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authorNathan Scott <nathans@sgi.com>2006-02-02 13:30:43 +1100
committerChris Wright <chrisw@sous-sol.org>2006-02-09 23:20:07 -0800
commite7a9850f9a29508eb9ba7f43e733b01096bc171d (patch)
tree91d16e23589509ad4ae649fc56a3fd2315c6fadc /fs
parent6eef6ea5bf6794c2d0938ba1c91934229ad9873e (diff)
[PATCH] fix regression in xfs_buf_rele
Fix regression in xfs_buf_rele dealing with non-hashed buffers, as occur during log replay. Novell bug 145204, Fedora bug 177848. Signed-off-by: Nathan Scott <nathans@sgi.com> Signed-off-by: Chris Wright <chrisw@sous-sol.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index 6fe21d2b8847..422848c23b0d 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -830,6 +830,13 @@ pagebuf_rele(
PB_TRACE(pb, "rele", pb->pb_relse);
+ if (unlikely(!hash)) {
+ ASSERT(!pb->pb_relse);
+ if (atomic_dec_and_test(&pb->pb_hold))
+ xfs_buf_free(pb);
+ return;
+ }
+
if (atomic_dec_and_lock(&pb->pb_hold, &hash->bh_lock)) {
if (pb->pb_relse) {
atomic_inc(&pb->pb_hold);