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authorChristoph Hellwig <hch@sgi.com>2006-01-11 07:30:08 +0300
committerNathan Scott <nathans@sgi.com>2006-01-11 07:30:08 +0300
commite13a73f02595c564e423bda5742fb8df4ebca455 (patch)
tree0bd3dfd259bb21266332faa255f6d64001915fd1 /fs/xfs/xfs_fsops.c
parent1df84c930a5101223da016f256b46b192dbf2b30 (diff)
downloadlinux-e13a73f02595c564e423bda5742fb8df4ebca455.tar.xz
[XFS] Write log dummy record when freezing filesystem
SGI-PV: 945483 SGI-Modid: xfs-linux-melb:xfs-kern:202638a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_fsops.c')
-rw-r--r--fs/xfs/xfs_fsops.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index d1236d6f4045..163031c1e394 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -540,6 +540,32 @@ xfs_reserve_blocks(
return(0);
}
+void
+xfs_fs_log_dummy(xfs_mount_t *mp)
+{
+ xfs_trans_t *tp;
+ xfs_inode_t *ip;
+
+
+ tp = _xfs_trans_alloc(mp, XFS_TRANS_DUMMY1);
+ atomic_inc(&mp->m_active_trans);
+ if (xfs_trans_reserve(tp, 0, XFS_ICHANGE_LOG_RES(mp), 0, 0, 0)) {
+ xfs_trans_cancel(tp, 0);
+ return;
+ }
+
+ ip = mp->m_rootip;
+ xfs_ilock(ip, XFS_ILOCK_EXCL);
+
+ xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
+ xfs_trans_ihold(tp, ip);
+ xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
+ xfs_trans_set_sync(tp);
+ xfs_trans_commit(tp, 0, NULL);
+
+ xfs_iunlock(ip, XFS_ILOCK_EXCL);
+}
+
int
xfs_fs_goingdown(
xfs_mount_t *mp,