From e13a73f02595c564e423bda5742fb8df4ebca455 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 11 Jan 2006 15:30:08 +1100 Subject: [PATCH] [XFS] Write log dummy record when freezing filesystem SGI-PV: 945483 SGI-Modid: xfs-linux-melb:xfs-kern:202638a Signed-off-by: Christoph Hellwig Signed-off-by: Nathan Scott --- fs/xfs/xfs_fsops.c | 26 ++++++++++++++++++++++++++ fs/xfs/xfs_fsops.h | 1 + fs/xfs/xfs_vfsops.c | 2 ++ 3 files changed, 29 insertions(+) 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, diff --git a/fs/xfs/xfs_fsops.h b/fs/xfs/xfs_fsops.h index f32713f14f9a..300d0c9d61ad 100644 --- a/fs/xfs/xfs_fsops.h +++ b/fs/xfs/xfs_fsops.h @@ -25,5 +25,6 @@ extern int xfs_fs_counts(xfs_mount_t *mp, xfs_fsop_counts_t *cnt); extern int xfs_reserve_blocks(xfs_mount_t *mp, __uint64_t *inval, xfs_fsop_resblks_t *outval); extern int xfs_fs_goingdown(xfs_mount_t *mp, __uint32_t inflags); +extern void xfs_fs_log_dummy(xfs_mount_t *mp); #endif /* __XFS_FSOPS_H__ */ diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c index bfdabde23db0..dcdb0a8578e1 100644 --- a/fs/xfs/xfs_vfsops.c +++ b/fs/xfs/xfs_vfsops.c @@ -53,6 +53,7 @@ #include "xfs_acl.h" #include "xfs_attr.h" #include "xfs_clnt.h" +#include "xfs_fsops.h" STATIC int xfs_sync(bhv_desc_t *, int, cred_t *); @@ -1967,6 +1968,7 @@ xfs_freeze( /* Push the superblock and write an unmount record */ xfs_log_unmount_write(mp); xfs_unmountfs_writesb(mp); + xfs_fs_log_dummy(mp); } -- GitLab