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locks: add tracepoint in flock codepath 

Signed-off-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Jeff Layton 2018-07-30 07:54:56 -04:00
parent 1cf8e5de40
commit c883da313e
2 changed files with 5 additions and 1 deletions
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1
fs/locks.c
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@ -990,6 +990,7 @@ static int flock_lock_inode(struct inode *inode, struct file_lock *request)
if (new_fl)
locks_free_lock(new_fl);
locks_dispose_list(&dispose);
trace_flock_lock_inode(inode, request, error);
return error;
}

5
include/trace/events/filelock.h
View File

@ -112,8 +112,11 @@ DEFINE_EVENT(filelock_lock, locks_remove_posix,
TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
TP_ARGS(inode, fl, ret));
DECLARE_EVENT_CLASS(filelock_lease,
DEFINE_EVENT(filelock_lock, flock_lock_inode,
TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
TP_ARGS(inode, fl, ret));
DECLARE_EVENT_CLASS(filelock_lease,
TP_PROTO(struct inode *inode, struct file_lock *fl),
TP_ARGS(inode, fl),