Commit 660a6126 authored by Alexander Aring's avatar Alexander Aring Committed by Andreas Gruenbacher

gfs2: check context in gfs2_glock_put

Add a might_sleep call into gfs2_glock_put which can sleep in DLM when
the last reference is released.  This will show problems earlier, and
not only when the last reference is put.
Signed-off-by: default avatarAlexander Aring <aahringo@redhat.com>
Signed-off-by: default avatarAndreas Gruenbacher <agruenba@redhat.com>
parent 7427f3bb
......@@ -301,6 +301,9 @@ void gfs2_glock_queue_put(struct gfs2_glock *gl)
void gfs2_glock_put(struct gfs2_glock *gl)
{
/* last put could call sleepable dlm api */
might_sleep();
if (lockref_put_or_lock(&gl->gl_lockref))
return;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment