for clang-format >= 4.
+#
+# For more information, see:
+#
+#   Documentation/process/clang-format.rst
+#   https://clang.llvm.org/docs/ClangFormat.html
+#   https://clang.llvm.org/docs/ClangFormatStyleOptions.html
+#
+---
+AccessModifierOffset: -4
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+#AlignEscapedNewlines: Left # Unknown to clang-format-4.0
+AlignOperands: true
+AlignTrailingComments: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: None
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: false
+BinPackArguments: true
+BinPackParameters: true
+BraceWrapping:
+  AfterClass: false
+  AfterControlStatement: false
+  AfterEnum: false
+  AfterFunction: true
+  AfterNamespace: true
+  AfterObjCDeclaration: false
+  AfterStruct: false
+  AfterUnion: false
+  #AfterExternBlock: false # Unknown to clang-format-5.0
+  BeforeCatch: false
+  BeforeElse: false
+  IndentBraces: false
+  #SplitEmptyFunction: true # Unknown to clang-format-4.0
+  #SplitEmptyRecord: true # Unknown to clang-format-4.0
+  #SplitEmptyNamespace: true # Unknown to clang-format-4.0
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Custom
+#BreakBeforeInheritanceComma: false # Unknown to clang-format-4.0
+BreakBeforeTernaryOperators: false
+BreakConstructorInitializersBeforeComma: false
+#BreakConstructorInitializers: BeforeComma # Unknown to clang-format-4.0
+BreakAfterJavaFieldAnnotations: false
+BreakStringLiterals: false
+ColumnLimit: 80
+CommentPragmas: '^ IWYU pragma:'
+#CompactNamespaces: false # Unknown to clang-format-4.0
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 8
+ContinuationIndentWidth: 8
+Cpp11BracedListStyle: false
+DerivePointerAlignment: false
+DisableFormat: false
+ExperimentalAutoDetectBinPacking: false
+#FixNamespaceComments: false # Unknown to clang-format-4.0
+
+# Taken from:
+#   git grep -h '^#define [^[:space:]]*for_each[^[:space:]]*(' include/ \
+#   | sed "s,^#define \([^[:space:]]*for_each[^[:space:]]*\)(.*$,  - '\1'," \
+#   | sort | uniq
+ForEachMacros:
+  - 'list_for_each_entry'
+  - 'list_for_each_entry_safe'
+  - 'mnl_attr_for_each_nested'
+  - 'hlist_for_each'
+  - 'hlist_for_each_safe'
+  - 'hlist_for_each_entry'
+
+#IncludeBlocks: Preserve # Unknown to clang-format-5.0
+IncludeCategories:
+  - Regex: '.*'
+    Priority: 1
+IncludeIsMainRegex: '(Test)?$'
+IndentCaseLabels: false
+#IndentPPDirectives: None # Unknown to clang-format-5.0
+IndentWidth: 8
+IndentWrappedFunctionNames: false
+JavaScriptQuotes: Leave
+JavaScriptWrapImports: true
+KeepEmptyLinesAtTheStartOfBlocks: false
+MacroBlockBegin: ''
+MacroBlockEnd: ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: Inner
+#ObjCBinPackProtocolList: Auto # Unknown to clang-format-5.0
+ObjCBlockIndentWidth: 8
+ObjCSpaceAfterProperty: true
+ObjCSpaceBeforeProtocolList: true
+
+# Taken from git's rules
+#PenaltyBreakAssignment: 10 # Unknown to clang-format-4.0
+PenaltyBreakBeforeFirstCallParameter: 30
+PenaltyBreakComment: 10
+PenaltyBreakFirstLessLess: 0
+PenaltyBreakString: 10
+PenaltyExcessCharacter: 100
+PenaltyReturnTypeOnItsOwnLine: 60
+
+PointerAlignment: Right
+ReflowComments: false
+SortIncludes: false
+#SortUsingDeclarations: false # Unknown to clang-format-4.0
+SpaceAfterCStyleCast: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeAssignmentOperators: true
+#SpaceBeforeCtorInitializerColon: true # Unknown to clang-format-5.0
+#SpaceBeforeInheritanceColon: true # Unknown to clang-format-5.0
+SpaceBeforeParens: ControlStatements
+#SpaceBeforeRangeBasedForLoopColon: true # Unknown to clang-format-5.0
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: false
+SpacesInContainerLiterals: false
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard: Cpp03
+TabWidth: 8
+UseTab: Always
+...

bridge/fdb.c

@@ -39,6 +39,7 @@ static void usage(void)
 		"              [ self ] [ master ] [ use ] [ router ] [ extern_learn ]\n"
 		"              [ sticky ] [ local | static | dynamic ] [ dst IPADDR ]\n"
 		"              [ vlan VID ] [ port PORT] [ vni VNI ] [ via DEV ]\n"
+		"              [ src_vni VNI ]\n"
 		"       bridge fdb [ show [ br BRDEV ] [ brport DEV ] [ vlan VID ] [ state STATE ] ]\n");
 	exit(-1);
 }
@@ -383,6 +384,7 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
 	inet_prefix dst;
 	unsigned long port = 0;
 	unsigned long vni = ~0;
+	unsigned long src_vni = ~0;
 	unsigned int via = 0;
 	char *endptr;
 	short vid = -1;
@@ -416,6 +418,12 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
 			if ((endptr && *endptr) ||
 			    (vni >> 24) || vni == ULONG_MAX)
 				invarg("invalid VNI\n", *argv);
+		} else if (strcmp(*argv, "src_vni") == 0) {
+			NEXT_ARG();
+			src_vni = strtoul(*argv, &endptr, 0);
+			if ((endptr && *endptr) ||
+			    (src_vni >> 24) || src_vni == ULONG_MAX)
+				invarg("invalid src VNI\n", *argv);
 		} else if (strcmp(*argv, "via") == 0) {
 			NEXT_ARG();
 			via = ll_name_to_index(*argv);
@@ -495,6 +503,8 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
 	}
 	if (vni != ~0)
 		addattr32(&req.n, sizeof(req), NDA_VNI, vni);
+	if (src_vni != ~0)
+		addattr32(&req.n, sizeof(req), NDA_SRC_VNI, src_vni);
 	if (via)
 		addattr32(&req.n, sizeof(req), NDA_IFINDEX, via);
 

include/bpf_util.h

@@ -272,7 +272,7 @@ const char *bpf_prog_to_default_section(enum bpf_prog_type type);
 int bpf_graft_map(const char *map_path, uint32_t *key, int argc, char **argv);
 int bpf_trace_pipe(void);
 
-void bpf_print_ops(FILE *f, struct rtattr *bpf_ops, __u16 len);
+void bpf_print_ops(struct rtattr *bpf_ops, __u16 len);
 
 int bpf_prog_load(enum bpf_prog_type type, const struct bpf_insn *insns,
 		  size_t size_insns, const char *license, char *log,

include/ll_map.h

@@ -9,6 +9,7 @@ unsigned ll_name_to_index(const char *name);
 const char *ll_index_to_name(unsigned idx);
 int ll_index_to_type(unsigned idx);
 int ll_index_to_flags(unsigned idx);
+void ll_drop_by_index(unsigned index);
 unsigned namehash(const char *str);
 
 const char *ll_idx_n2a(unsigned int idx);

include/uapi/linux/bpf.h

@@ -14,6 +14,7 @@
 /* Extended instruction set based on top of classic BPF */
 
 /* instruction classes */
+#define BPF_JMP32	0x06	/* jmp mode in word width */
 #define BPF_ALU64	0x07	/* alu mode in double word width */
 
 /* ld/ldx fields */
@@ -266,6 +267,7 @@ enum bpf_attach_type {
 #define BPF_ANY		0 /* create new element or update existing */
 #define BPF_NOEXIST	1 /* create new element if it didn't exist */
 #define BPF_EXIST	2 /* update existing element */
+#define BPF_F_LOCK	4 /* spin_lock-ed map_lookup/map_update */
 
 /* flags for BPF_MAP_CREATE command */
 #define BPF_F_NO_PREALLOC	(1U << 0)
@@ -2014,6 +2016,19 @@ union bpf_attr {
  *			Only works if *skb* contains an IPv6 packet. Insert a
  *			Segment Routing Header (**struct ipv6_sr_hdr**) inside
  *			the IPv6 header.
+ *		**BPF_LWT_ENCAP_IP**
+ *			IP encapsulation (GRE/GUE/IPIP/etc). The outer header
+ *			must be IPv4 or IPv6, followed by zero or more
+ *			additional headers, up to LWT_BPF_MAX_HEADROOM total
+ *			bytes in all prepended headers. Please note that
+ *			if skb_is_gso(skb) is true, no more than two headers
+ *			can be prepended, and the inner header, if present,
+ *			should be either GRE or UDP/GUE.
+ *
+ *		BPF_LWT_ENCAP_SEG6*** types can be called by bpf programs of
+ *		type BPF_PROG_TYPE_LWT_IN; BPF_LWT_ENCAP_IP type can be called
+ *		by bpf programs of types BPF_PROG_TYPE_LWT_IN and
+ *		BPF_PROG_TYPE_LWT_XMIT.
  *
  * 		A call to this helper is susceptible to change the underlaying
  * 		packet buffer. Therefore, at load time, all checks on pointers
@@ -2327,6 +2342,23 @@ union bpf_attr {
  *		"**y**".
  *	Return
  *		0
+ *
+ * struct bpf_sock *bpf_sk_fullsock(struct bpf_sock *sk)
+ *	Description
+ *		This helper gets a **struct bpf_sock** pointer such
+ *		that all the fields in bpf_sock can be accessed.
+ *	Return
+ *		A **struct bpf_sock** pointer on success, or NULL in
+ *		case of failure.
+ *
+ * struct bpf_tcp_sock *bpf_tcp_sock(struct bpf_sock *sk)
+ *	Description
+ *		This helper gets a **struct bpf_tcp_sock** pointer from a
+ *		**struct bpf_sock** pointer.
+ *
+ *	Return
+ *		A **struct bpf_tcp_sock** pointer on success, or NULL in
+ *		case of failure.
  */
 #define __BPF_FUNC_MAPPER(FN)		\
 	FN(unspec),			\
@@ -2421,7 +2453,11 @@ union bpf_attr {
 	FN(map_peek_elem),		\
 	FN(msg_push_data),		\
 	FN(msg_pop_data),		\
-	FN(rc_pointer_rel),
+	FN(rc_pointer_rel),		\
+	FN(spin_lock),			\
+	FN(spin_unlock),		\
+	FN(sk_fullsock),		\
+	FN(tcp_sock),
 
 /* integer value in 'imm' field of BPF_CALL instruction selects which helper
  * function eBPF program intends to call
@@ -2494,7 +2530,8 @@ enum bpf_hdr_start_off {
 /* Encapsulation type for BPF_FUNC_lwt_push_encap helper. */
 enum bpf_lwt_encap_mode {
 	BPF_LWT_ENCAP_SEG6,
-	BPF_LWT_ENCAP_SEG6_INLINE
+	BPF_LWT_ENCAP_SEG6_INLINE,
+	BPF_LWT_ENCAP_IP,
 };
 
 #define __bpf_md_ptr(type, name)	\
@@ -2540,6 +2577,8 @@ struct __sk_buff {
 	__bpf_md_ptr(struct bpf_flow_keys *, flow_keys);
 	__u64 tstamp;
 	__u32 wire_len;
+	__u32 gso_segs;
+	__bpf_md_ptr(struct bpf_sock *, sk);
 };
 
 struct bpf_tunnel_key {
@@ -2581,7 +2620,15 @@ enum bpf_ret_code {
 	BPF_DROP = 2,
 	/* 3-6 reserved */
 	BPF_REDIRECT = 7,
-	/* >127 are reserved for prog type specific return codes */
+	/* >127 are reserved for prog type specific return codes.
+	 *
+	 * BPF_LWT_REROUTE: used by BPF_PROG_TYPE_LWT_IN and
+	 *    BPF_PROG_TYPE_LWT_XMIT to indicate that skb had been
+	 *    changed and should be routed based on its new L3 header.
+	 *    (This is an L3 redirect, as opposed to L2 redirect
+	 *    represented by BPF_REDIRECT above).
+	 */
+	BPF_LWT_REROUTE = 128,
 };
 
 struct bpf_sock {
@@ -2591,14 +2638,52 @@ struct bpf_sock {
 	__u32 protocol;
 	__u32 mark;
 	__u32 priority;
-	__u32 src_ip4;		/* Allows 1,2,4-byte read.
+	/* IP address also allows 1 and 2 bytes access */
-				 * Stored in network byte order.
+	__u32 src_ip4;
+	__u32 src_ip6[4];
+	__u32 src_port;		/* host byte order */
+	__u32 dst_port;		/* network byte order */
+	__u32 dst_ip4;
+	__u32 dst_ip6[4];
+	__u32 state;
+};
+
+struct bpf_tcp_sock {
+	__u32 snd_cwnd;		/* Sending congestion window		*/
+	__u32 srtt_us;		/* smoothed round trip time << 3 in usecs */
+	__u32 rtt_min;
+	__u32 snd_ssthresh;	/* Slow start size threshold		*/
+	__u32 rcv_nxt;		/* What we want to receive next		*/
+	__u32 snd_nxt;		/* Next sequence we send		*/
+	__u32 snd_una;		/* First byte we want an ack for	*/
+	__u32 mss_cache;	/* Cached effective mss, not including SACKS */
+	__u32 ecn_flags;	/* ECN status bits.			*/
+	__u32 rate_delivered;	/* saved rate sample: packets delivered */
+	__u32 rate_interval_us;	/* saved rate sample: time elapsed */
+	__u32 packets_out;	/* Packets which are "in flight"	*/
+	__u32 retrans_out;	/* Retransmitted packets out		*/
+	__u32 total_retrans;	/* Total retransmits for entire connection */
+	__u32 segs_in;		/* RFC4898 tcpEStatsPerfSegsIn
+				 * total number of segments in.
 				 */
-	__u32 src_ip6[4];	/* Allows 1,2,4-byte read.
+	__u32 data_segs_in;	/* RFC4898 tcpEStatsPerfDataSegsIn
-				 * Stored in network byte order.
+				 * total number of data segments in.
 				 */
-	__u32 src_port;		/* Allows 4-byte read.
+	__u32 segs_out;		/* RFC4898 tcpEStatsPerfSegsOut
-				 * Stored in host byte order
+				 * The total number of segments sent.
+				 */
+	__u32 data_segs_out;	/* RFC4898 tcpEStatsPerfDataSegsOut
+				 * total number of data segments sent.
+				 */
+	__u32 lost_out;		/* Lost packets			*/
+	__u32 sacked_out;	/* SACK'd packets			*/
+	__u64 bytes_received;	/* RFC4898 tcpEStatsAppHCThruOctetsReceived
+				 * sum(delta(rcv_nxt)), or how many bytes
+				 * were acked.
+				 */
+	__u64 bytes_acked;	/* RFC4898 tcpEStatsAppHCThruOctetsAcked
+				 * sum(delta(snd_una)), or how many bytes
+				 * were acked.
 				 */
 };
 
@@ -3054,4 +3139,7 @@ struct bpf_line_info {
 	__u32	line_col;
 };
 
+struct bpf_spin_lock {
+	__u32	val;
+};
 #endif /* __LINUX_BPF_H__ */

include/uapi/linux/devlink.h

@@ -89,6 +89,22 @@ enum devlink_command {
 	DEVLINK_CMD_REGION_DEL,
 	DEVLINK_CMD_REGION_READ,
 
+	DEVLINK_CMD_PORT_PARAM_GET,	/* can dump */
+	DEVLINK_CMD_PORT_PARAM_SET,
+	DEVLINK_CMD_PORT_PARAM_NEW,
+	DEVLINK_CMD_PORT_PARAM_DEL,
+
+	DEVLINK_CMD_INFO_GET,		/* can dump */
+
+	DEVLINK_CMD_HEALTH_REPORTER_GET,
+	DEVLINK_CMD_HEALTH_REPORTER_SET,
+	DEVLINK_CMD_HEALTH_REPORTER_RECOVER,
+	DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE,
+	DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET,
+	DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR,
+
+	DEVLINK_CMD_FLASH_UPDATE,
+
 	/* add new commands above here */
 	__DEVLINK_CMD_MAX,
 	DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
@@ -285,6 +301,37 @@ enum devlink_attr {
 	DEVLINK_ATTR_REGION_CHUNK_ADDR,         /* u64 */
 	DEVLINK_ATTR_REGION_CHUNK_LEN,          /* u64 */
 
+	DEVLINK_ATTR_INFO_DRIVER_NAME,		/* string */
+	DEVLINK_ATTR_INFO_SERIAL_NUMBER,	/* string */
+	DEVLINK_ATTR_INFO_VERSION_FIXED,	/* nested */
+	DEVLINK_ATTR_INFO_VERSION_RUNNING,	/* nested */
+	DEVLINK_ATTR_INFO_VERSION_STORED,	/* nested */
+	DEVLINK_ATTR_INFO_VERSION_NAME,		/* string */
+	DEVLINK_ATTR_INFO_VERSION_VALUE,	/* string */
+
+	DEVLINK_ATTR_SB_POOL_CELL_SIZE,		/* u32 */
+
+	DEVLINK_ATTR_FMSG,			/* nested */
+	DEVLINK_ATTR_FMSG_OBJ_NEST_START,	/* flag */
+	DEVLINK_ATTR_FMSG_PAIR_NEST_START,	/* flag */
+	DEVLINK_ATTR_FMSG_ARR_NEST_START,	/* flag */
+	DEVLINK_ATTR_FMSG_NEST_END,		/* flag */
+	DEVLINK_ATTR_FMSG_OBJ_NAME,		/* string */
+	DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE,	/* u8 */
+	DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA,	/* dynamic */
+
+	DEVLINK_ATTR_HEALTH_REPORTER,			/* nested */
+	DEVLINK_ATTR_HEALTH_REPORTER_NAME,		/* string */
+	DEVLINK_ATTR_HEALTH_REPORTER_STATE,		/* u8 */
+	DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT,		/* u64 */
+	DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT,	/* u64 */
+	DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS,		/* u64 */
+	DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,	/* u64 */
+	DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,	/* u8 */
+
+	DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME,	/* string */
+	DEVLINK_ATTR_FLASH_UPDATE_COMPONENT,	/* string */
+
 	/* add new attributes above here, update the policy in devlink.c */
 
 	__DEVLINK_ATTR_MAX,

include/uapi/linux/icmpv6.h

@@ -108,6 +108,8 @@ struct icmp6hdr {
 #define ICMPV6_MOBILE_PREFIX_SOL	146
 #define ICMPV6_MOBILE_PREFIX_ADV	147
 
+#define ICMPV6_MRDISC_ADV		151
+
 /*
  *	Codes for Destination Unreachable
  */

include/uapi/linux/if_bonding.h

@@ -117,6 +117,30 @@ struct ad_info {
 	__u8 partner_system[ETH_ALEN];
 };
 
+/* Embedded inside LINK_XSTATS_TYPE_BOND */
+enum {
+	BOND_XSTATS_UNSPEC,
+	BOND_XSTATS_3AD,
+	__BOND_XSTATS_MAX
+};
+#define BOND_XSTATS_MAX (__BOND_XSTATS_MAX - 1)
+
+/* Embedded inside BOND_XSTATS_3AD */
+enum {
+	BOND_3AD_STAT_LACPDU_RX,
+	BOND_3AD_STAT_LACPDU_TX,
+	BOND_3AD_STAT_LACPDU_UNKNOWN_RX,
+	BOND_3AD_STAT_LACPDU_ILLEGAL_RX,
+	BOND_3AD_STAT_MARKER_RX,
+	BOND_3AD_STAT_MARKER_TX,
+	BOND_3AD_STAT_MARKER_RESP_RX,
+	BOND_3AD_STAT_MARKER_RESP_TX,
+	BOND_3AD_STAT_MARKER_UNKNOWN_RX,
+	BOND_3AD_STAT_PAD,
+	__BOND_3AD_STAT_MAX
+};
+#define BOND_3AD_STAT_MAX (__BOND_3AD_STAT_MAX - 1)
+
 #endif /* _LINUX_IF_BONDING_H */
 
 /*

include/uapi/linux/if_link.h

@@ -923,6 +923,7 @@ enum {
 enum {
 	LINK_XSTATS_TYPE_UNSPEC,
 	LINK_XSTATS_TYPE_BRIDGE,
+	LINK_XSTATS_TYPE_BOND,
 	__LINK_XSTATS_TYPE_MAX
 };
 #define LINK_XSTATS_TYPE_MAX (__LINK_XSTATS_TYPE_MAX - 1)

include/uapi/linux/in.h

@@ -292,10 +292,11 @@ struct sockaddr_in {
 #define	IN_LOOPBACK(a)		((((long int) (a)) & 0xff000000) == 0x7f000000)
 
 /* Defines for Multicast INADDR */
-#define INADDR_UNSPEC_GROUP   	0xe0000000U	/* 224.0.0.0   */
+#define INADDR_UNSPEC_GROUP		0xe0000000U	/* 224.0.0.0   */
-#define INADDR_ALLHOSTS_GROUP 	0xe0000001U	/* 224.0.0.1   */
+#define INADDR_ALLHOSTS_GROUP		0xe0000001U	/* 224.0.0.1   */
-#define INADDR_ALLRTRS_GROUP    0xe0000002U	/* 224.0.0.2 */
+#define INADDR_ALLRTRS_GROUP		0xe0000002U	/* 224.0.0.2 */
-#define INADDR_MAX_LOCAL_GROUP  0xe00000ffU	/* 224.0.0.255 */
+#define INADDR_ALLSNOOPERS_GROUP	0xe000006aU	/* 224.0.0.106 */
+#define INADDR_MAX_LOCAL_GROUP		0xe00000ffU	/* 224.0.0.255 */
 #endif
 
 /* <asm/byteorder.h> contains the htonl type stuff.. */

include/uapi/linux/pkt_cls.h

@@ -63,12 +63,49 @@ enum {
 #define TC_ACT_GOTO_CHAIN __TC_ACT_EXT(2)
 #define TC_ACT_EXT_OPCODE_MAX	TC_ACT_GOTO_CHAIN
 
+/* These macros are put here for binary compatibility with userspace apps that
+ * make use of them. For kernel code and new userspace apps, use the TCA_ID_*
+ * versions.
+ */
+#define TCA_ACT_GACT 5
+#define TCA_ACT_IPT 6
+#define TCA_ACT_PEDIT 7
+#define TCA_ACT_MIRRED 8
+#define TCA_ACT_NAT 9
+#define TCA_ACT_XT 10
+#define TCA_ACT_SKBEDIT 11
+#define TCA_ACT_VLAN 12
+#define TCA_ACT_BPF 13
+#define TCA_ACT_CONNMARK 14
+#define TCA_ACT_SKBMOD 15
+#define TCA_ACT_CSUM 16
+#define TCA_ACT_TUNNEL_KEY 17
+#define TCA_ACT_SIMP 22
+#define TCA_ACT_IFE 25
+#define TCA_ACT_SAMPLE 26
+
 /* Action type identifiers*/
-enum {
+enum tca_id {
-	TCA_ID_UNSPEC=0,
+	TCA_ID_UNSPEC = 0,
-	TCA_ID_POLICE=1,
+	TCA_ID_POLICE = 1,
+	TCA_ID_GACT = TCA_ACT_GACT,
+	TCA_ID_IPT = TCA_ACT_IPT,
+	TCA_ID_PEDIT = TCA_ACT_PEDIT,
+	TCA_ID_MIRRED = TCA_ACT_MIRRED,
+	TCA_ID_NAT = TCA_ACT_NAT,
+	TCA_ID_XT = TCA_ACT_XT,
+	TCA_ID_SKBEDIT = TCA_ACT_SKBEDIT,
+	TCA_ID_VLAN = TCA_ACT_VLAN,
+	TCA_ID_BPF = TCA_ACT_BPF,
+	TCA_ID_CONNMARK = TCA_ACT_CONNMARK,
+	TCA_ID_SKBMOD = TCA_ACT_SKBMOD,
+	TCA_ID_CSUM = TCA_ACT_CSUM,
+	TCA_ID_TUNNEL_KEY = TCA_ACT_TUNNEL_KEY,
+	TCA_ID_SIMP = TCA_ACT_SIMP,
+	TCA_ID_IFE = TCA_ACT_IFE,
+	TCA_ID_SAMPLE = TCA_ACT_SAMPLE,
 	/* other actions go here */
-	__TCA_ID_MAX=255
+	__TCA_ID_MAX = 255
 };
 
 #define TCA_ID_MAX __TCA_ID_MAX
@@ -333,12 +370,19 @@ enum {
 
 /* Basic filter */
 
+struct tc_basic_pcnt {
+	__u64 rcnt;
+	__u64 rhit;
+};
+
 enum {
 	TCA_BASIC_UNSPEC,
 	TCA_BASIC_CLASSID,
 	TCA_BASIC_EMATCHES,
 	TCA_BASIC_ACT,
 	TCA_BASIC_POLICE,
+	TCA_BASIC_PCNT,
+	TCA_BASIC_PAD,
 	__TCA_BASIC_MAX
 };
 
@@ -527,11 +571,17 @@ enum {
 
 /* Match-all classifier */
 
+struct tc_matchall_pcnt {
+	__u64 rhit;
+};
+
 enum {
 	TCA_MATCHALL_UNSPEC,
 	TCA_MATCHALL_CLASSID,
 	TCA_MATCHALL_ACT,
 	TCA_MATCHALL_FLAGS,
+	TCA_MATCHALL_PCNT,
+	TCA_MATCHALL_PAD,
 	__TCA_MATCHALL_MAX,
 };
 

include/uapi/linux/pkt_sched.h

@@ -954,7 +954,7 @@ enum {
 #define TCA_PIE_MAX   (__TCA_PIE_MAX - 1)
 
 struct tc_pie_xstats {
-	__u32 prob;             /* current probability */
+	__u64 prob;             /* current probability */
 	__u32 delay;            /* current delay in ms */
 	__u32 avg_dq_rate;      /* current average dq_rate in bits/pie_time */
 	__u32 packets_in;       /* total number of packets enqueued */

include/uapi/linux/sctp.h

@@ -59,6 +59,10 @@
 
 typedef __s32 sctp_assoc_t;
 
+#define SCTP_FUTURE_ASSOC	0
+#define SCTP_CURRENT_ASSOC	1
+#define SCTP_ALL_ASSOC		2
+
 /* The following symbols come from the Sockets API Extensions for
  * SCTP <draft-ietf-tsvwg-sctpsocket-07.txt>.
  */

include/uapi/linux/tc_act/tc_bpf.h

@@ -13,8 +13,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_BPF 13
-
 struct tc_act_bpf {
 	tc_gen;
 };

include/uapi/linux/tc_act/tc_connmark.h

@@ -5,8 +5,6 @@
 #include <linux/types.h>
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_CONNMARK 14
-
 struct tc_connmark {
 	tc_gen;
 	__u16 zone;

include/uapi/linux/tc_act/tc_csum.h

@@ -5,8 +5,6 @@
 #include <linux/types.h>
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_CSUM 16
-
 enum {
 	TCA_CSUM_UNSPEC,
 	TCA_CSUM_PARMS,

include/uapi/linux/tc_act/tc_gact.h

@@ -5,7 +5,6 @@
 #include <linux/types.h>
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_GACT 5
 struct tc_gact {
 	tc_gen;
 

include/uapi/linux/tc_act/tc_ife.h

@@ -6,7 +6,6 @@
 #include <linux/pkt_cls.h>
 #include <linux/ife.h>
 
-#define TCA_ACT_IFE 25
 /* Flag bits for now just encoding/decoding; mutually exclusive */
 #define IFE_ENCODE 1
 #define IFE_DECODE 0

include/uapi/linux/tc_act/tc_ipt.h

@@ -4,9 +4,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_IPT 6
-#define TCA_ACT_XT 10
-
 enum {
 	TCA_IPT_UNSPEC,
 	TCA_IPT_TABLE,

include/uapi/linux/tc_act/tc_mirred.h

@@ -5,7 +5,6 @@
 #include <linux/types.h>
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_MIRRED 8
 #define TCA_EGRESS_REDIR 1  /* packet redirect to EGRESS*/
 #define TCA_EGRESS_MIRROR 2 /* mirror packet to EGRESS */
 #define TCA_INGRESS_REDIR 3  /* packet redirect to INGRESS*/

include/uapi/linux/tc_act/tc_nat.h

@@ -5,8 +5,6 @@
 #include <linux/pkt_cls.h>
 #include <linux/types.h>
 
-#define TCA_ACT_NAT 9
-
 enum {
 	TCA_NAT_UNSPEC,
 	TCA_NAT_PARMS,

include/uapi/linux/tc_act/tc_pedit.h

@@ -5,8 +5,6 @@
 #include <linux/types.h>
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_PEDIT 7
-
 enum {
 	TCA_PEDIT_UNSPEC,
 	TCA_PEDIT_TM,

include/uapi/linux/tc_act/tc_sample.h

@@ -6,8 +6,6 @@
 #include <linux/pkt_cls.h>
 #include <linux/if_ether.h>
 
-#define TCA_ACT_SAMPLE 26
-
 struct tc_sample {
 	tc_gen;
 };

include/uapi/linux/tc_act/tc_skbedit.h

@@ -23,8 +23,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_SKBEDIT 11
-
 #define SKBEDIT_F_PRIORITY		0x1
 #define SKBEDIT_F_QUEUE_MAPPING		0x2
 #define SKBEDIT_F_MARK			0x4

include/uapi/linux/tc_act/tc_skbmod.h

@@ -13,8 +13,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_SKBMOD 15
-
 #define SKBMOD_F_DMAC	0x1
 #define SKBMOD_F_SMAC	0x2
 #define SKBMOD_F_ETYPE	0x4

include/uapi/linux/tc_act/tc_tunnel_key.h

@@ -14,8 +14,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_TUNNEL_KEY 17
-
 #define TCA_TUNNEL_KEY_ACT_SET	    1
 #define TCA_TUNNEL_KEY_ACT_RELEASE  2
 

include/uapi/linux/tc_act/tc_vlan.h

@@ -13,8 +13,6 @@
 
 #include <linux/pkt_cls.h>
 
-#define TCA_ACT_VLAN 12
-
 #define TCA_VLAN_ACT_POP	1
 #define TCA_VLAN_ACT_PUSH	2
 #define TCA_VLAN_ACT_MODIFY	3

include/uapi/linux/xdp_diag.h

@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * xdp_diag: interface for query/monitor XDP sockets
+ * Copyright(c) 2019 Intel Corporation.
+ */
+
+#ifndef _LINUX_XDP_DIAG_H
+#define _LINUX_XDP_DIAG_H
+
+#include <linux/types.h>
+
+struct xdp_diag_req {
+	__u8	sdiag_family;
+	__u8	sdiag_protocol;
+	__u16	pad;
+	__u32	xdiag_ino;
+	__u32	xdiag_show;
+	__u32	xdiag_cookie[2];
+};
+
+struct xdp_diag_msg {
+	__u8	xdiag_family;
+	__u8	xdiag_type;
+	__u16	pad;
+	__u32	xdiag_ino;
+	__u32	xdiag_cookie[2];
+};
+
+#define XDP_SHOW_INFO		(1 << 0) /* Basic information */
+#define XDP_SHOW_RING_CFG	(1 << 1)
+#define XDP_SHOW_UMEM		(1 << 2)
+#define XDP_SHOW_MEMINFO	(1 << 3)
+
+enum {
+	XDP_DIAG_NONE,
+	XDP_DIAG_INFO,
+	XDP_DIAG_UID,
+	XDP_DIAG_RX_RING,
+	XDP_DIAG_TX_RING,
+	XDP_DIAG_UMEM,
+	XDP_DIAG_UMEM_FILL_RING,
+	XDP_DIAG_UMEM_COMPLETION_RING,
+	XDP_DIAG_MEMINFO,
+	__XDP_DIAG_MAX,
+};
+
+#define XDP_DIAG_MAX (__XDP_DIAG_MAX - 1)
+
+struct xdp_diag_info {
+	__u32	ifindex;
+	__u32	queue_id;
+};
+
+struct xdp_diag_ring {
+	__u32	entries; /*num descs */
+};
+
+#define XDP_DU_F_ZEROCOPY (1 << 0)
+
+struct xdp_diag_umem {
+	__u64	size;
+	__u32	id;
+	__u32	num_pages;
+	__u32	chunk_size;
+	__u32	headroom;
+	__u32	ifindex;
+	__u32	queue_id;
+	__u32	flags;
+	__u32	refs;
+};
+
+#endif /* _LINUX_XDP_DIAG_H */

include/utils.h

@@ -127,6 +127,14 @@ struct dn_naddr
 # define CLOCK_TAI 11
 #endif
 
+#ifndef AF_XDP
+# define AF_XDP 44
+# if AF_MAX < 45
+#  undef AF_MAX
+#  define AF_MAX 45
+# endif
+#endif
+
 __u32 get_addr32(const char *name);
 int get_addr_1(inet_prefix *dst, const char *arg, int family);
 int get_prefix_1(inet_prefix *dst, char *arg, int family);

ip/ip_common.h

@@ -130,6 +130,9 @@ void br_dump_bridge_id(const struct ifla_bridge_id *id, char *buf, size_t len);
 int bridge_parse_xstats(struct link_util *lu, int argc, char **argv);
 int bridge_print_xstats(struct nlmsghdr *n, void *arg);
 
+int bond_parse_xstats(struct link_util *lu, int argc, char **argv);
+int bond_print_xstats(struct nlmsghdr *n, void *arg);
+
 /* iproute_lwtunnel.c */
 int lwt_parse_encap(struct rtattr *rta, size_t len, int *argcp, char ***argvp);
 void lwt_print_encap(FILE *fp, struct rtattr *encap_type, struct rtattr *encap);

ip/ipl2tp.c

@@ -237,9 +237,9 @@ static void print_tunnel(const struct l2tp_data *data)
 		print_string(PRINT_FP, NULL,
 			     "  UDP source / dest ports:", NULL);
 
-		print_uint(PRINT_ANY, "local_port", " %hu",
+		print_hu(PRINT_ANY, "local_port", " %hu",
 			   p->local_udp_port);
-		print_uint(PRINT_ANY, "peer_port", "/%hu",
+		print_hu(PRINT_ANY, "peer_port", "/%hu",
 			   p->peer_udp_port);
 		print_nl();
 

ip/iplink.c

@@ -1083,6 +1083,9 @@ static int iplink_modify(int cmd, unsigned int flags, int argc, char **argv)
 	if (rtnl_talk(&rth, &req.n, NULL) < 0)
 		return -2;
 
+	/* remove device from cache; next use can refresh with new data */
+	ll_drop_by_index(req.i.ifi_index);
+
 	return 0;
 }
 

ip/iplink_bond.c

@@ -13,16 +13,18 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <linux/if_link.h>
+#include <linux/if_bonding.h>
-#include <linux/if_ether.h>
-#include <net/if.h>
 
 #include "rt_names.h"
 #include "utils.h"
 #include "ip_common.h"
+#include "json_print.h"
 
 #define BOND_MAX_ARP_TARGETS    16
 
+static unsigned int xstats_print_attr;
+static int filter_index;
+
 static const char *mode_tbl[] = {
 	"balance-rr",
 	"active-backup",
@@ -649,10 +651,169 @@ static void bond_print_help(struct link_util *lu, int argc, char **argv,
 	print_explain(f);
 }
 
+static void bond_print_xstats_help(struct link_util *lu, FILE *f)
+{
+	fprintf(f, "Usage: ... %s [ 802.3ad ] [ dev DEVICE ]\n", lu->id);
+}
+
+static void bond_print_3ad_stats(struct rtattr *lacpattr)
+{
+	struct rtattr *lacptb[BOND_3AD_STAT_MAX+1];
+	__u64 val;
+
+	parse_rtattr(lacptb, BOND_3AD_STAT_MAX, RTA_DATA(lacpattr),
+		     RTA_PAYLOAD(lacpattr));
+	open_json_object("802.3ad");
+	if (lacptb[BOND_3AD_STAT_LACPDU_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		print_u64(PRINT_ANY, "lacpdu_rx", "LACPDU Rx %llu\n",
+			  rta_getattr_u64(lacptb[BOND_3AD_STAT_LACPDU_RX]));
+	}
+	if (lacptb[BOND_3AD_STAT_LACPDU_TX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		print_u64(PRINT_ANY, "lacpdu_tx", "LACPDU Tx %llu\n",
+			  rta_getattr_u64(lacptb[BOND_3AD_STAT_LACPDU_TX]));
+	}
+	if (lacptb[BOND_3AD_STAT_LACPDU_UNKNOWN_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		val = rta_getattr_u64(lacptb[BOND_3AD_STAT_LACPDU_UNKNOWN_RX]);
+		print_u64(PRINT_ANY,
+			  "lacpdu_unknown_rx",
+			  "LACPDU Unknown type Rx %llu\n",
+			  val);
+	}
+	if (lacptb[BOND_3AD_STAT_LACPDU_ILLEGAL_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		val = rta_getattr_u64(lacptb[BOND_3AD_STAT_LACPDU_ILLEGAL_RX]);
+		print_u64(PRINT_ANY,
+			  "lacpdu_illegal_rx",
+			  "LACPDU Illegal Rx %llu\n",
+			  val);
+	}
+	if (lacptb[BOND_3AD_STAT_MARKER_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		print_u64(PRINT_ANY, "marker_rx", "Marker Rx %llu\n",
+			  rta_getattr_u64(lacptb[BOND_3AD_STAT_MARKER_RX]));
+	}
+	if (lacptb[BOND_3AD_STAT_MARKER_TX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		print_u64(PRINT_ANY, "marker_tx", "Marker Tx %llu\n",
+			  rta_getattr_u64(lacptb[BOND_3AD_STAT_MARKER_TX]));
+	}
+	if (lacptb[BOND_3AD_STAT_MARKER_RESP_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		val = rta_getattr_u64(lacptb[BOND_3AD_STAT_MARKER_RESP_RX]);
+		print_u64(PRINT_ANY,
+			  "marker_response_rx",
+			  "Marker response Rx %llu\n",
+			  val);
+	}
+	if (lacptb[BOND_3AD_STAT_MARKER_RESP_TX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		val = rta_getattr_u64(lacptb[BOND_3AD_STAT_MARKER_RESP_TX]);
+		print_u64(PRINT_ANY,
+			  "marker_response_tx",
+			  "Marker response Tx %llu\n",
+			  val);
+	}
+	if (lacptb[BOND_3AD_STAT_MARKER_UNKNOWN_RX]) {
+		print_string(PRINT_FP, NULL, "%-16s    ", "");
+		val = rta_getattr_u64(lacptb[BOND_3AD_STAT_MARKER_UNKNOWN_RX]);
+		print_u64(PRINT_ANY,
+			  "marker_unknown_rx",
+			  "Marker unknown type Rx %llu\n",
+			  val);
+	}
+	close_json_object();
+}
+
+static void bond_print_stats_attr(struct rtattr *attr, int ifindex)
+{
+	struct rtattr *bondtb[LINK_XSTATS_TYPE_MAX+1];
+	struct rtattr *i, *list;
+	const char *ifname = "";
+	int rem;
+
+	parse_rtattr(bondtb, LINK_XSTATS_TYPE_MAX+1, RTA_DATA(attr),
+	RTA_PAYLOAD(attr));
+	if (!bondtb[LINK_XSTATS_TYPE_BOND])
+		return;
+
+	list = bondtb[LINK_XSTATS_TYPE_BOND];
+	rem = RTA_PAYLOAD(list);
+	open_json_object(NULL);
+	ifname = ll_index_to_name(ifindex);
+	print_string(PRINT_ANY, "ifname", "%-16s\n", ifname);
+	for (i = RTA_DATA(list); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+		if (xstats_print_attr && i->rta_type != xstats_print_attr)
+			continue;
+
+		switch (i->rta_type) {
+		case BOND_XSTATS_3AD:
+			bond_print_3ad_stats(i);
+			break;
+		}
+		break;
+	}
+	close_json_object();
+}
+
+int bond_print_xstats(struct nlmsghdr *n, void *arg)
+{
+	struct if_stats_msg *ifsm = NLMSG_DATA(n);
+	struct rtattr *tb[IFLA_STATS_MAX+1];
+	int len = n->nlmsg_len;
+
+	len -= NLMSG_LENGTH(sizeof(*ifsm));
+	if (len < 0) {
+		fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
+		return -1;
+	}
+	if (filter_index && filter_index != ifsm->ifindex)
+		return 0;
+
+	parse_rtattr(tb, IFLA_STATS_MAX, IFLA_STATS_RTA(ifsm), len);
+	if (tb[IFLA_STATS_LINK_XSTATS])
+		bond_print_stats_attr(tb[IFLA_STATS_LINK_XSTATS],
+				      ifsm->ifindex);
+
+	if (tb[IFLA_STATS_LINK_XSTATS_SLAVE])
+		bond_print_stats_attr(tb[IFLA_STATS_LINK_XSTATS_SLAVE],
+				      ifsm->ifindex);
+
+	return 0;
+}
+
+int bond_parse_xstats(struct link_util *lu, int argc, char **argv)
+{
+	while (argc > 0) {
+		if (strcmp(*argv, "lacp") == 0 ||
+		    strcmp(*argv, "802.3ad") == 0) {
+			xstats_print_attr = BOND_XSTATS_3AD;
+		} else if (strcmp(*argv, "dev") == 0) {
+			NEXT_ARG();
+			filter_index = ll_name_to_index(*argv);
+			if (!filter_index)
+				return nodev(*argv);
+		} else if (strcmp(*argv, "help") == 0) {
+			bond_print_xstats_help(lu, stdout);
+			exit(0);
+		} else {
+			invarg("unknown attribute", *argv);
+		}
+		argc--; argv++;
+	}
+
+	return 0;
+}
+
+
 struct link_util bond_link_util = {
 	.id		= "bond",
 	.maxattr	= IFLA_BOND_MAX,
 	.parse_opt	= bond_parse_opt,
 	.print_opt	= bond_print_opt,
 	.print_help	= bond_print_help,
+	.parse_ifla_xstats = bond_parse_xstats,
+	.print_ifla_xstats = bond_print_xstats,
 };

ip/iplink_bond_slave.c

@@ -156,4 +156,6 @@ struct link_util bond_slave_link_util = {
 	.print_opt	= bond_slave_print_opt,
 	.parse_opt	= bond_slave_parse_opt,
 	.print_help	= bond_slave_print_help,
+	.parse_ifla_xstats = bond_parse_xstats,
+	.print_ifla_xstats = bond_print_xstats,
 };

ip/iplink_bridge.c

@@ -670,7 +670,7 @@ static void bridge_print_xstats_help(struct link_util *lu, FILE *f)
 	fprintf(f, "Usage: ... %s [ igmp ] [ dev DEVICE ]\n", lu->id);
 }
 
-static void bridge_print_stats_attr(FILE *f, struct rtattr *attr, int ifindex)
+static void bridge_print_stats_attr(struct rtattr *attr, int ifindex)
 {
 	struct rtattr *brtb[LINK_XSTATS_TYPE_MAX+1];
 	struct br_mcast_stats *mstats;
@@ -685,76 +685,116 @@ static void bridge_print_stats_attr(FILE *f, struct rtattr *attr, int ifindex)
 
 	list = brtb[LINK_XSTATS_TYPE_BRIDGE];
 	rem = RTA_PAYLOAD(list);
+	open_json_object(NULL);
+	ifname = ll_index_to_name(ifindex);
+	print_string(PRINT_ANY, "ifname", "%-16s\n", ifname);
 	for (i = RTA_DATA(list); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
 		if (xstats_print_attr && i->rta_type != xstats_print_attr)
 			continue;
 		switch (i->rta_type) {
 		case BRIDGE_XSTATS_MCAST:
 			mstats = RTA_DATA(i);
-			ifname = ll_index_to_name(ifindex);
+			open_json_object("multicast");
-			fprintf(f, "%-16s\n", ifname);
+			open_json_object("igmp_queries");
-			fprintf(f, "%-16s    IGMP queries:\n", "");
+			print_string(PRINT_FP, NULL,
-			fprintf(f, "%-16s      RX: v1 %llu v2 %llu v3 %llu\n",
+				     "%-16s    IGMP queries:\n", "");
-				"",
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
-				mstats->igmp_v1queries[BR_MCAST_DIR_RX],
+			print_u64(PRINT_ANY, "rx_v1", "RX: v1 %llu ",
-				mstats->igmp_v2queries[BR_MCAST_DIR_RX],
+				  mstats->igmp_v1queries[BR_MCAST_DIR_RX]);
-				mstats->igmp_v3queries[BR_MCAST_DIR_RX]);
+			print_u64(PRINT_ANY, "rx_v2", "v2 %llu ",
-			fprintf(f, "%-16s      TX: v1 %llu v2 %llu v3 %llu\n",
+				  mstats->igmp_v2queries[BR_MCAST_DIR_RX]);
-				"",
+			print_u64(PRINT_ANY, "rx_v3", "v3 %llu\n",
-				mstats->igmp_v1queries[BR_MCAST_DIR_TX],
+				  mstats->igmp_v3queries[BR_MCAST_DIR_RX]);
-				mstats->igmp_v2queries[BR_MCAST_DIR_TX],
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
-				mstats->igmp_v3queries[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v1", "TX: v1 %llu ",
+				  mstats->igmp_v1queries[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v2", "v2 %llu ",
+				  mstats->igmp_v2queries[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v3", "v3 %llu\n",
+				  mstats->igmp_v3queries[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    IGMP reports:\n", "");
+			open_json_object("igmp_reports");
-			fprintf(f, "%-16s      RX: v1 %llu v2 %llu v3 %llu\n",
+			print_string(PRINT_FP, NULL,
-				"",
+				     "%-16s    IGMP reports:\n", "");
-				mstats->igmp_v1reports[BR_MCAST_DIR_RX],
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
-				mstats->igmp_v2reports[BR_MCAST_DIR_RX],
+			print_u64(PRINT_ANY, "rx_v1", "RX: v1 %llu ",
-				mstats->igmp_v3reports[BR_MCAST_DIR_RX]);
+				  mstats->igmp_v1reports[BR_MCAST_DIR_RX]);
-			fprintf(f, "%-16s      TX: v1 %llu v2 %llu v3 %llu\n",
+			print_u64(PRINT_ANY, "rx_v2", "v2 %llu ",
-				"",
+				  mstats->igmp_v2reports[BR_MCAST_DIR_RX]);
-				mstats->igmp_v1reports[BR_MCAST_DIR_TX],
+			print_u64(PRINT_ANY, "rx_v3", "v3 %llu\n",
-				mstats->igmp_v2reports[BR_MCAST_DIR_TX],
+				  mstats->igmp_v3reports[BR_MCAST_DIR_RX]);
-				mstats->igmp_v3reports[BR_MCAST_DIR_TX]);
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
+			print_u64(PRINT_ANY, "tx_v1", "TX: v1 %llu ",
+				  mstats->igmp_v1reports[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v2", "v2 %llu",
+				  mstats->igmp_v2reports[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v3", "v3 %llu\n",
+				  mstats->igmp_v3reports[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    IGMP leaves: RX: %llu TX: %llu\n",
+			open_json_object("igmp_leaves");
-				"",
+			print_string(PRINT_FP, NULL,
-				mstats->igmp_leaves[BR_MCAST_DIR_RX],
+				     "%-16s    IGMP leaves: ", "");
-				mstats->igmp_leaves[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "rx", "RX: %llu ",
+				  mstats->igmp_leaves[BR_MCAST_DIR_RX]);
+			print_u64(PRINT_ANY, "tx", "TX: %llu\n",
+				  mstats->igmp_leaves[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    IGMP parse errors: %llu\n",
+			print_string(PRINT_FP, NULL,
-				"", mstats->igmp_parse_errors);
+				     "%-16s    IGMP parse errors: ", "");
+			print_u64(PRINT_ANY, "igmp_parse_errors", "%llu\n",
+				  mstats->igmp_parse_errors);
 
-			fprintf(f, "%-16s    MLD queries:\n", "");
+			open_json_object("mld_queries");
-			fprintf(f, "%-16s      RX: v1 %llu v2 %llu\n",
+			print_string(PRINT_FP, NULL,
-				"",
+				     "%-16s    MLD queries:\n", "");
-				mstats->mld_v1queries[BR_MCAST_DIR_RX],
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
-				mstats->mld_v2queries[BR_MCAST_DIR_RX]);
+			print_u64(PRINT_ANY, "rx_v1", "RX: v1 %llu ",
-			fprintf(f, "%-16s      TX: v1 %llu v2 %llu\n",
+				  mstats->mld_v1queries[BR_MCAST_DIR_RX]);
-				"",
+			print_u64(PRINT_ANY, "rx_v2", "v2 %llu\n",
-				mstats->mld_v1queries[BR_MCAST_DIR_TX],
+				  mstats->mld_v2queries[BR_MCAST_DIR_RX]);
-				mstats->mld_v2queries[BR_MCAST_DIR_TX]);
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
+			print_u64(PRINT_ANY, "tx_v1", "TX: v1 %llu ",
+				  mstats->mld_v1queries[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v2", "v2 %llu\n",
+				  mstats->mld_v2queries[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    MLD reports:\n", "");
+			open_json_object("mld_reports");
-			fprintf(f, "%-16s      RX: v1 %llu v2 %llu\n",
+			print_string(PRINT_FP, NULL,
-				"",
+				     "%-16s    MLD reports:\n", "");
-				mstats->mld_v1reports[BR_MCAST_DIR_RX],
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
-				mstats->mld_v2reports[BR_MCAST_DIR_RX]);
+			print_u64(PRINT_ANY, "rx_v1", "RX: v1 %llu ",
-			fprintf(f, "%-16s      TX: v1 %llu v2 %llu\n",
+				  mstats->mld_v1reports[BR_MCAST_DIR_RX]);
-				"",
+			print_u64(PRINT_ANY, "rx_v2", "v2 %llu\n",
-				mstats->mld_v1reports[BR_MCAST_DIR_TX],
+				  mstats->mld_v2reports[BR_MCAST_DIR_RX]);
-				mstats->mld_v2reports[BR_MCAST_DIR_TX]);
+			print_string(PRINT_FP, NULL, "%-16s      ", "");
+			print_u64(PRINT_ANY, "tx_v1", "TX: v1 %llu ",
+				  mstats->mld_v1reports[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "tx_v2", "v2 %llu\n",
+				  mstats->mld_v2reports[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    MLD leaves: RX: %llu TX: %llu\n",
+			open_json_object("mld_leaves");
-				"",
+			print_string(PRINT_FP, NULL,
-				mstats->mld_leaves[BR_MCAST_DIR_RX],
+				     "%-16s    MLD leaves: ", "");
-				mstats->mld_leaves[BR_MCAST_DIR_TX]);
+			print_u64(PRINT_ANY, "rx", "RX: %llu ",
+				  mstats->mld_leaves[BR_MCAST_DIR_RX]);
+			print_u64(PRINT_ANY, "tx", "TX: %llu\n",
+				  mstats->mld_leaves[BR_MCAST_DIR_TX]);
+			close_json_object();
 
-			fprintf(f, "%-16s    MLD parse errors: %llu\n",
+			print_string(PRINT_FP, NULL,
-				"", mstats->mld_parse_errors);
+				     "%-16s    MLD parse errors: ", "");
+			print_u64(PRINT_ANY, "mld_parse_errors", "%llu\n",
+				  mstats->mld_parse_errors);
+			close_json_object();
 			break;
 		}
 	}
+	close_json_object();
 }
 
 int bridge_print_xstats(struct nlmsghdr *n, void *arg)
@@ -762,7 +802,6 @@ int bridge_print_xstats(struct nlmsghdr *n, void *arg)
 	struct if_stats_msg *ifsm = NLMSG_DATA(n);
 	struct rtattr *tb[IFLA_STATS_MAX+1];
 	int len = n->nlmsg_len;
-	FILE *fp = arg;
 
 	len -= NLMSG_LENGTH(sizeof(*ifsm));
 	if (len < 0) {
@@ -774,11 +813,11 @@ int bridge_print_xstats(struct nlmsghdr *n, void *arg)
 
 	parse_rtattr(tb, IFLA_STATS_MAX, IFLA_STATS_RTA(ifsm), len);
 	if (tb[IFLA_STATS_LINK_XSTATS])
-		bridge_print_stats_attr(fp, tb[IFLA_STATS_LINK_XSTATS],
+		bridge_print_stats_attr(tb[IFLA_STATS_LINK_XSTATS],
 					ifsm->ifindex);
 
 	if (tb[IFLA_STATS_LINK_XSTATS_SLAVE])
-		bridge_print_stats_attr(fp, tb[IFLA_STATS_LINK_XSTATS_SLAVE],
+		bridge_print_stats_attr(tb[IFLA_STATS_LINK_XSTATS_SLAVE],
 					ifsm->ifindex);
 
 	return 0;

ip/iplink_xstats.c

@@ -70,10 +70,13 @@ int iplink_ifla_xstats(int argc, char **argv)
 		return -1;
 	}
 
+	new_json_obj(json);
 	if (rtnl_dump_filter(&rth, lu->print_ifla_xstats, stdout) < 0) {
+		delete_json_obj();
 		fprintf(stderr, "Dump terminated\n");
 		return -1;
 	}
+	delete_json_obj();
 
 	return 0;
 }

ip/ipnetns.c

@@ -28,6 +28,7 @@ static int usage(void)
 {
 	fprintf(stderr, "Usage: ip netns list\n");
 	fprintf(stderr, "       ip netns add NAME\n");
+	fprintf(stderr, "       ip netns attach NAME PID\n");
 	fprintf(stderr, "       ip netns set NAME NETNSID\n");
 	fprintf(stderr, "       ip [-all] netns delete [NAME]\n");
 	fprintf(stderr, "       ip netns identify [PID]\n");
@@ -632,24 +633,40 @@ static int create_netns_dir(void)
 	return 0;
 }
 
-static int netns_add(int argc, char **argv)
+static int netns_add(int argc, char **argv, bool create)
 {
 	/* This function creates a new network namespace and
 	 * a new mount namespace and bind them into a well known
 	 * location in the filesystem based on the name provided.
 	 *
+	 * If create is true, a new namespace will be created,
+	 * otherwise an existing one will be attached to the file.
+	 *
 	 * The mount namespace is created so that any necessary
 	 * userspace tweaks like remounting /sys, or bind mounting
-	 * a new /etc/resolv.conf can be shared between uers.
+	 * a new /etc/resolv.conf can be shared between users.
 	 */
-	char netns_path[PATH_MAX];
+	char netns_path[PATH_MAX], proc_path[PATH_MAX];
 	const char *name;
+	pid_t pid;
 	int fd;
 	int made_netns_run_dir_mount = 0;
 
-	if (argc < 1) {
+	if (create) {
-		fprintf(stderr, "No netns name specified\n");
+		if (argc < 1) {
-		return -1;
+			fprintf(stderr, "No netns name specified\n");
+			return -1;
+		}
+	} else {
+		if (argc < 2) {
+			fprintf(stderr, "No netns name and PID specified\n");
+			return -1;
+		}
+
+		if (get_s32(&pid, argv[1], 0) || !pid) {
+			fprintf(stderr, "Invalid PID: %s\n", argv[1]);
+			return -1;
+		}
 	}
 	name = argv[0];
 
@@ -689,21 +706,33 @@ static int netns_add(int argc, char **argv)
 		return -1;
 	}
 	close(fd);
-	if (unshare(CLONE_NEWNET) < 0) {
+
-		fprintf(stderr, "Failed to create a new network namespace \"%s\": %s\n",
+	if (create) {
-			name, strerror(errno));
+		if (unshare(CLONE_NEWNET) < 0) {
-		goto out_delete;
+			fprintf(stderr, "Failed to create a new network namespace \"%s\": %s\n",
+				name, strerror(errno));
+			goto out_delete;
+		}
+
+		strcpy(proc_path, "/proc/self/ns/net");
+	} else {
+		snprintf(proc_path, sizeof(proc_path), "/proc/%d/ns/net", pid);
 	}
 
 	/* Bind the netns last so I can watch for it */
-	if (mount("/proc/self/ns/net", netns_path, "none", MS_BIND, NULL) < 0) {
+	if (mount(proc_path, netns_path, "none", MS_BIND, NULL) < 0) {
-		fprintf(stderr, "Bind /proc/self/ns/net -> %s failed: %s\n",
+		fprintf(stderr, "Bind %s -> %s failed: %s\n",
-			netns_path, strerror(errno));
+			proc_path, netns_path, strerror(errno));
 		goto out_delete;
 	}
 	return 0;
 out_delete:
-	netns_delete(argc, argv);
+	if (create) {
+		netns_delete(argc, argv);
+	} else if (unlink(netns_path) < 0) {
+		fprintf(stderr, "Cannot remove namespace file \"%s\": %s\n",
+			netns_path, strerror(errno));
+	}
 	return -1;
 }
 
@@ -846,7 +875,7 @@ int do_netns(int argc, char **argv)
 		return usage();
 
 	if (matches(*argv, "add") == 0)
-		return netns_add(argc-1, argv+1);
+		return netns_add(argc-1, argv+1, true);
 
 	if (matches(*argv, "set") == 0)
 		return netns_set(argc-1, argv+1);
@@ -866,6 +895,9 @@ int do_netns(int argc, char **argv)
 	if (matches(*argv, "monitor") == 0)
 		return netns_monitor(argc-1, argv+1);
 
+	if (matches(*argv, "attach") == 0)
+		return netns_add(argc-1, argv+1, false);
+
 	fprintf(stderr, "Command \"%s\" is unknown, try \"ip netns help\".\n", *argv);
 	exit(-1);
 }

ip/ipxfrm.c

@@ -497,7 +497,8 @@ void xfrm_selector_print(struct xfrm_selector *sel, __u16 family,
 }
 
 static void __xfrm_algo_print(struct xfrm_algo *algo, int type, int len,
-			      FILE *fp, const char *prefix, int newline)
+			      FILE *fp, const char *prefix, int newline,
+			      bool nokeys)
 {
 	int keylen;
 	int i;
@@ -521,7 +522,9 @@ static void __xfrm_algo_print(struct xfrm_algo *algo, int type, int len,
 		goto fin;
 	}
 
-	if (keylen > 0) {
+	if (nokeys)
+		fprintf(fp, "<<Keys hidden>>");
+	else if (keylen > 0) {
 		fprintf(fp, "0x");
 		for (i = 0; i < keylen; i++)
 			fprintf(fp, "%.2x", (unsigned char)algo->alg_key[i]);
@@ -536,13 +539,13 @@ static void __xfrm_algo_print(struct xfrm_algo *algo, int type, int len,
 }
 
 static inline void xfrm_algo_print(struct xfrm_algo *algo, int type, int len,
-				   FILE *fp, const char *prefix)
+				   FILE *fp, const char *prefix, bool nokeys)
 {
-	return __xfrm_algo_print(algo, type, len, fp, prefix, 1);
+	return __xfrm_algo_print(algo, type, len, fp, prefix, 1, nokeys);
 }
 
 static void xfrm_aead_print(struct xfrm_algo_aead *algo, int len,
-			    FILE *fp, const char *prefix)
+			    FILE *fp, const char *prefix, bool nokeys)
 {
 	struct xfrm_algo *base_algo = alloca(sizeof(*base_algo) + algo->alg_key_len / 8);
 
@@ -550,7 +553,8 @@ static void xfrm_aead_print(struct xfrm_algo_aead *algo, int len,
 	base_algo->alg_key_len = algo->alg_key_len;
 	memcpy(base_algo->alg_key, algo->alg_key, algo->alg_key_len / 8);
 
-	__xfrm_algo_print(base_algo, XFRMA_ALG_AEAD, len, fp, prefix, 0);
+	__xfrm_algo_print(base_algo, XFRMA_ALG_AEAD, len, fp, prefix, 0,
+			  nokeys);
 
 	fprintf(fp, " %d", algo->alg_icv_len);
 
@@ -558,7 +562,7 @@ static void xfrm_aead_print(struct xfrm_algo_aead *algo, int len,
 }
 
 static void xfrm_auth_trunc_print(struct xfrm_algo_auth *algo, int len,
-				  FILE *fp, const char *prefix)
+				  FILE *fp, const char *prefix, bool nokeys)
 {
 	struct xfrm_algo *base_algo = alloca(sizeof(*base_algo) + algo->alg_key_len / 8);
 
@@ -566,7 +570,8 @@ static void xfrm_auth_trunc_print(struct xfrm_algo_auth *algo, int len,
 	base_algo->alg_key_len = algo->alg_key_len;
 	memcpy(base_algo->alg_key, algo->alg_key, algo->alg_key_len / 8);
 
-	__xfrm_algo_print(base_algo, XFRMA_ALG_AUTH_TRUNC, len, fp, prefix, 0);
+	__xfrm_algo_print(base_algo, XFRMA_ALG_AUTH_TRUNC, len, fp, prefix, 0,
+			  nokeys);
 
 	fprintf(fp, " %d", algo->alg_trunc_len);
 
@@ -679,7 +684,7 @@ done:
 }
 
 void xfrm_xfrma_print(struct rtattr *tb[], __u16 family,
-		      FILE *fp, const char *prefix)
+		      FILE *fp, const char *prefix, bool nokeys)
 {
 	if (tb[XFRMA_MARK]) {
 		struct rtattr *rta = tb[XFRMA_MARK];
@@ -700,36 +705,36 @@ void xfrm_xfrma_print(struct rtattr *tb[], __u16 family,
 	if (tb[XFRMA_ALG_AUTH] && !tb[XFRMA_ALG_AUTH_TRUNC]) {
 		struct rtattr *rta = tb[XFRMA_ALG_AUTH];
 
-		xfrm_algo_print(RTA_DATA(rta),
+		xfrm_algo_print(RTA_DATA(rta), XFRMA_ALG_AUTH, RTA_PAYLOAD(rta),
-				XFRMA_ALG_AUTH, RTA_PAYLOAD(rta), fp, prefix);
+				fp, prefix, nokeys);
 	}
 
 	if (tb[XFRMA_ALG_AUTH_TRUNC]) {
 		struct rtattr *rta = tb[XFRMA_ALG_AUTH_TRUNC];
 
-		xfrm_auth_trunc_print(RTA_DATA(rta),
+		xfrm_auth_trunc_print(RTA_DATA(rta), RTA_PAYLOAD(rta), fp,
-				      RTA_PAYLOAD(rta), fp, prefix);
+				      prefix, nokeys);
 	}
 
 	if (tb[XFRMA_ALG_AEAD]) {
 		struct rtattr *rta = tb[XFRMA_ALG_AEAD];
 
-		xfrm_aead_print(RTA_DATA(rta),
+		xfrm_aead_print(RTA_DATA(rta), RTA_PAYLOAD(rta), fp, prefix,
-				RTA_PAYLOAD(rta), fp, prefix);
+				nokeys);
 	}
 
 	if (tb[XFRMA_ALG_CRYPT]) {
 		struct rtattr *rta = tb[XFRMA_ALG_CRYPT];
 
-		xfrm_algo_print(RTA_DATA(rta),
+		xfrm_algo_print(RTA_DATA(rta), XFRMA_ALG_CRYPT,
-				XFRMA_ALG_CRYPT, RTA_PAYLOAD(rta), fp, prefix);
+				RTA_PAYLOAD(rta), fp, prefix, nokeys);
 	}
 
 	if (tb[XFRMA_ALG_COMP]) {
 		struct rtattr *rta = tb[XFRMA_ALG_COMP];
 
-		xfrm_algo_print(RTA_DATA(rta),
+		xfrm_algo_print(RTA_DATA(rta), XFRMA_ALG_COMP, RTA_PAYLOAD(rta),
-				XFRMA_ALG_COMP, RTA_PAYLOAD(rta), fp, prefix);
+				fp, prefix, nokeys);
 	}
 
 	if (tb[XFRMA_ENCAP]) {
@@ -897,7 +902,7 @@ static int xfrm_selector_iszero(struct xfrm_selector *s)
 
 void xfrm_state_info_print(struct xfrm_usersa_info *xsinfo,
 			    struct rtattr *tb[], FILE *fp, const char *prefix,
-			    const char *title)
+			    const char *title, bool nokeys)
 {
 	char buf[STRBUF_SIZE] = {};
 	int force_spi = xfrm_xfrmproto_is_ipsec(xsinfo->id.proto);
@@ -943,7 +948,7 @@ void xfrm_state_info_print(struct xfrm_usersa_info *xsinfo,
 		fprintf(fp, " (0x%s)", strxf_mask8(xsinfo->flags));
 	fprintf(fp, "%s", _SL_);
 
-	xfrm_xfrma_print(tb, xsinfo->family, fp, buf);
+	xfrm_xfrma_print(tb, xsinfo->family, fp, buf, nokeys);
 
 	if (!xfrm_selector_iszero(&xsinfo->sel)) {
 		char sbuf[STRBUF_SIZE];
@@ -1071,7 +1076,7 @@ void xfrm_policy_info_print(struct xfrm_userpolicy_info *xpinfo,
 	if (show_stats > 0)
 		xfrm_lifetime_print(&xpinfo->lft, &xpinfo->curlft, fp, buf);
 
-	xfrm_xfrma_print(tb, xpinfo->sel.family, fp, buf);
+	xfrm_xfrma_print(tb, xpinfo->sel.family, fp, buf, false);
 }
 
 int xfrm_id_parse(xfrm_address_t *saddr, struct xfrm_id *id, __u16 *family,

ip/xfrm.h

@@ -105,6 +105,7 @@ struct xfrm_filter {
 extern struct xfrm_filter filter;
 
 int xfrm_state_print(struct nlmsghdr *n, void *arg);
+int xfrm_state_print_nokeys(struct nlmsghdr *n, void *arg);
 int xfrm_policy_print(struct nlmsghdr *n, void *arg);
 int do_xfrm_state(int argc, char **argv);
 int do_xfrm_policy(int argc, char **argv);
@@ -124,10 +125,10 @@ const char *strxf_ptype(__u8 ptype);
 void xfrm_selector_print(struct xfrm_selector *sel, __u16 family,
 			 FILE *fp, const char *prefix);
 void xfrm_xfrma_print(struct rtattr *tb[], __u16 family,
-		      FILE *fp, const char *prefix);
+		      FILE *fp, const char *prefix, bool nokeys);
 void xfrm_state_info_print(struct xfrm_usersa_info *xsinfo,
 			    struct rtattr *tb[], FILE *fp, const char *prefix,
-			   const char *title);
+			   const char *title, bool nokeys);
 void xfrm_policy_info_print(struct xfrm_userpolicy_info *xpinfo,
 			    struct rtattr *tb[], FILE *fp, const char *prefix,
 			    const char *title);

ip/xfrm_monitor.c

@@ -35,10 +35,11 @@
 
 static void usage(void) __attribute__((noreturn));
 static int listen_all_nsid;
+static bool nokeys;
 
 static void usage(void)
 {
-	fprintf(stderr, "Usage: ip xfrm monitor [all-nsid] [ all | OBJECTS | help ]\n");
+	fprintf(stderr, "Usage: ip xfrm monitor [ nokeys ] [ all-nsid ] [ all | OBJECTS | help ]\n");
 	fprintf(stderr, "OBJECTS := { acquire | expire | SA | aevent | policy | report }\n");
 	exit(-1);
 }
@@ -197,7 +198,7 @@ static int xfrm_report_print(struct nlmsghdr *n, void *arg)
 
 	parse_rtattr(tb, XFRMA_MAX, XFRMREP_RTA(xrep), len);
 
-	xfrm_xfrma_print(tb, family, fp, "  ");
+	xfrm_xfrma_print(tb, family, fp, "  ", nokeys);
 
 	if (oneline)
 		fprintf(fp, "\n");
@@ -352,6 +353,8 @@ int do_xfrm_monitor(int argc, char **argv)
 		if (matches(*argv, "file") == 0) {
 			NEXT_ARG();
 			file = *argv;
+		} else if (strcmp(*argv, "nokeys") == 0) {
+			nokeys = true;
 		} else if (strcmp(*argv, "all") == 0) {
 			/* fall out */
 		} else if (matches(*argv, "all-nsid") == 0) {

ip/xfrm_state.c

@@ -65,7 +65,9 @@ static void usage(void)
 	fprintf(stderr, "Usage: ip xfrm state allocspi ID [ mode MODE ] [ mark MARK [ mask MASK ] ]\n");
 	fprintf(stderr, "        [ reqid REQID ] [ seq SEQ ] [ min SPI max SPI ]\n");
 	fprintf(stderr, "Usage: ip xfrm state { delete | get } ID [ mark MARK [ mask MASK ] ]\n");
-	fprintf(stderr, "Usage: ip xfrm state { deleteall | list } [ ID ] [ mode MODE ] [ reqid REQID ]\n");
+	fprintf(stderr, "Usage: ip xfrm state deleteall [ ID ] [ mode MODE ] [ reqid REQID ]\n");
+	fprintf(stderr, "        [ flag FLAG-LIST ]\n");
+	fprintf(stderr, "Usage: ip xfrm state list [ nokeys ] [ ID ] [ mode MODE ] [ reqid REQID ]\n");
 	fprintf(stderr, "        [ flag FLAG-LIST ]\n");
 	fprintf(stderr, "Usage: ip xfrm state flush [ proto XFRM-PROTO ]\n");
 	fprintf(stderr, "Usage: ip xfrm state count\n");
@@ -908,7 +910,7 @@ static int xfrm_state_filter_match(struct xfrm_usersa_info *xsinfo)
 	return 1;
 }
 
-int xfrm_state_print(struct nlmsghdr *n, void *arg)
+static int __do_xfrm_state_print(struct nlmsghdr *n, void *arg, bool nokeys)
 {
 	FILE *fp = (FILE *)arg;
 	struct rtattr *tb[XFRMA_MAX+1];
@@ -979,7 +981,7 @@ int xfrm_state_print(struct nlmsghdr *n, void *arg)
 		xsinfo = RTA_DATA(tb[XFRMA_SA]);
 	}
 
-	xfrm_state_info_print(xsinfo, tb, fp, NULL, NULL);
+	xfrm_state_info_print(xsinfo, tb, fp, NULL, NULL, nokeys);
 
 	if (n->nlmsg_type == XFRM_MSG_EXPIRE) {
 		fprintf(fp, "\t");
@@ -994,6 +996,16 @@ int xfrm_state_print(struct nlmsghdr *n, void *arg)
 	return 0;
 }
 
+int xfrm_state_print(struct nlmsghdr *n, void *arg)
+{
+	return __do_xfrm_state_print(n, arg, false);
+}
+
+int xfrm_state_print_nokeys(struct nlmsghdr *n, void *arg)
+{
+	return __do_xfrm_state_print(n, arg, true);
+}
+
 static int xfrm_state_get_or_delete(int argc, char **argv, int delete)
 {
 	struct rtnl_handle rth;
@@ -1145,13 +1157,16 @@ static int xfrm_state_list_or_deleteall(int argc, char **argv, int deleteall)
 {
 	char *idp = NULL;
 	struct rtnl_handle rth;
+	bool nokeys = false;
 
 	if (argc > 0)
 		filter.use = 1;
 	filter.xsinfo.family = preferred_family;
 
 	while (argc > 0) {
-		if (strcmp(*argv, "mode") == 0) {
+		if (strcmp(*argv, "nokeys") == 0) {
+			nokeys = true;
+		} else if (strcmp(*argv, "mode") == 0) {
 			NEXT_ARG();
 			xfrm_mode_parse(&filter.xsinfo.mode, &argc, &argv);
 
@@ -1267,7 +1282,9 @@ static int xfrm_state_list_or_deleteall(int argc, char **argv, int deleteall)
 			exit(1);
 		}
 
-		if (rtnl_dump_filter(&rth, xfrm_state_print, stdout) < 0) {
+		rtnl_filter_t filter = nokeys ?
+				xfrm_state_print_nokeys : xfrm_state_print;
+		if (rtnl_dump_filter(&rth, filter, stdout) < 0) {
 			fprintf(stderr, "Dump terminated\n");
 			exit(1);
 		}

lib/bpf.c

@@ -339,7 +339,7 @@ out:
 	return ret;
 }
 
-void bpf_print_ops(FILE *f, struct rtattr *bpf_ops, __u16 len)
+void bpf_print_ops(struct rtattr *bpf_ops, __u16 len)
 {
 	struct sock_filter *ops = RTA_DATA(bpf_ops);
 	int i;
@@ -347,14 +347,24 @@ void bpf_print_ops(FILE *f, struct rtattr *bpf_ops, __u16 len)
 	if (len == 0)
 		return;
 
-	fprintf(f, "bytecode \'%u,", len);
+	open_json_object("bytecode");
+	print_uint(PRINT_ANY, "length", "bytecode \'%u,", len);
+	open_json_array(PRINT_JSON, "insns");
 
-	for (i = 0; i < len - 1; i++)
+	for (i = 0; i < len; i++) {
-		fprintf(f, "%hu %hhu %hhu %u,", ops[i].code, ops[i].jt,
+		open_json_object(NULL);
-			ops[i].jf, ops[i].k);
+		print_hu(PRINT_ANY, "code", "%hu ", ops[i].code);
+		print_hhu(PRINT_ANY, "jt", "%hhu ", ops[i].jt);
+		print_hhu(PRINT_ANY, "jf", "%hhu ", ops[i].jf);
+		if (i == len - 1)
+			print_uint(PRINT_ANY, "k", "%u\'", ops[i].k);
+		else
+			print_uint(PRINT_ANY, "k", "%u,", ops[i].k);
+		close_json_object();
+	}
 
-	fprintf(f, "%hu %hhu %hhu %u\'", ops[i].code, ops[i].jt,
+	close_json_array(PRINT_JSON, NULL);
-		ops[i].jf, ops[i].k);
+	close_json_object();
 }
 
 static void bpf_map_pin_report(const struct bpf_elf_map *pin,

lib/ll_map.c

@@ -152,6 +152,48 @@ static unsigned int ll_idx_a2n(const char *name)
 	return idx;
 }
 
+static int ll_link_get(const char *name, int index)
+{
+	struct {
+		struct nlmsghdr		n;
+		struct ifinfomsg	ifm;
+		char			buf[1024];
+	} req = {
+		.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)),
+		.n.nlmsg_flags = NLM_F_REQUEST,
+		.n.nlmsg_type = RTM_GETLINK,
+		.ifm.ifi_index = index,
+	};
+	__u32 filt_mask = RTEXT_FILTER_VF | RTEXT_FILTER_SKIP_STATS;
+	struct rtnl_handle rth = {};
+	struct nlmsghdr *answer;
+	int rc = 0;
+
+	if (rtnl_open(&rth, 0) < 0)
+		return 0;
+
+	addattr32(&req.n, sizeof(req), IFLA_EXT_MASK, filt_mask);
+	if (name)
+		addattr_l(&req.n, sizeof(req), IFLA_IFNAME, name,
+			  strlen(name) + 1);
+
+	if (rtnl_talk(&rth, &req.n, &answer) < 0)
+		goto out;
+
+	/* add entry to cache */
+	rc  = ll_remember_index(answer, NULL);
+	if (!rc) {
+		struct ifinfomsg *ifm = NLMSG_DATA(answer);
+
+		rc = ifm->ifi_index;
+	}
+
+	free(answer);
+out:
+	rtnl_close(&rth);
+	return rc;
+}
+
 const char *ll_index_to_name(unsigned int idx)
 {
 	static char buf[IFNAMSIZ];
@@ -164,6 +206,12 @@ const char *ll_index_to_name(unsigned int idx)
 	if (im)
 		return im->name;
 
+	if (ll_link_get(NULL, idx) == idx) {
+		im = ll_get_by_index(idx);
+		if (im)
+			return im->name;
+	}
+
 	if (if_indextoname(idx, buf) == NULL)
 		snprintf(buf, IFNAMSIZ, "if%u", idx);
 
@@ -204,12 +252,28 @@ unsigned ll_name_to_index(const char *name)
 	if (im)
 		return im->index;
 
-	idx = if_nametoindex(name);
+	idx = ll_link_get(name, 0);
+	if (idx == 0)
+		idx = if_nametoindex(name);
 	if (idx == 0)
 		idx = ll_idx_a2n(name);
 	return idx;
 }
 
+void ll_drop_by_index(unsigned index)
+{
+	struct ll_cache *im;
+
+	im = ll_get_by_index(index);
+	if (!im)
+		return;
+
+	hlist_del(&im->idx_hash);
+	hlist_del(&im->name_hash);
+
+	free(im);
+}
+
 void ll_init_map(struct rtnl_handle *rth)
 {
 	static int initialized;

man/man8/bridge.8

@@ -69,6 +69,8 @@ bridge \- show / manipulate bridge addresses and devices
 .BR self " ] [ " master " ] [ " router " ] [ " use " ] [ " extern_learn " ] [ " sticky " ] [ "
 .B dst
 .IR IPADDR " ] [ "
+.B src_vni
+.IR SRC_VNI " ] ["
 .B vni
 .IR VNI " ] ["
 .B port
@@ -473,6 +475,13 @@ is of type VXLAN.
 the IP address of the destination
 VXLAN tunnel endpoint where the Ethernet MAC ADDRESS resides.
 
+.TP
+.BI src_vni " SRC VNI"
+the src VNI Network Identifier (or VXLAN Segment ID)
+this entry belongs to. Used only when the vxlan device is in
+external or collect metadata mode. If omitted the value specified at
+vxlan device creation will be used.
+
 .TP
 .BI vni " VNI"
 the VXLAN VNI Network Identifier (or VXLAN Segment ID)

man/man8/devlink-dev.8

@@ -63,6 +63,22 @@ devlink-dev \- devlink device configuration
 .BR "devlink dev reload"
 .IR DEV
 
+.ti -8
+.BR "devlink dev info"
+.RI "[ "
+.IR DEV
+.RI "]"
+
+.ti -8
+.BR "devlink dev flash"
+.IR DEV
+.BR file
+.IR PATH
+.RI "["
+.BR target
+.IR ID
+.RI "]"
+
 .SH "DESCRIPTION"
 .SS devlink dev show - display devlink device attributes
 
@@ -151,6 +167,48 @@ If this argument is omitted all parameters supported by devlink devices are list
 .I "DEV"
 - Specifies the devlink device to reload.
 
+.SS devlink dev info - display device information.
+Display device information provided by the driver. This command can be used
+to query versions of the hardware components or device components which
+can't be updated (
+.I fixed
+) as well as device firmware which can be updated. For firmware components
+.I running
+displays the versions of firmware currently loaded into the device, while
+.I stored
+reports the versions in device's flash.
+.I Running
+and
+.I stored
+versions may differ after flash has been updated, but before reboot.
+
+.PP
+.I "DEV"
+- specifies the devlink device to show.
+If this argument is omitted all devices are listed.
+
+.SS devlink dev flash - write device's non-volatile memory.
+
+.PP
+.I "DEV"
+- specifies the devlink device to write to.
+
+.BR file
+.I PATH
+- Path to the file which will be written into device's flash. The path needs
+to be relative to one of the directories searched by the kernel firmware loaded,
+such as /lib/firmware.
+
+.BR component
+.I NAME
+- If device stores multiple firmware images in non-volatile memory, this
+parameter may be used to indicate which firmware image should be written.
+The value of
+.I NAME
+should match the component names from
+.B "devlink dev info"
+and may be driver-dependent.
+
 .SH "EXAMPLES"
 .PP
 devlink dev show

man/man8/devlink-health.8

@@ -0,0 +1,197 @@
+.TH DEVLINK\-HEALTH 8 "20 Feb 2019" "iproute2" "Linux"
+.SH NAME
+devlink-health \- devlink health reporting and recovery
+.SH SYNOPSIS
+.sp
+.ad l
+.in +8
+.ti -8
+.B devlink
+.RI "[ " OPTIONS " ]"
+.B health
+.RI  " { " COMMAND " | "
+.BR help " }"
+.sp
+
+.ti -8
+.IR OPTIONS " := { "
+\fB\-V\fR[\fIersion\fR] }
+
+.ti -8
+.BR "devlink health show"
+.RI "[ " DEV ""
+.B reporter
+.RI ""REPORTER " ] "
+
+.ti -8
+.BR "devlink health recover"
+.RI "" DEV ""
+.B reporter
+.RI "" REPORTER ""
+
+.ti -8
+.BR "devlink health diagnose"
+.RI "" DEV ""
+.B reporter
+.RI "" REPORTER ""
+
+.ti -8
+.BR "devlink health dump show"
+.RI "" DEV ""
+.B  reporter
+.RI "" REPORTER ""
+
+.ti -8
+.BR "devlink health dump clear"
+.RI "" DEV ""
+.B reporter
+.RI "" REPORTER ""
+
+.ti -8
+.BR "devlink health set"
+.RI "" DEV ""
+.B reporter
+.RI "" REPORTER ""
+.RI " { "
+.B grace_period | auto_recover
+.RI " } { "
+.RI "" msec ""
+.RI "|"
+.RI "" boolean ""
+.RI " } "
+.ti -8
+.B devlink health help
+
+.SH "DESCRIPTION"
+.SS devlink health show - Show status and configuration on all supported reporters on all devlink devices.
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SS devlink health recover - Initiate a recovery operation on a reporter.
+This action performs a recovery and increases the recoveries counter on success.
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SS devlink health diagnose - Retrieve diagnostics data on a reporter.
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SS devlink health dump show - Display the last saved dump.
+
+.PD 0
+.P
+devlink health saves a single dump per reporter. If an dump is
+.P
+not already stored by the Devlink, this command will generate a new
+.P
+dump. The dump can be generated either automatically when a
+.P
+reporter reports on an error or manually at the user's request.
+.PD
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SS devlink health dump clear - Delete the saved dump.
+Deleting the saved dump enables a generation of a new dump on
+.PD 0
+.P
+the next "devlink health dump show" command.
+.PD
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SS devlink health set - Enable the user to configure:
+.PD 0
+1) grace_period [msec] - Time interval between consecutive auto recoveries.
+.P
+2) auto_recover [true/false] - Indicates whether the devlink should execute automatic recover on error.
+.P
+Please note that this command is not supported on a reporter which
+doesn't support a recovery method.
+.PD
+
+.PP
+.I "DEV"
+- specifies the devlink device.
+
+.PP
+.I "REPORTER"
+- specifies the reporter's name registered on the devlink device.
+
+.SH "EXAMPLES"
+.PP
+devlink health show
+.RS 4
+List status and configuration of available reporters on devices.
+.RE
+.PP
+devlink health recover pci/0000:00:09.0 reporter tx
+.RS 4
+Initiate recovery on tx reporter registered on pci/0000:00:09.0.
+.RE
+.PP
+devlink health diagnose pci/0000:00:09.0 reporter tx
+.RS 4
+List diagnostics data on the specified device and reporter.
+.RE
+.PP
+devlink health dump show pci/0000:00:09.0 reporter tx
+.RS 4
+Display the last saved dump on the specified device and reporter.
+.RE
+.PP
+devlink health dump clear pci/0000:00:09.0 reporter tx
+.RS 4
+Delete saved dump on the specified device and reporter.
+.RE
+.PP
+devlink health set pci/0000:00:09.0 reporter tx grace_period 3500
+.RS 4
+Set time interval between auto recoveries to minimum of 3500 msec on
+the specified device and reporter.
+.RE
+.PP
+devlink health set pci/0000:00:09.0 reporter tx auto_recover false
+.RS 4
+Turn off auto recovery on the specified device and reporter.
+.RE
+.SH SEE ALSO
+.BR devlink (8),
+.BR devlink-dev (8),
+.BR devlink-port (8),
+.BR devlink-param (8),
+.BR devlink-region (8),
+.br
+
+.SH AUTHOR
+Aya Levin <ayal@mellanox.com>

man/man8/devlink-sb.8

@@ -128,6 +128,16 @@ Behaviour of this argument it the same for every command.
 - specifies the devlink device to show pools.
 If this argument is omitted all pools of all devices are listed.
 
+Display available pools listing their
+.B type, size, thtype
+and
+.B cell_size. cell_size
+is the allocation granularity of memory within the shared buffer. Drivers
+may round up, round down or reject
+.B size
+passed to the set command if it is not multiple of
+.B cell_size.
+
 .SS devlink sb pool set - set attributes of pool
 
 .PP

man/man8/devlink.8

@@ -7,7 +7,7 @@ devlink \- Devlink tool
 .in +8
 .ti -8
 .B devlink
-.RI "[ " OPTIONS " ] { " dev | port | monitor | sb | resource | region " } { " COMMAND " | "
+.RI "[ " OPTIONS " ] { " dev | port | monitor | sb | resource | region | health " } { " COMMAND " | "
 .BR help " }"
 .sp
 
@@ -78,6 +78,10 @@ Turn on verbose output.
 .B region
 - devlink address region access
 
+.TP
+.B health
+- devlink reporting and recovery
+
 .SS
 .I COMMAND
 
@@ -109,6 +113,7 @@ Exit status is 0 if command was successful or a positive integer upon failure.
 .BR devlink-sb (8),
 .BR devlink-resource (8),
 .BR devlink-region (8),
+.BR devlink-health (8),
 .br
 
 .SH REPORTING BUGS

man/man8/ip-netns.8

@@ -19,6 +19,10 @@ ip-netns \- process network namespace management
 .B ip netns add
 .I NETNSNAME
 
+.ti -8
+.B ip netns attach
+.I NETNSNAME PID
+
 .ti -8
 .B ip [-all] netns del
 .RI "[ " NETNSNAME " ]"
@@ -89,6 +93,12 @@ This command displays all of the network namespaces in /var/run/netns
 If NAME is available in /var/run/netns/ this command creates a new
 network namespace and assigns NAME.
 
+.TP
+.B ip netns attach NAME PID - create a new named network namespace
+.sp
+If NAME is available in /var/run/netns/ this command attaches the network
+namespace of the process PID to NAME as if it were created with ip netns.
+
 .TP
 .B ip [-all] netns delete [ NAME ] - delete the name of a network namespace(s)
 .sp

man/man8/ip-xfrm.8

@@ -89,7 +89,7 @@ ip-xfrm \- transform configuration
 .IR MASK " ] ]"
 
 .ti -8
-.BR "ip xfrm state" " { " deleteall " | " list " } ["
+.BR "ip xfrm state " deleteall " ["
 .IR ID " ]"
 .RB "[ " mode
 .IR MODE " ]"
@@ -98,6 +98,17 @@ ip-xfrm \- transform configuration
 .RB "[ " flag
 .IR FLAG-LIST " ]"
 
+.ti -8
+.BR "ip xfrm state " list " ["
+.IR ID " ]"
+.RB "[ " nokeys " ]"
+.RB "[ " mode
+.IR MODE " ]"
+.RB "[ " reqid
+.IR REQID " ]"
+.RB "[ " flag
+.IR FLAG-LIST " ]"
+
 .ti -8
 .BR "ip xfrm state flush" " [ " proto
 .IR XFRM-PROTO " ]"
@@ -381,6 +392,8 @@ ip-xfrm \- transform configuration
 .BR "ip xfrm monitor" " ["
 .BI all-nsid
 ] [
+.BI nokeys
+] [
 .BI all
  |
 .IR LISTofXFRM-OBJECTS " ]"

man/man8/ss.8

@@ -341,16 +341,19 @@ Display SCTP sockets.
 .B \-\-vsock
 Display vsock sockets (alias for -f vsock).
 .TP
+.B \-\-xdp
+Display XDP sockets (alias for -f xdp).
+.TP
 .B \-f FAMILY, \-\-family=FAMILY
 Display sockets of type FAMILY.
-Currently the following families are supported: unix, inet, inet6, link, netlink, vsock.
+Currently the following families are supported: unix, inet, inet6, link, netlink, vsock, xdp.
 .TP
 .B \-A QUERY, \-\-query=QUERY, \-\-socket=QUERY
 List of socket tables to dump, separated by commas. The following identifiers
 are understood: all, inet, tcp, udp, raw, unix, packet, netlink, unix_dgram,
 unix_stream, unix_seqpacket, packet_raw, packet_dgram, dccp, sctp,
-vsock_stream, vsock_dgram. Any item in the list may optionally be prefixed by
+vsock_stream, vsock_dgram, xdp Any item in the list may optionally be
-an exclamation mark
+prefixed by an exclamation mark
 .RB ( ! )
 to exclude that socket table from being dumped.
 .TP

misc/ss.c

@@ -42,6 +42,7 @@
 #include <linux/unix_diag.h>
 #include <linux/netdevice.h>	/* for MAX_ADDR_LEN */
 #include <linux/filter.h>
+#include <linux/xdp_diag.h>
 #include <linux/packet_diag.h>
 #include <linux/netlink_diag.h>
 #include <linux/sctp.h>
@@ -209,6 +210,7 @@ enum {
 	VSOCK_ST_DB,
 	VSOCK_DG_DB,
 	TIPC_DB,
+	XDP_DB,
 	MAX_DB
 };
 
@@ -320,6 +322,10 @@ static const struct filter default_dbs[MAX_DB] = {
 		.states   = TIPC_SS_CONN,
 		.families = FAMILY_MASK(AF_TIPC),
 	},
+	[XDP_DB] = {
+		.states   = (1 << SS_CLOSE),
+		.families = FAMILY_MASK(AF_XDP),
+	},
 };
 
 static const struct filter default_afs[AF_MAX] = {
@@ -351,6 +357,10 @@ static const struct filter default_afs[AF_MAX] = {
 		.dbs    = (1 << TIPC_DB),
 		.states = TIPC_SS_CONN,
 	},
+	[AF_XDP] = {
+		.dbs    = (1 << XDP_DB),
+		.states = (1 << SS_CLOSE),
+	},
 };
 
 static int do_default = 1;
@@ -377,7 +387,7 @@ static int filter_db_parse(struct filter *f, const char *s)
 		ENTRY(all, UDP_DB, DCCP_DB, TCP_DB, RAW_DB,
 			   UNIX_ST_DB, UNIX_DG_DB, UNIX_SQ_DB,
 			   PACKET_R_DB, PACKET_DG_DB, NETLINK_DB,
-			   SCTP_DB, VSOCK_ST_DB, VSOCK_DG_DB),
+			   SCTP_DB, VSOCK_ST_DB, VSOCK_DG_DB, XDP_DB),
 		ENTRY(inet, UDP_DB, DCCP_DB, TCP_DB, SCTP_DB, RAW_DB),
 		ENTRY(udp, UDP_DB),
 		ENTRY(dccp, DCCP_DB),
@@ -402,6 +412,7 @@ static int filter_db_parse(struct filter *f, const char *s)
 		ENTRY(v_str, VSOCK_ST_DB),	/* alias for vsock_stream */
 		ENTRY(vsock_dgram, VSOCK_DG_DB),
 		ENTRY(v_dgr, VSOCK_DG_DB),	/* alias for vsock_dgram */
+		ENTRY(xdp, XDP_DB),
 #undef ENTRY
 	};
 	bool enable = true;
@@ -1352,6 +1363,9 @@ static void sock_state_print(struct sockstat *s)
 	case AF_VSOCK:
 		sock_name = vsock_netid_name(s->type);
 		break;
+	case AF_XDP:
+		sock_name = "xdp";
+		break;
 	default:
 		sock_name = "unknown";
 	}
@@ -4095,6 +4109,142 @@ static int packet_show(struct filter *f)
 	return rc;
 }
 
+static int xdp_stats_print(struct sockstat *s, const struct filter *f)
+{
+	const char *addr, *port;
+	char q_str[16];
+
+	s->local.family = s->remote.family = AF_XDP;
+
+	if (f->f) {
+		if (run_ssfilter(f->f, s) == 0)
+			return 1;
+	}
+
+	sock_state_print(s);
+
+	if (s->iface) {
+		addr = xll_index_to_name(s->iface);
+		snprintf(q_str, sizeof(q_str), "q%d", s->lport);
+		port = q_str;
+		sock_addr_print(addr, ":", port, NULL);
+	} else {
+		sock_addr_print("", "*", "", NULL);
+	}
+
+	sock_addr_print("", "*", "", NULL);
+
+	proc_ctx_print(s);
+
+	if (show_details)
+		sock_details_print(s);
+
+	return 0;
+}
+
+static void xdp_show_ring(const char *name, struct xdp_diag_ring *ring)
+{
+	out("\n\t%s(", name);
+	out("entries:%u", ring->entries);
+	out(")");
+}
+
+static void xdp_show_umem(struct xdp_diag_umem *umem, struct xdp_diag_ring *fr,
+			  struct xdp_diag_ring *cr)
+{
+	out("\n\tumem(");
+	out("id:%u", umem->id);
+	out(",size:%llu", umem->size);
+	out(",num_pages:%u", umem->num_pages);
+	out(",chunk_size:%u", umem->chunk_size);
+	out(",headroom:%u", umem->headroom);
+	out(",ifindex:%u", umem->ifindex);
+	out(",qid:%u", umem->queue_id);
+	out(",zc:%u", umem->flags & XDP_DU_F_ZEROCOPY);
+	out(",refs:%u", umem->refs);
+	out(")");
+
+	if (fr)
+		xdp_show_ring("fr", fr);
+	if (cr)
+		xdp_show_ring("cr", cr);
+}
+
+static int xdp_show_sock(struct nlmsghdr *nlh, void *arg)
+{
+	struct xdp_diag_ring *rx = NULL, *tx = NULL, *fr = NULL, *cr = NULL;
+	struct xdp_diag_msg *msg = NLMSG_DATA(nlh);
+	struct rtattr *tb[XDP_DIAG_MAX + 1];
+	struct xdp_diag_info *info = NULL;
+	struct xdp_diag_umem *umem = NULL;
+	const struct filter *f = arg;
+	struct sockstat stat = {};
+
+	parse_rtattr(tb, XDP_DIAG_MAX, (struct rtattr *)(msg + 1),
+		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*msg)));
+
+	stat.type = msg->xdiag_type;
+	stat.ino = msg->xdiag_ino;
+	stat.state = SS_CLOSE;
+	stat.sk = cookie_sk_get(&msg->xdiag_cookie[0]);
+
+	if (tb[XDP_DIAG_INFO]) {
+		info = RTA_DATA(tb[XDP_DIAG_INFO]);
+		stat.iface = info->ifindex;
+		stat.lport = info->queue_id;
+	}
+
+	if (tb[XDP_DIAG_UID])
+		stat.uid = rta_getattr_u32(tb[XDP_DIAG_UID]);
+	if (tb[XDP_DIAG_RX_RING])
+		rx = RTA_DATA(tb[XDP_DIAG_RX_RING]);
+	if (tb[XDP_DIAG_TX_RING])
+		tx = RTA_DATA(tb[XDP_DIAG_TX_RING]);
+	if (tb[XDP_DIAG_UMEM])
+		umem = RTA_DATA(tb[XDP_DIAG_UMEM]);
+	if (tb[XDP_DIAG_UMEM_FILL_RING])
+		fr = RTA_DATA(tb[XDP_DIAG_UMEM_FILL_RING]);
+	if (tb[XDP_DIAG_UMEM_COMPLETION_RING])
+		cr = RTA_DATA(tb[XDP_DIAG_UMEM_COMPLETION_RING]);
+	if (tb[XDP_DIAG_MEMINFO]) {
+		__u32 *skmeminfo = RTA_DATA(tb[XDP_DIAG_MEMINFO]);
+
+		stat.rq = skmeminfo[SK_MEMINFO_RMEM_ALLOC];
+	}
+
+	if (xdp_stats_print(&stat, f))
+		return 0;
+
+	if (show_details) {
+		if (rx)
+			xdp_show_ring("rx", rx);
+		if (tx)
+			xdp_show_ring("tx", tx);
+		if (umem)
+			xdp_show_umem(umem, fr, cr);
+	}
+
+	if (show_mem)
+		print_skmeminfo(tb, XDP_DIAG_MEMINFO); // really?
+
+
+	return 0;
+}
+
+static int xdp_show(struct filter *f)
+{
+	DIAG_REQUEST(req, struct xdp_diag_req r);
+
+	if (!filter_af_get(f, AF_XDP) || !(f->states & (1 << SS_CLOSE)))
+		return 0;
+
+	req.r.sdiag_family = AF_XDP;
+	req.r.xdiag_show = XDP_SHOW_INFO | XDP_SHOW_RING_CFG | XDP_SHOW_UMEM |
+			   XDP_SHOW_MEMINFO;
+
+	return handle_netlink_request(f, &req.nlh, sizeof(req), xdp_show_sock);
+}
+
 static int netlink_show_one(struct filter *f,
 				int prot, int pid, unsigned int groups,
 				int state, int dst_pid, unsigned int dst_group,
@@ -4482,6 +4632,9 @@ static int generic_show_sock(struct nlmsghdr *nlh, void *arg)
 	case AF_VSOCK:
 		ret = vsock_show_sock(nlh, arg);
 		break;
+	case AF_XDP:
+		ret = xdp_show_sock(nlh, arg);
+		break;
 	default:
 		ret = -1;
 	}
@@ -4720,7 +4873,7 @@ static void _usage(FILE *dest)
 "       --tipc          display only TIPC sockets\n"
 "       --vsock         display only vsock sockets\n"
 "   -f, --family=FAMILY display sockets of type FAMILY\n"
-"       FAMILY := {inet|inet6|link|unix|netlink|vsock|tipc|help}\n"
+"       FAMILY := {inet|inet6|link|unix|netlink|vsock|tipc|xdp|help}\n"
 "\n"
 "   -K, --kill          forcibly close sockets, display what was closed\n"
 "   -H, --no-header     Suppress header line\n"
@@ -4808,6 +4961,9 @@ static int scan_state(const char *state)
 
 #define OPT_TOS 259
 
+/* Values of 'x' are already used so a non-character is used */
+#define OPT_XDPSOCK 260
+
 static const struct option long_opts[] = {
 	{ "numeric", 0, 0, 'n' },
 	{ "resolve", 0, 0, 'r' },
@@ -4846,6 +5002,7 @@ static const struct option long_opts[] = {
 	{ "tos", 0, 0, OPT_TOS },
 	{ "kill", 0, 0, 'K' },
 	{ "no-header", 0, 0, 'H' },
+	{ "xdp", 0, 0, OPT_XDPSOCK},
 	{ 0 }
 
 };
@@ -4933,6 +5090,9 @@ int main(int argc, char *argv[])
 		case '0':
 			filter_af_set(&current_filter, AF_PACKET);
 			break;
+		case OPT_XDPSOCK:
+			filter_af_set(&current_filter, AF_XDP);
+			break;
 		case 'f':
 			if (strcmp(optarg, "inet") == 0)
 				filter_af_set(&current_filter, AF_INET);
@@ -4948,6 +5108,8 @@ int main(int argc, char *argv[])
 				filter_af_set(&current_filter, AF_TIPC);
 			else if (strcmp(optarg, "vsock") == 0)
 				filter_af_set(&current_filter, AF_VSOCK);
+			else if (strcmp(optarg, "xdp") == 0)
+				filter_af_set(&current_filter, AF_XDP);
 			else if (strcmp(optarg, "help") == 0)
 				help();
 			else {
@@ -5148,6 +5310,8 @@ int main(int argc, char *argv[])
 		vsock_show(&current_filter);
 	if (current_filter.dbs & (1<<TIPC_DB))
 		tipc_show(&current_filter);
+	if (current_filter.dbs & (1<<XDP_DB))
+		xdp_show(&current_filter);
 
 	if (show_users || show_proc_ctx || show_sock_ctx)
 		user_ent_destroy();

rdma/Makefile

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 include ../config.mk
 
 TARGETS :=
@@ -6,7 +6,8 @@ TARGETS :=
 ifeq ($(HAVE_MNL),y)
 CFLAGS += -I./include/uapi/
 
-RDMA_OBJ = rdma.o utils.o dev.o link.o res.o
+RDMA_OBJ = rdma.o utils.o dev.o link.o res.o res-pd.o res-mr.o res-cq.o \
+	   res-cmid.o res-qp.o
 
 TARGETS += rdma
 endif

rdma/dev.c

@@ -1,11 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 /*
  * dev.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 

rdma/include/uapi/rdma/rdma_netlink.h

@@ -5,8 +5,7 @@
 #include <linux/types.h>
 
 enum {
-	RDMA_NL_RDMA_CM = 1,
+	RDMA_NL_IWCM = 2,
-	RDMA_NL_IWCM,
 	RDMA_NL_RSVD,
 	RDMA_NL_LS,	/* RDMA Local Services */
 	RDMA_NL_NLDEV,	/* RDMA device interface */
@@ -14,8 +13,7 @@ enum {
 };
 
 enum {
-	RDMA_NL_GROUP_CM = 1,
+	RDMA_NL_GROUP_IWPM = 2,
-	RDMA_NL_GROUP_IWPM,
 	RDMA_NL_GROUP_LS,
 	RDMA_NL_NUM_GROUPS
 };
@@ -24,15 +22,17 @@ enum {
 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
 
-enum {
+/* The minimum version that the iwpm kernel supports */
-	RDMA_NL_RDMA_CM_ID_STATS = 0,
+#define IWPM_UABI_VERSION_MIN	3
-	RDMA_NL_RDMA_CM_NUM_OPS
-};
 
+/* The latest version that the iwpm kernel supports */
+#define IWPM_UABI_VERSION	4
+
+/* iwarp port mapper message flags */
 enum {
-	RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1,
+
-	RDMA_NL_RDMA_CM_ATTR_DST_ADDR,
+	/* Do not map the port for this IWPM request */
-	RDMA_NL_RDMA_CM_NUM_ATTR,
+	IWPM_FLAGS_NO_PORT_MAP = (1 << 0),
 };
 
 /* iwarp port mapper op-codes */
@@ -45,6 +45,7 @@ enum {
 	RDMA_NL_IWPM_HANDLE_ERR,
 	RDMA_NL_IWPM_MAPINFO,
 	RDMA_NL_IWPM_MAPINFO_NUM,
+	RDMA_NL_IWPM_HELLO,
 	RDMA_NL_IWPM_NUM_OPS
 };
 
@@ -83,20 +84,38 @@ enum {
 	IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0,
 	IWPM_NLA_MANAGE_MAPPING_SEQ,
 	IWPM_NLA_MANAGE_ADDR,
-	IWPM_NLA_MANAGE_MAPPED_LOC_ADDR,
+	IWPM_NLA_MANAGE_FLAGS,
+	IWPM_NLA_MANAGE_MAPPING_MAX
+};
+
+enum {
+	IWPM_NLA_RMANAGE_MAPPING_UNSPEC = 0,
+	IWPM_NLA_RMANAGE_MAPPING_SEQ,
+	IWPM_NLA_RMANAGE_ADDR,
+	IWPM_NLA_RMANAGE_MAPPED_LOC_ADDR,
+	/* The following maintains bisectability of rdma-core */
+	IWPM_NLA_MANAGE_MAPPED_LOC_ADDR = IWPM_NLA_RMANAGE_MAPPED_LOC_ADDR,
 	IWPM_NLA_RMANAGE_MAPPING_ERR,
 	IWPM_NLA_RMANAGE_MAPPING_MAX
 };
 
-#define IWPM_NLA_MANAGE_MAPPING_MAX 3
-#define IWPM_NLA_QUERY_MAPPING_MAX  4
 #define IWPM_NLA_MAPINFO_SEND_MAX   3
+#define IWPM_NLA_REMOVE_MAPPING_MAX 3
 
 enum {
 	IWPM_NLA_QUERY_MAPPING_UNSPEC = 0,
 	IWPM_NLA_QUERY_MAPPING_SEQ,
 	IWPM_NLA_QUERY_LOCAL_ADDR,
 	IWPM_NLA_QUERY_REMOTE_ADDR,
+	IWPM_NLA_QUERY_FLAGS,
+	IWPM_NLA_QUERY_MAPPING_MAX,
+};
+
+enum {
+	IWPM_NLA_RQUERY_MAPPING_UNSPEC = 0,
+	IWPM_NLA_RQUERY_MAPPING_SEQ,
+	IWPM_NLA_RQUERY_LOCAL_ADDR,
+	IWPM_NLA_RQUERY_REMOTE_ADDR,
 	IWPM_NLA_RQUERY_MAPPED_LOC_ADDR,
 	IWPM_NLA_RQUERY_MAPPED_REM_ADDR,
 	IWPM_NLA_RQUERY_MAPPING_ERR,
@@ -114,6 +133,7 @@ enum {
 	IWPM_NLA_MAPINFO_UNSPEC = 0,
 	IWPM_NLA_MAPINFO_LOCAL_ADDR,
 	IWPM_NLA_MAPINFO_MAPPED_ADDR,
+	IWPM_NLA_MAPINFO_FLAGS,
 	IWPM_NLA_MAPINFO_MAX
 };
 
@@ -132,6 +152,12 @@ enum {
 	IWPM_NLA_ERR_MAX
 };
 
+enum {
+	IWPM_NLA_HELLO_UNSPEC = 0,
+	IWPM_NLA_HELLO_ABI_VERSION,
+	IWPM_NLA_HELLO_MAX
+};
+
 /*
  * Local service operations:
  *   RESOLVE - The client requests the local service to resolve a path.
@@ -430,6 +456,16 @@ enum rdma_nldev_attr {
 	RDMA_NLDEV_ATTR_DRIVER_S64,		/* s64 */
 	RDMA_NLDEV_ATTR_DRIVER_U64,		/* u64 */
 
+	/*
+	 * Indexes to get/set secific entry,
+	 * for QP use RDMA_NLDEV_ATTR_RES_LQPN
+	 */
+	RDMA_NLDEV_ATTR_RES_PDN,               /* u32 */
+	RDMA_NLDEV_ATTR_RES_CQN,               /* u32 */
+	RDMA_NLDEV_ATTR_RES_MRN,               /* u32 */
+	RDMA_NLDEV_ATTR_RES_CM_IDN,            /* u32 */
+	RDMA_NLDEV_ATTR_RES_CTXN,	       /* u32 */
+
 	/*
 	 * Always the end
 	 */

rdma/link.c

@@ -1,11 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 /*
  * link.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 

rdma/rdma.c

@@ -1,11 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 /*
  * rdma.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 

rdma/rdma.h

@@ -1,11 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
 /*
  * rdma.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 #ifndef _RDMA_TOOL_H_
@@ -35,13 +30,20 @@
 #define MAX_NUMBER_OF_FILTERS 64
 struct filters {
 	const char *name;
-	bool is_number;
+	uint8_t is_number:1;
+	uint8_t is_doit:1;
 };
 
 struct filter_entry {
 	struct list_head list;
 	char *key;
 	char *value;
+	/*
+	 * This field menas that we can try to issue .doit calback
+	 * on value above. This value can be converted to integer
+	 * with simple atoi(). Otherwise "is_doit" will be false.
+	 */
+	uint8_t is_doit:1;
 };
 
 struct dev_map {
@@ -106,10 +108,12 @@ struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index);
 /*
  * Filter manipulation
  */
+bool rd_doit_index(struct rd *rd, uint32_t *idx);
 int rd_build_filter(struct rd *rd, const struct filters valid_filters[]);
-bool rd_check_is_filtered(struct rd *rd, const char *key, uint32_t val);
+bool rd_is_filtered_attr(struct rd *rd, const char *key, uint32_t val,
-bool rd_check_is_string_filtered(struct rd *rd, const char *key, const char *val);
+			 struct nlattr *attr);
-bool rd_check_is_key_exist(struct rd *rd, const char *key);
+bool rd_is_string_filtered_attr(struct rd *rd, const char *key, const char *val,
+				struct nlattr *attr);
 /*
  * Netlink
  */

rdma/res-cmid.c

@@ -0,0 +1,275 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res-cmid.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static void print_qp_type(struct rd *rd, uint32_t val)
+{
+	if (rd->json_output)
+		jsonw_string_field(rd->jw, "qp-type", qp_types_to_str(val));
+	else
+		pr_out("qp-type %s ", qp_types_to_str(val));
+}
+
+static const char *cm_id_state_to_str(uint8_t idx)
+{
+	static const char *const cm_id_states_str[] = {
+		"IDLE",		  "ADDR_QUERY",     "ADDR_RESOLVED",
+		"ROUTE_QUERY",    "ROUTE_RESOLVED", "CONNECT",
+		"DISCONNECT",     "ADDR_BOUND",     "LISTEN",
+		"DEVICE_REMOVAL", "DESTROYING"
+	};
+
+	if (idx < ARRAY_SIZE(cm_id_states_str))
+		return cm_id_states_str[idx];
+	return "UNKNOWN";
+}
+
+static const char *cm_id_ps_to_str(uint32_t ps)
+{
+	switch (ps) {
+	case RDMA_PS_IPOIB:
+		return "IPoIB";
+	case RDMA_PS_IB:
+		return "IPoIB";
+	case RDMA_PS_TCP:
+		return "TCP";
+	case RDMA_PS_UDP:
+		return "UDP";
+	default:
+		return "---";
+	}
+}
+
+static void print_cm_id_state(struct rd *rd, uint8_t state)
+{
+	if (rd->json_output) {
+		jsonw_string_field(rd->jw, "state", cm_id_state_to_str(state));
+		return;
+	}
+	pr_out("state %s ", cm_id_state_to_str(state));
+}
+
+static void print_ps(struct rd *rd, uint32_t ps)
+{
+	if (rd->json_output) {
+		jsonw_string_field(rd->jw, "ps", cm_id_ps_to_str(ps));
+		return;
+	}
+	pr_out("ps %s ", cm_id_ps_to_str(ps));
+}
+
+static void print_ipaddr(struct rd *rd, const char *key, char *addrstr,
+			 uint16_t port)
+{
+	if (rd->json_output) {
+		int name_size = INET6_ADDRSTRLEN + strlen(":65535");
+		char json_name[name_size];
+
+		snprintf(json_name, name_size, "%s:%u", addrstr, port);
+		jsonw_string_field(rd->jw, key, json_name);
+		return;
+	}
+	pr_out("%s %s:%u ", key, addrstr, port);
+}
+
+static int ss_ntop(struct nlattr *nla_line, char *addr_str, uint16_t *port)
+{
+	struct __kernel_sockaddr_storage *addr;
+
+	addr = (struct __kernel_sockaddr_storage *)mnl_attr_get_payload(
+		nla_line);
+	switch (addr->ss_family) {
+	case AF_INET: {
+		struct sockaddr_in *sin = (struct sockaddr_in *)addr;
+
+		if (!inet_ntop(AF_INET, (const void *)&sin->sin_addr, addr_str,
+			       INET6_ADDRSTRLEN))
+			return -EINVAL;
+		*port = ntohs(sin->sin_port);
+		break;
+	}
+	case AF_INET6: {
+		struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr;
+
+		if (!inet_ntop(AF_INET6, (const void *)&sin6->sin6_addr,
+			       addr_str, INET6_ADDRSTRLEN))
+			return -EINVAL;
+		*port = ntohs(sin6->sin6_port);
+		break;
+	}
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+static int res_cm_id_line(struct rd *rd, const char *name, int idx,
+		       struct nlattr **nla_line)
+{
+	char src_addr_str[INET6_ADDRSTRLEN];
+	char dst_addr_str[INET6_ADDRSTRLEN];
+	uint16_t src_port, dst_port;
+	uint32_t port = 0, pid = 0;
+	uint8_t type = 0, state;
+	uint32_t lqpn = 0, ps;
+	uint32_t cm_idn = 0;
+	char *comm = NULL;
+
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_STATE] ||
+	    !nla_line[RDMA_NLDEV_ATTR_RES_PS] ||
+	    (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+	     !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+		return MNL_CB_ERROR;
+	}
+
+	if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+		port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
+
+	if (port && port != rd->port_idx)
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_LQPN])
+		lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+
+	if (rd_is_filtered_attr(rd, "lqpn", lqpn,
+				nla_line[RDMA_NLDEV_ATTR_RES_LQPN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE])
+		type = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
+	if (rd_is_string_filtered_attr(rd, "qp-type", qp_types_to_str(type),
+				       nla_line[RDMA_NLDEV_ATTR_RES_TYPE]))
+		goto out;
+
+	ps = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PS]);
+	if (rd_is_string_filtered_attr(rd, "ps", cm_id_ps_to_str(ps),
+				       nla_line[RDMA_NLDEV_ATTR_RES_PS]))
+		goto out;
+
+	state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
+	if (rd_is_string_filtered_attr(rd, "state", cm_id_state_to_str(state),
+				       nla_line[RDMA_NLDEV_ATTR_RES_STATE]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR])
+		if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR],
+			    src_addr_str, &src_port))
+			goto out;
+	if (rd_is_string_filtered_attr(rd, "src-addr", src_addr_str,
+				       nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR]))
+		goto out;
+	if (rd_is_filtered_attr(rd, "src-port", src_port,
+				nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR])
+		if (ss_ntop(nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR],
+			    dst_addr_str, &dst_port))
+			goto out;
+	if (rd_is_string_filtered_attr(rd, "dst-addr", dst_addr_str,
+				       nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR]))
+		goto out;
+	if (rd_is_filtered_attr(rd, "dst-port", dst_port,
+				nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+		pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+		comm = get_task_name(pid);
+	}
+
+	if (rd_is_filtered_attr(rd, "pid", pid,
+				nla_line[RDMA_NLDEV_ATTR_RES_PID]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN])
+		cm_idn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]);
+	if (rd_is_filtered_attr(rd, "cm-idn", cm_idn,
+				nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]) {
+		/* discard const from mnl_attr_get_str */
+		comm = (char *)mnl_attr_get_str(
+			nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+	}
+
+	if (rd->json_output)
+		jsonw_start_array(rd->jw);
+
+	print_link(rd, idx, name, port, nla_line);
+	res_print_uint(rd, "cm-idn", cm_idn,
+		       nla_line[RDMA_NLDEV_ATTR_RES_CM_IDN]);
+	res_print_uint(rd, "lqpn", lqpn, nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+	if (nla_line[RDMA_NLDEV_ATTR_RES_TYPE])
+		print_qp_type(rd, type);
+	print_cm_id_state(rd, state);
+	print_ps(rd, ps);
+	res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+	print_comm(rd, comm, nla_line);
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_SRC_ADDR])
+		print_ipaddr(rd, "src-addr", src_addr_str, src_port);
+	if (nla_line[RDMA_NLDEV_ATTR_RES_DST_ADDR])
+		print_ipaddr(rd, "dst-addr", dst_addr_str, dst_port);
+
+	print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+	newline(rd);
+
+out:	if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+		free(comm);
+	return MNL_CB_OK;
+}
+
+int res_cm_id_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct rd *rd = data;
+	const char *name;
+	int idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+	return res_cm_id_line(rd, name, idx, tb);
+}
+
+int res_cm_id_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct nlattr *nla_table, *nla_entry;
+	struct rd *rd = data;
+	int ret = MNL_CB_OK;
+	const char *name;
+	int idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+	    !tb[RDMA_NLDEV_ATTR_RES_CM_ID])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	nla_table = tb[RDMA_NLDEV_ATTR_RES_CM_ID];
+
+	mnl_attr_for_each_nested(nla_entry, nla_table) {
+		struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+		ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+
+		ret = res_cm_id_line(rd, name, idx, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+	}
+	return ret;
+}

rdma/res-cq.c

@@ -0,0 +1,160 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res-cq.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static const char *poll_ctx_to_str(uint8_t idx)
+{
+	static const char * const cm_id_states_str[] = {
+		"DIRECT", "SOFTIRQ", "WORKQUEUE", "UNBOUND_WORKQUEUE"};
+
+	if (idx < ARRAY_SIZE(cm_id_states_str))
+		return cm_id_states_str[idx];
+	return "UNKNOWN";
+}
+
+static void print_poll_ctx(struct rd *rd, uint8_t poll_ctx, struct nlattr *attr)
+{
+	if (!attr)
+		return;
+
+	if (rd->json_output) {
+		jsonw_string_field(rd->jw, "poll-ctx",
+				   poll_ctx_to_str(poll_ctx));
+		return;
+	}
+	pr_out("poll-ctx %s ", poll_ctx_to_str(poll_ctx));
+}
+
+static int res_cq_line(struct rd *rd, const char *name, int idx,
+		       struct nlattr **nla_line)
+{
+	char *comm = NULL;
+	uint32_t pid = 0;
+	uint8_t poll_ctx = 0;
+	uint32_t ctxn = 0;
+	uint32_t cqn = 0;
+	uint64_t users;
+	uint32_t cqe;
+
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_CQE] ||
+	    !nla_line[RDMA_NLDEV_ATTR_RES_USECNT] ||
+	    (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+	     !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+		return MNL_CB_ERROR;
+	}
+
+	cqe = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQE]);
+
+	users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+	if (rd_is_filtered_attr(rd, "users", users,
+				nla_line[RDMA_NLDEV_ATTR_RES_USECNT]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
+		poll_ctx =
+			mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]);
+	if (rd_is_string_filtered_attr(rd, "poll-ctx",
+				       poll_ctx_to_str(poll_ctx),
+				       nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+		pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+		comm = get_task_name(pid);
+	}
+
+	if (rd_is_filtered_attr(rd, "pid", pid,
+				nla_line[RDMA_NLDEV_ATTR_RES_PID]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
+		cqn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CQN]);
+	if (rd_is_filtered_attr(rd, "cqn", cqn,
+				nla_line[RDMA_NLDEV_ATTR_RES_CQN]))
+		goto out;
+	if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
+		ctxn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
+	if (rd_is_filtered_attr(rd, "ctxn", ctxn,
+				nla_line[RDMA_NLDEV_ATTR_RES_CTXN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+		/* discard const from mnl_attr_get_str */
+		comm = (char *)mnl_attr_get_str(
+			nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+	if (rd->json_output)
+		jsonw_start_array(rd->jw);
+
+	print_dev(rd, idx, name);
+	res_print_uint(rd, "cqn", cqn, nla_line[RDMA_NLDEV_ATTR_RES_CQN]);
+	res_print_uint(rd, "cqe", cqe, nla_line[RDMA_NLDEV_ATTR_RES_CQE]);
+	res_print_uint(rd, "users", users,
+		       nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+	print_poll_ctx(rd, poll_ctx, nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX]);
+	res_print_uint(rd, "ctxn", ctxn, nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
+	res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+	print_comm(rd, comm, nla_line);
+
+	print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+	newline(rd);
+
+out:	if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+		free(comm);
+	return MNL_CB_OK;
+}
+
+int res_cq_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct rd *rd = data;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+	return res_cq_line(rd, name, idx, tb);
+}
+
+int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct nlattr *nla_table, *nla_entry;
+	struct rd *rd = data;
+	int ret = MNL_CB_OK;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+	    !tb[RDMA_NLDEV_ATTR_RES_CQ])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	nla_table = tb[RDMA_NLDEV_ATTR_RES_CQ];
+
+	mnl_attr_for_each_nested(nla_entry, nla_table) {
+		struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+		ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+
+		ret = res_cq_line(rd, name, idx, nla_line);
+
+		if (ret != MNL_CB_OK)
+			break;
+	}
+	return ret;
+}

rdma/res-mr.c

@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res-mr.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static int res_mr_line(struct rd *rd, const char *name, int idx,
+		       struct nlattr **nla_line)
+{
+	uint32_t rkey = 0, lkey = 0;
+	uint64_t iova = 0, mrlen;
+	char *comm = NULL;
+	uint32_t pdn = 0;
+	uint32_t mrn = 0;
+	uint32_t pid = 0;
+
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_MRLEN] ||
+	    (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+	     !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+		return MNL_CB_ERROR;
+	}
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_RKEY])
+		rkey = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RKEY]);
+	if (nla_line[RDMA_NLDEV_ATTR_RES_LKEY])
+		lkey = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LKEY]);
+	if (nla_line[RDMA_NLDEV_ATTR_RES_IOVA])
+		iova = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_IOVA]);
+
+	mrlen = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_MRLEN]);
+	if (rd_is_filtered_attr(rd, "mrlen", mrlen,
+				nla_line[RDMA_NLDEV_ATTR_RES_MRLEN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+		pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+		comm = get_task_name(pid);
+	}
+
+	if (rd_is_filtered_attr(rd, "pid", pid,
+				nla_line[RDMA_NLDEV_ATTR_RES_PID]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_MRN])
+		mrn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_MRN]);
+	if (rd_is_filtered_attr(rd, "mrn", mrn,
+				nla_line[RDMA_NLDEV_ATTR_RES_MRN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PDN])
+		pdn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	if (rd_is_filtered_attr(rd, "pdn", pdn,
+				nla_line[RDMA_NLDEV_ATTR_RES_PDN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+		/* discard const from mnl_attr_get_str */
+		comm = (char *)mnl_attr_get_str(
+			nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+	if (rd->json_output)
+		jsonw_start_array(rd->jw);
+
+	print_dev(rd, idx, name);
+	res_print_uint(rd, "mrn", mrn, nla_line[RDMA_NLDEV_ATTR_RES_MRN]);
+	print_key(rd, "rkey", rkey, nla_line[RDMA_NLDEV_ATTR_RES_RKEY]);
+	print_key(rd, "lkey", lkey, nla_line[RDMA_NLDEV_ATTR_RES_LKEY]);
+	print_key(rd, "iova", iova, nla_line[RDMA_NLDEV_ATTR_RES_IOVA]);
+	res_print_uint(rd, "mrlen", mrlen, nla_line[RDMA_NLDEV_ATTR_RES_MRLEN]);
+	res_print_uint(rd, "pdn", pdn, nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+	print_comm(rd, comm, nla_line);
+
+	print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+	newline(rd);
+
+out:
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+		free(comm);
+	return MNL_CB_OK;
+}
+
+int res_mr_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct rd *rd = data;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+	return res_mr_line(rd, name, idx, tb);
+}
+
+int res_mr_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct nlattr *nla_table, *nla_entry;
+	struct rd *rd = data;
+	int ret = MNL_CB_OK;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+	    !tb[RDMA_NLDEV_ATTR_RES_MR])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	nla_table = tb[RDMA_NLDEV_ATTR_RES_MR];
+
+	mnl_attr_for_each_nested(nla_entry, nla_table) {
+		struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+		ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+
+		ret = res_mr_line(rd, name, idx, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+	}
+	return ret;
+}

rdma/res-pd.c

@@ -0,0 +1,136 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res-pd.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static int res_pd_line(struct rd *rd, const char *name, int idx,
+		       struct nlattr **nla_line)
+{
+	uint32_t local_dma_lkey = 0, unsafe_global_rkey = 0;
+	char *comm = NULL;
+	uint32_t ctxn = 0;
+	uint32_t pid = 0;
+	uint32_t pdn = 0;
+	uint64_t users;
+
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_USECNT] ||
+	    (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+	     !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+		return MNL_CB_ERROR;
+	}
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY])
+		local_dma_lkey = mnl_attr_get_u32(
+			nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY]);
+
+	users = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+	if (rd_is_filtered_attr(rd, "users", users,
+				nla_line[RDMA_NLDEV_ATTR_RES_USECNT]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY])
+		unsafe_global_rkey = mnl_attr_get_u32(
+			nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY]);
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+		pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+		comm = get_task_name(pid);
+	}
+
+	if (rd_is_filtered_attr(rd, "pid", pid,
+				nla_line[RDMA_NLDEV_ATTR_RES_PID]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
+		ctxn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
+
+	if (rd_is_filtered_attr(rd, "ctxn", ctxn,
+				nla_line[RDMA_NLDEV_ATTR_RES_CTXN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PDN])
+		pdn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	if (rd_is_filtered_attr(rd, "pdn", pdn,
+				nla_line[RDMA_NLDEV_ATTR_RES_PDN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+		/* discard const from mnl_attr_get_str */
+		comm = (char *)mnl_attr_get_str(
+			nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+	if (rd->json_output)
+		jsonw_start_array(rd->jw);
+
+	print_dev(rd, idx, name);
+	res_print_uint(rd, "pdn", pdn, nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	print_key(rd, "local_dma_lkey", local_dma_lkey,
+		  nla_line[RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY]);
+	res_print_uint(rd, "users", users,
+		       nla_line[RDMA_NLDEV_ATTR_RES_USECNT]);
+	print_key(rd, "unsafe_global_rkey", unsafe_global_rkey,
+		  nla_line[RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY]);
+	res_print_uint(rd, "ctxn", ctxn, nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
+	res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+	print_comm(rd, comm, nla_line);
+
+	print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+	newline(rd);
+
+out:	if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+		free(comm);
+	return MNL_CB_OK;
+}
+
+int res_pd_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct rd *rd = data;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+	return res_pd_line(rd, name, idx, tb);
+}
+
+int res_pd_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct nlattr *nla_table, *nla_entry;
+	struct rd *rd = data;
+	int ret = MNL_CB_OK;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+	    !tb[RDMA_NLDEV_ATTR_RES_PD])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	nla_table = tb[RDMA_NLDEV_ATTR_RES_PD];
+
+	mnl_attr_for_each_nested(nla_entry, nla_table) {
+		struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+		ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+
+		ret = res_pd_line(rd, name, idx, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+	}
+	return ret;
+}

rdma/res-qp.c

@@ -0,0 +1,240 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res-qp.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static const char *path_mig_to_str(uint8_t idx)
+{
+	static const char *const path_mig_str[] = { "MIGRATED", "REARM",
+						    "ARMED" };
+
+	if (idx < ARRAY_SIZE(path_mig_str))
+		return path_mig_str[idx];
+	return "UNKNOWN";
+}
+
+static const char *qp_states_to_str(uint8_t idx)
+{
+	static const char *const qp_states_str[] = { "RESET", "INIT", "RTR",
+						     "RTS",   "SQD",  "SQE",
+						     "ERR" };
+
+	if (idx < ARRAY_SIZE(qp_states_str))
+		return qp_states_str[idx];
+	return "UNKNOWN";
+}
+
+static void print_rqpn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
+{
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_RQPN])
+		return;
+
+	if (rd->json_output)
+		jsonw_uint_field(rd->jw, "rqpn", val);
+	else
+		pr_out("rqpn %u ", val);
+}
+
+static void print_type(struct rd *rd, uint32_t val)
+{
+	if (rd->json_output)
+		jsonw_string_field(rd->jw, "type", qp_types_to_str(val));
+	else
+		pr_out("type %s ", qp_types_to_str(val));
+}
+
+static void print_state(struct rd *rd, uint32_t val)
+{
+	if (rd->json_output)
+		jsonw_string_field(rd->jw, "state", qp_states_to_str(val));
+	else
+		pr_out("state %s ", qp_states_to_str(val));
+}
+
+static void print_rqpsn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
+{
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN])
+		return;
+
+	if (rd->json_output)
+		jsonw_uint_field(rd->jw, "rq-psn", val);
+	else
+		pr_out("rq-psn %u ", val);
+}
+
+static void print_pathmig(struct rd *rd, uint32_t val, struct nlattr **nla_line)
+{
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE])
+		return;
+
+	if (rd->json_output)
+		jsonw_string_field(rd->jw, "path-mig-state",
+				   path_mig_to_str(val));
+	else
+		pr_out("path-mig-state %s ", path_mig_to_str(val));
+}
+
+static int res_qp_line(struct rd *rd, const char *name, int idx,
+		       struct nlattr **nla_line)
+{
+	uint32_t lqpn, rqpn = 0, rq_psn = 0, sq_psn;
+	uint8_t type, state, path_mig_state = 0;
+	uint32_t port = 0, pid = 0;
+	uint32_t pdn = 0;
+	char *comm = NULL;
+
+	if (!nla_line[RDMA_NLDEV_ATTR_RES_LQPN] ||
+	    !nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN] ||
+	    !nla_line[RDMA_NLDEV_ATTR_RES_TYPE] ||
+	    !nla_line[RDMA_NLDEV_ATTR_RES_STATE] ||
+	    (!nla_line[RDMA_NLDEV_ATTR_RES_PID] &&
+	     !nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])) {
+		return MNL_CB_ERROR;
+	}
+
+	if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
+		port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
+
+	if (port != rd->port_idx)
+		goto out;
+
+	lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+	if (rd_is_filtered_attr(rd, "lqpn", lqpn,
+				nla_line[RDMA_NLDEV_ATTR_RES_LQPN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PDN])
+		pdn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	if (rd_is_filtered_attr(rd, "pdn", pdn,
+				nla_line[RDMA_NLDEV_ATTR_RES_PDN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_RQPN])
+		rqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQPN]);
+	if (rd_is_filtered_attr(rd, "rqpn", rqpn,
+				nla_line[RDMA_NLDEV_ATTR_RES_RQPN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN])
+		rq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]);
+	if (rd_is_filtered_attr(rd, "rq-psn", rq_psn,
+				nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]))
+		goto out;
+
+	sq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]);
+	if (rd_is_filtered_attr(rd, "sq-psn", sq_psn,
+				nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE])
+		path_mig_state = mnl_attr_get_u8(
+			nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]);
+	if (rd_is_string_filtered_attr(
+		    rd, "path-mig-state", path_mig_to_str(path_mig_state),
+		    nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]))
+		goto out;
+
+	type = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
+	if (rd_is_string_filtered_attr(rd, "type", qp_types_to_str(type),
+				       nla_line[RDMA_NLDEV_ATTR_RES_TYPE]))
+		goto out;
+
+	state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
+	if (rd_is_string_filtered_attr(rd, "state", qp_states_to_str(state),
+				       nla_line[RDMA_NLDEV_ATTR_RES_STATE]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
+		pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+		comm = get_task_name(pid);
+	}
+
+	if (rd_is_filtered_attr(rd, "pid", pid,
+				nla_line[RDMA_NLDEV_ATTR_RES_PID]))
+		goto out;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
+		/* discard const from mnl_attr_get_str */
+		comm = (char *)mnl_attr_get_str(
+			nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
+
+	if (rd->json_output)
+		jsonw_start_array(rd->jw);
+
+	print_link(rd, idx, name, port, nla_line);
+
+	res_print_uint(rd, "lqpn", lqpn, nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
+	print_rqpn(rd, rqpn, nla_line);
+
+	print_type(rd, type);
+	print_state(rd, state);
+
+	print_rqpsn(rd, rq_psn, nla_line);
+	res_print_uint(rd, "sq-psn", sq_psn,
+		       nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]);
+
+	print_pathmig(rd, path_mig_state, nla_line);
+	res_print_uint(rd, "pdn", pdn, nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
+	res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
+	print_comm(rd, comm, nla_line);
+
+	print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
+	newline(rd);
+out:
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
+		free(comm);
+	return MNL_CB_OK;
+}
+
+int res_qp_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct rd *rd = data;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+
+	return res_qp_line(rd, name, idx, tb);
+}
+
+int res_qp_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	struct nlattr *nla_table, *nla_entry;
+	struct rd *rd = data;
+	int ret = MNL_CB_OK;
+	const char *name;
+	uint32_t idx;
+
+	mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
+	if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
+	    !tb[RDMA_NLDEV_ATTR_RES_QP])
+		return MNL_CB_ERROR;
+
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	nla_table = tb[RDMA_NLDEV_ATTR_RES_QP];
+
+	mnl_attr_for_each_nested(nla_entry, nla_table) {
+		struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
+
+		ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+
+		ret = res_qp_line(rd, name, idx, nla_line);
+		if (ret != MNL_CB_OK)
+			break;
+	}
+	return ret;
+}

rdma/res.h

@@ -0,0 +1,148 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/*
+ * res.h	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+#ifndef _RDMA_TOOL_RES_H_
+#define _RDMA_TOOL_RES_H_
+
+#include "rdma.h"
+
+int _res_send_msg(struct rd *rd, uint32_t command, mnl_cb_t callback);
+int _res_send_idx_msg(struct rd *rd, uint32_t command, mnl_cb_t callback,
+		      uint32_t idx, uint32_t id);
+
+int res_pd_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_pd_idx_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_mr_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_mr_idx_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_cq_idx_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_cm_id_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_cm_id_idx_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_qp_parse_cb(const struct nlmsghdr *nlh, void *data);
+int res_qp_idx_parse_cb(const struct nlmsghdr *nlh, void *data);
+
+#define RES_FUNC(name, command, valid_filters, strict_port, id)                        \
+	static inline int _##name(struct rd *rd)                                       \
+	{                                                                              \
+		uint32_t idx;                                                          \
+		int ret;                                                               \
+		if (id) {                                                              \
+			ret = rd_doit_index(rd, &idx);                                 \
+			if (ret) {                                                     \
+				ret = _res_send_idx_msg(rd, command,                   \
+							name##_idx_parse_cb,           \
+							idx, id);                      \
+				if (!ret)                                              \
+					return ret;                                    \
+				/* Fallback for old systems without .doit callbacks */ \
+			}                                                              \
+		}                                                                      \
+		return _res_send_msg(rd, command, name##_parse_cb);                    \
+	}                                                                              \
+	static inline int name(struct rd *rd)                                          \
+	{                                                                              \
+		int ret = rd_build_filter(rd, valid_filters);                          \
+		if (ret)                                                               \
+			return ret;                                                    \
+		if ((uintptr_t)valid_filters != (uintptr_t)NULL) {                     \
+			ret = rd_set_arg_to_devname(rd);                               \
+			if (ret)                                                       \
+				return ret;                                            \
+		}                                                                      \
+		if (strict_port)                                                       \
+			return rd_exec_dev(rd, _##name);                               \
+		else                                                                   \
+			return rd_exec_link(rd, _##name, strict_port);                 \
+	}
+
+static const
+struct filters pd_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+	{ .name = "dev", .is_number = false },
+	{ .name = "users", .is_number = true },
+	{ .name = "pid", .is_number = true },
+	{ .name = "ctxn", .is_number = true },
+	{ .name = "pdn", .is_number = true, .is_doit = true },
+	{ .name = "ctxn", .is_number = true }
+};
+
+RES_FUNC(res_pd, RDMA_NLDEV_CMD_RES_PD_GET, pd_valid_filters, true,
+	 RDMA_NLDEV_ATTR_RES_PDN);
+
+static const
+struct filters mr_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+	{ .name = "dev", .is_number = false },
+	{ .name = "rkey", .is_number = true },
+	{ .name = "lkey", .is_number = true },
+	{ .name = "mrlen", .is_number = true },
+	{ .name = "pid", .is_number = true },
+	{ .name = "mrn", .is_number = true, .is_doit = true },
+	{ .name = "pdn", .is_number = true }
+};
+
+RES_FUNC(res_mr, RDMA_NLDEV_CMD_RES_MR_GET, mr_valid_filters, true,
+	 RDMA_NLDEV_ATTR_RES_MRN);
+
+static const
+struct filters cq_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+	{ .name = "dev", .is_number = false },
+	{ .name = "users", .is_number = true },
+	{ .name = "poll-ctx", .is_number = false },
+	{ .name = "pid", .is_number = true },
+	{ .name = "cqn", .is_number = true, .is_doit = true },
+	{ .name = "ctxn", .is_number = true }
+};
+
+RES_FUNC(res_cq, RDMA_NLDEV_CMD_RES_CQ_GET, cq_valid_filters, true,
+	 RDMA_NLDEV_ATTR_RES_CQN);
+
+static const
+struct filters cm_id_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+	{ .name = "link", .is_number = false },
+	{ .name = "lqpn", .is_number = true },
+	{ .name = "qp-type", .is_number = false },
+	{ .name = "state", .is_number = false },
+	{ .name = "ps", .is_number = false },
+	{ .name = "dev-type", .is_number = false },
+	{ .name = "transport-type", .is_number = false },
+	{ .name = "pid", .is_number = true },
+	{ .name = "src-addr", .is_number = false },
+	{ .name = "src-port", .is_number = true },
+	{ .name = "dst-addr", .is_number = false },
+	{ .name = "dst-port", .is_number = true },
+	{ .name = "cm-idn", .is_number = true, .is_doit = true }
+};
+
+RES_FUNC(res_cm_id, RDMA_NLDEV_CMD_RES_CM_ID_GET, cm_id_valid_filters, false,
+	 RDMA_NLDEV_ATTR_RES_CM_IDN);
+
+static const struct
+filters qp_valid_filters[MAX_NUMBER_OF_FILTERS] = {
+	{ .name = "link", .is_number = false },
+	{ .name = "lqpn", .is_number = true, .is_doit = true },
+	{ .name = "rqpn", .is_number = true },
+	{ .name = "pid",  .is_number = true },
+	{ .name = "sq-psn", .is_number = true },
+	{ .name = "rq-psn", .is_number = true },
+	{ .name = "type", .is_number = false },
+	{ .name = "path-mig-state", .is_number = false },
+	{ .name = "state", .is_number = false },
+	{ .name = "pdn", .is_number = true },
+};
+
+RES_FUNC(res_qp, RDMA_NLDEV_CMD_RES_QP_GET, qp_valid_filters, false,
+	 RDMA_NLDEV_ATTR_RES_LQPN);
+
+char *get_task_name(uint32_t pid);
+void print_dev(struct rd *rd, uint32_t idx, const char *name);
+void print_link(struct rd *rd, uint32_t idx, const char *name, uint32_t port,
+		struct nlattr **nla_line);
+void print_key(struct rd *rd, const char *name, uint64_t val,
+	       struct nlattr *nlattr);
+void res_print_uint(struct rd *rd, const char *name, uint64_t val,
+		    struct nlattr *nlattr);
+void print_comm(struct rd *rd, const char *str, struct nlattr **nla_line);
+const char *qp_types_to_str(uint8_t idx);
+
+#endif /* _RDMA_TOOL_RES_H_ */

rdma/utils.c

@@ -1,11 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 /*
  * utils.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 
@@ -126,6 +121,7 @@ static int add_filter(struct rd *rd, char *key, char *value,
 	struct filter_entry *fe;
 	bool key_found = false;
 	int idx = 0;
+	char *endp;
 	int ret;
 
 	fe = calloc(1, sizeof(*fe));
@@ -168,6 +164,11 @@ static int add_filter(struct rd *rd, char *key, char *value,
 		goto err_alloc;
 	}
 
+	errno = 0;
+	strtol(fe->value, &endp, 10);
+	if (valid_filters[idx].is_doit && !errno && *endp == '\0')
+		fe->is_doit = true;
+
 	for (idx = 0; idx < strlen(fe->value); idx++)
 		fe->value[idx] = tolower(fe->value[idx]);
 
@@ -182,6 +183,20 @@ err:
 	return ret;
 }
 
+bool rd_doit_index(struct rd *rd, uint32_t *idx)
+{
+	struct filter_entry *fe;
+
+	list_for_each_entry(fe, &rd->filter_list, list) {
+		if (fe->is_doit) {
+			*idx = atoi(fe->value);
+			return true;
+		}
+	}
+
+	return false;
+}
+
 int rd_build_filter(struct rd *rd, const struct filters valid_filters[])
 {
 	int ret = 0;
@@ -218,7 +233,7 @@ out:
 	return ret;
 }
 
-bool rd_check_is_key_exist(struct rd *rd, const char *key)
+static bool rd_check_is_key_exist(struct rd *rd, const char *key)
 {
 	struct filter_entry *fe;
 
@@ -234,8 +249,8 @@ bool rd_check_is_key_exist(struct rd *rd, const char *key)
  * Check if string entry is filtered:
  *  * key doesn't exist -> user didn't request -> not filtered
  */
-bool rd_check_is_string_filtered(struct rd *rd,
+static bool rd_check_is_string_filtered(struct rd *rd, const char *key,
-				 const char *key, const char *val)
+					const char *val)
 {
 	bool key_is_filtered = false;
 	struct filter_entry *fe;
@@ -285,7 +300,7 @@ out:
  * Check if key is filtered:
  * key doesn't exist -> user didn't request -> not filtered
  */
-bool rd_check_is_filtered(struct rd *rd, const char *key, uint32_t val)
+static bool rd_check_is_filtered(struct rd *rd, const char *key, uint32_t val)
 {
 	bool key_is_filtered = false;
 	struct filter_entry *fe;
@@ -334,6 +349,24 @@ out:
 	return key_is_filtered;
 }
 
+bool rd_is_filtered_attr(struct rd *rd, const char *key, uint32_t val,
+			 struct nlattr *attr)
+{
+	if (!attr)
+		return rd_check_is_key_exist(rd, key);
+
+	return rd_check_is_filtered(rd, key, val);
+}
+
+bool rd_is_string_filtered_attr(struct rd *rd, const char *key, const char *val,
+				struct nlattr *attr)
+{
+	if (!attr)
+		rd_check_is_key_exist(rd, key);
+
+	return rd_check_is_string_filtered(rd, key, val);
+}
+
 static void filters_cleanup(struct rd *rd)
 {
 	struct filter_entry *fe, *tmp;
@@ -796,27 +829,37 @@ static int print_driver_entry(struct rd *rd, struct nlattr *key_attr,
 				struct nlattr *val_attr,
 				enum rdma_nldev_print_type print_type)
 {
-	const char *key_str = mnl_attr_get_str(key_attr);
 	int attr_type = nla_type(val_attr);
+	int ret = -EINVAL;
+	char *key_str;
+
+	if (asprintf(&key_str, "drv_%s", mnl_attr_get_str(key_attr)) == -1)
+		return -ENOMEM;
 
 	switch (attr_type) {
 	case RDMA_NLDEV_ATTR_DRIVER_STRING:
-		return print_driver_string(rd, key_str,
+		ret = print_driver_string(rd, key_str,
-				mnl_attr_get_str(val_attr));
+					  mnl_attr_get_str(val_attr));
+		break;
 	case RDMA_NLDEV_ATTR_DRIVER_S32:
-		return print_driver_s32(rd, key_str,
+		ret = print_driver_s32(rd, key_str, mnl_attr_get_u32(val_attr),
-				mnl_attr_get_u32(val_attr), print_type);
+				       print_type);
+		break;
 	case RDMA_NLDEV_ATTR_DRIVER_U32:
-		return print_driver_u32(rd, key_str,
+		ret = print_driver_u32(rd, key_str, mnl_attr_get_u32(val_attr),
-				mnl_attr_get_u32(val_attr), print_type);
+				       print_type);
+		break;
 	case RDMA_NLDEV_ATTR_DRIVER_S64:
-		return print_driver_s64(rd, key_str,
+		ret = print_driver_s64(rd, key_str, mnl_attr_get_u64(val_attr),
-				mnl_attr_get_u64(val_attr), print_type);
+				       print_type);
+		break;
 	case RDMA_NLDEV_ATTR_DRIVER_U64:
-		return print_driver_u64(rd, key_str,
+		ret = print_driver_u64(rd, key_str, mnl_attr_get_u64(val_attr),
-				mnl_attr_get_u64(val_attr), print_type);
+				       print_type);
+		break;
 	}
-	return -EINVAL;
+	free(key_str);
+	return ret;
 }
 
 void print_driver_table(struct rd *rd, struct nlattr *tb)

tc/f_bpf.c

@@ -235,7 +235,7 @@ static int bpf_print_opt(struct filter_util *qu, FILE *f,
 	}
 
 	if (tb[TCA_BPF_OPS] && tb[TCA_BPF_OPS_LEN])
-		bpf_print_ops(f, tb[TCA_BPF_OPS],
+		bpf_print_ops(tb[TCA_BPF_OPS],
 			      rta_getattr_u16(tb[TCA_BPF_OPS_LEN]));
 
 	if (tb[TCA_BPF_ID])

tc/f_matchall.c

@@ -114,6 +114,7 @@ static int matchall_print_opt(struct filter_util *qu, FILE *f,
 			   struct rtattr *opt, __u32 handle)
 {
 	struct rtattr *tb[TCA_MATCHALL_MAX+1];
+	struct tc_matchall_pcnt *pf = NULL;
 
 	if (opt == NULL)
 		return 0;
@@ -143,6 +144,19 @@ static int matchall_print_opt(struct filter_util *qu, FILE *f,
 			print_bool(PRINT_ANY, "not_in_hw", "\n  not_in_hw", true);
 	}
 
+	if (tb[TCA_MATCHALL_PCNT]) {
+		if (RTA_PAYLOAD(tb[TCA_MATCHALL_PCNT])  < sizeof(*pf)) {
+			print_string(PRINT_FP, NULL, "Broken perf counters\n", NULL);
+			return -1;
+		}
+		pf = RTA_DATA(tb[TCA_MATCHALL_PCNT]);
+	}
+
+	if (show_stats && NULL != pf)
+		print_u64(PRINT_ANY, "rule_hit", " (rule hit %llu)",
+			(unsigned long long) pf->rhit);
+
+
 	if (tb[TCA_MATCHALL_ACT])
 		tc_print_action(f, tb[TCA_MATCHALL_ACT], 0);
 

tc/m_action.c

@@ -363,7 +363,7 @@ tc_print_action(FILE *f, const struct rtattr *arg, unsigned short tot_acts)
 
 	parse_rtattr_nested(tb, tot_acts, arg);
 
-	if (tab_flush && NULL != tb[0]  && NULL == tb[1])
+	if (tab_flush && tb[0] && !tb[1])
 		return tc_print_action_flush(f, tb[0]);
 
 	open_json_array(PRINT_JSON, "actions");

tc/m_bpf.c

@@ -157,7 +157,7 @@ static int bpf_print_opt(struct action_util *au, FILE *f, struct rtattr *arg)
 {
 	struct rtattr *tb[TCA_ACT_BPF_MAX + 1];
 	struct tc_act_bpf *parm;
-	int dump_ok = 0;
+	int d_ok = 0;
 
 	if (arg == NULL)
 		return -1;
@@ -170,31 +170,33 @@ static int bpf_print_opt(struct action_util *au, FILE *f, struct rtattr *arg)
 	}
 
 	parm = RTA_DATA(tb[TCA_ACT_BPF_PARMS]);
-	fprintf(f, "bpf ");
+	print_string(PRINT_ANY, "kind", "%s ", "bpf");
 
 	if (tb[TCA_ACT_BPF_NAME])
-		fprintf(f, "%s ", rta_getattr_str(tb[TCA_ACT_BPF_NAME]));
+		print_string(PRINT_ANY, "bpf_name", "%s ",
-
+			     rta_getattr_str(tb[TCA_ACT_BPF_NAME]));
 	if (tb[TCA_ACT_BPF_OPS] && tb[TCA_ACT_BPF_OPS_LEN]) {
-		bpf_print_ops(f, tb[TCA_ACT_BPF_OPS],
+		bpf_print_ops(tb[TCA_ACT_BPF_OPS],
 			      rta_getattr_u16(tb[TCA_ACT_BPF_OPS_LEN]));
-		fprintf(f, " ");
+		print_string(PRINT_FP, NULL, "%s", " ");
 	}
 
 	if (tb[TCA_ACT_BPF_ID])
-		dump_ok = bpf_dump_prog_info(f, rta_getattr_u32(tb[TCA_ACT_BPF_ID]));
+		d_ok = bpf_dump_prog_info(f,
-	if (!dump_ok && tb[TCA_ACT_BPF_TAG]) {
+					  rta_getattr_u32(tb[TCA_ACT_BPF_ID]));
+	if (!d_ok && tb[TCA_ACT_BPF_TAG]) {
 		SPRINT_BUF(b);
 
-		fprintf(f, "tag %s ",
+		print_string(PRINT_ANY, "tag", "tag %s ",
-			hexstring_n2a(RTA_DATA(tb[TCA_ACT_BPF_TAG]),
+			     hexstring_n2a(RTA_DATA(tb[TCA_ACT_BPF_TAG]),
-				      RTA_PAYLOAD(tb[TCA_ACT_BPF_TAG]),
+			     RTA_PAYLOAD(tb[TCA_ACT_BPF_TAG]),
-				      b, sizeof(b)));
+			     b, sizeof(b)));
 	}
 
-	print_action_control(f, "default-action ", parm->action, "\n");
+	print_action_control(f, "default-action ", parm->action, _SL_);
-	fprintf(f, "\tindex %u ref %d bind %d", parm->index, parm->refcnt,
+	print_uint(PRINT_ANY, "index", "\t index %u", parm->index);
-		parm->bindcnt);
+	print_int(PRINT_ANY, "ref", " ref %d", parm->refcnt);
+	print_int(PRINT_ANY, "bind", " bind %d", parm->bindcnt);
 
 	if (show_stats) {
 		if (tb[TCA_ACT_BPF_TM]) {

tc/m_csum.c

@@ -199,10 +199,11 @@ print_csum(struct action_util *au, FILE *f, struct rtattr *arg)
 		uflag_1 = "?empty";
 	}
 
+	print_string(PRINT_ANY, "kind", "%s ", "csum");
 	snprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s",
 		 uflag_1, uflag_2, uflag_3,
 		 uflag_4, uflag_5, uflag_6, uflag_7);
-	print_string(PRINT_ANY, "csum", "csum (%s) ", buf);
+	print_string(PRINT_ANY, "csum", "(%s) ", buf);
 
 	print_action_control(f, "action ", sel->action, "\n");
 	print_uint(PRINT_ANY, "index", "\tindex %u", sel->index);

tc/m_ipt.c

@@ -299,9 +299,8 @@ static int parse_ipt(struct action_util *a, int *argc_p,
 		int i;
 
 		for (i = 0; i < rargc; i++) {
-			if (NULL == argv[i] || 0 == strcmp(argv[i], "action")) {
+			if (!argv[i] || strcmp(argv[i], "action") == 0)
 				break;
-			}
 		}
 		iargc = argc = i;
 	}

tc/m_xt_old.c

@@ -224,9 +224,8 @@ static int parse_ipt(struct action_util *a, int *argc_p,
 		int i;
 
 		for (i = 0; i < rargc; i++) {
-			if (NULL == argv[i] || 0 == strcmp(argv[i], "action")) {
+			if (!argv[i] || strcmp(argv[i], "action") == 0)
 				break;
-			}
 		}
 		iargc = argc = i;
 	}

tc/tc_util.c

@@ -859,7 +859,7 @@ void print_tcstats_attr(FILE *fp, struct rtattr *tb[], char *prefix, struct rtat
 
 	if (tb[TCA_STATS2]) {
 		print_tcstats2_attr(fp, tb[TCA_STATS2], prefix, xstats);
-		if (xstats && NULL == *xstats)
+		if (xstats && !*xstats)
 			goto compat_xstats;
 		return;
 	}