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Commit fad3aa1e authored by Nathan Scott's avatar Nathan Scott
Browse files

[XFS] Fix regression in xfs_buf_rele dealing with non-hashed buffers, as 


occur during log replay.  Novell bug 145204, Fedora bug 177848.

SGI-PV: 948860
SGI-Modid: xfs-linux-melb:xfs-kern:25064a

Signed-off-by: default avatarNathan Scott <nathans@sgi.com>
parent 3a69c7dc

fs/xfs/linux-2.6/xfs_buf.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -822,6 +822,13 @@ xfs_buf_rele( 




	XB_TRACE(bp, "rele", bp->b_relse);

	XB_TRACE(bp, "rele", bp->b_relse);





	if (unlikely(!hash)) {

		ASSERT(!bp->b_relse);

		if (atomic_dec_and_test(&bp->b_hold))

			xfs_buf_free(bp);

		return;

	}



	if (atomic_dec_and_lock(&bp->b_hold, &hash->bh_lock)) {

	if (atomic_dec_and_lock(&bp->b_hold, &hash->bh_lock)) {

		if (bp->b_relse) {

		if (bp->b_relse) {

			atomic_inc(&bp->b_hold);

			atomic_inc(&bp->b_hold);