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Add process name and pid to locks warning

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It's fairly useless to complain about using an obsolete feature without
telling the user which process used it. My Fedora desktop randomly drops
this message, but I would really need this patch to figure out what
triggers is.

[ jlayton: print pid as well as process name ]

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Andi Kleen 2022-11-18 15:43:57 -08:00 committed by Jeff Layton
parent 77c67530e1
commit f2f2494c8a
1 changed files with 1 additions and 1 deletions
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2
fs/locks.c
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@ -2096,7 +2096,7 @@ SYSCALL_DEFINE2(flock, unsigned int, fd, unsigned int, cmd)
* throw a warning to let people know that they don't actually work.
*/
if (cmd & LOCK_MAND) {
pr_warn_once("Attempt to set a LOCK_MAND lock via flock(2). This support has been removed and the request ignored.\n");
pr_warn_once("%s(%d): Attempt to set a LOCK_MAND lock via flock(2). This support has been removed and the request ignored.\n", current->comm, current->pid);
return 0;
}