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Commit e7ab8d65 authored by Josh Triplett's avatar Josh Triplett Committed by Linus Torvalds
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[PATCH] jbd: add lock annotation to jbd_sync_bh 



jbd_sync_bh releases journal->j_list_lock.  Add a lock annotation to this
function so that sparse can check callers for lock pairing, and so that
sparse will not complain about this function since it intentionally uses
the lock in this manner.

Signed-off-by: default avatarJosh Triplett <josh@freedesktop.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent bbf2bef9

fs/jbd/checkpoint.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -145,6 +145,7 @@ void __log_wait_for_space(journal_t *journal) 
 * jbd_unlock_bh_state().

 * jbd_unlock_bh_state().

 */

 */

static void jbd_sync_bh(journal_t *journal, struct buffer_head *bh)

static void jbd_sync_bh(journal_t *journal, struct buffer_head *bh)

	__releases(journal->j_list_lock)

{

{

	get_bh(bh);

	get_bh(bh);

	spin_unlock(&journal->j_list_lock);

	spin_unlock(&journal->j_list_lock);