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Commit 07f9eebc authored by David Teigland's avatar David Teigland Committed by Mark Fasheh
Browse files

ocfs2: fix wake_up in unlock_ast 



In ocfs2_unlock_ast(), call wake_up() on lockres before releasing
the spin lock on it.  As soon as the spin lock is released, the
lockres can be freed.

Signed-off-by: default avatarDavid Teigland <teigland@redhat.com>
Signed-off-by: default avatarMark Fasheh <mfasheh@suse.com>
parent 66f502a4

fs/ocfs2/dlmglue.c

+1 −2
Original line number Diff line number Diff line
@@ -2841,9 +2841,8 @@ static void ocfs2_unlock_ast(void *opaque, int error) 


	lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);

	lockres->l_unlock_action = OCFS2_UNLOCK_INVALID;

	spin_unlock_irqrestore(&lockres->l_lock, flags);



	wake_up(&lockres->l_event);

	spin_unlock_irqrestore(&lockres->l_lock, flags);



	mlog_exit_void();

}