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rdma: Refactor CQ prints 

Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
This commit is contained in:
Leon Romanovsky 2019-02-23 11:15:22 +02:00 committed by David Ahern
parent 7d06b31f0e
commit 83ea72289e
1 changed files with 90 additions and 85 deletions
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175
rdma/res-cq.c
View File

@ -27,11 +27,97 @@ static void print_poll_ctx(struct rd *rd, uint8_t poll_ctx)
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_entry)
{
struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
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;
int err;
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
if (err != MNL_CB_OK)
return MNL_CB_ERROR;
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_check_is_filtered(rd, "users", users))
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_check_is_string_filtered(rd, "poll-ctx",
poll_ctx_to_str(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_check_is_filtered(rd, "pid", 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_check_is_filtered(rd, "cqn", 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_check_is_filtered(rd, "ctxn", 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, "cqe", cqe);
res_print_uint(rd, "users", users);
if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
print_poll_ctx(rd, poll_ctx);
res_print_uint(rd, "pid", pid);
print_comm(rd, comm, nla_line);
if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
res_print_uint(rd, "cqn", cqn);
if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
res_print_uint(rd, "ctxn", ctxn);
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_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;
@ -45,91 +131,10 @@ int res_cq_parse_cb(const struct nlmsghdr *nlh, void *data)
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] = {};
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;
int err;
ret = res_cq_line(rd, name, idx, nla_entry);
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
if (err != MNL_CB_OK)
return MNL_CB_ERROR;
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_check_is_filtered(rd, "users", users))
continue;
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_check_is_string_filtered(
rd, "poll-ctx", poll_ctx_to_str(poll_ctx)))
continue;
}
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_check_is_filtered(rd, "pid", pid)) {
free(comm);
continue;
}
if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
cqn = mnl_attr_get_u32(
nla_line[RDMA_NLDEV_ATTR_RES_CQN]);
if (rd_check_is_filtered(rd, "cqn", cqn))
continue;
if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
ctxn = mnl_attr_get_u32(
nla_line[RDMA_NLDEV_ATTR_RES_CTXN]);
if (rd_check_is_filtered(rd, "ctxn", ctxn))
continue;
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, "cqe", cqe);
res_print_uint(rd, "users", users);
if (nla_line[RDMA_NLDEV_ATTR_RES_POLL_CTX])
print_poll_ctx(rd, poll_ctx);
res_print_uint(rd, "pid", pid);
print_comm(rd, comm, nla_line);
if (nla_line[RDMA_NLDEV_ATTR_RES_CQN])
res_print_uint(rd, "cqn", cqn);
if (nla_line[RDMA_NLDEV_ATTR_RES_CTXN])
res_print_uint(rd, "ctxn", ctxn);
if (nla_line[RDMA_NLDEV_ATTR_RES_PID])
free(comm);
print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
newline(rd);
if (ret != MNL_CB_OK)
break;
}
return MNL_CB_OK;
return ret;
}