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devlink: print maximum number of snapshots if available 

Recently the kernel gained ability to report the maximum number of
snapshots a region can have. Print this value out if it was reported.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: David Ahern <dsahern@kernel.org>
This commit is contained in:
Jacob Keller 2021-09-30 14:20:50 -07:00 committed by David Ahern
parent 6448ed373c
commit b90174354d
1 changed files with 4 additions and 0 deletions
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4
devlink/devlink.c
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@ -7845,6 +7845,10 @@ static void pr_out_region(struct dl *dl, struct nlattr **tb)
if (tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
pr_out_snapshot(dl, tb);
if (tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS])
pr_out_u64(dl, "max",
mnl_attr_get_u32(tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS]));
pr_out_region_handle_end(dl);
}