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-rw-r--r--fs/xfs/xfs_mount.c6
-rw-r--r--fs/xfs/xfs_super.c34
-rw-r--r--fs/xfs/xfs_sync.c21
3 files changed, 23 insertions, 38 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index b2bd3a0e6376..d9a31c6a0c53 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1450,9 +1450,11 @@ xfs_unmountfs(
/*
* And reclaim all inodes. At this point there should be no dirty
- * inode, and none should be pinned or locked, but use synchronous
- * reclaim just to be sure.
+ * inodes and none should be pinned or locked, but use synchronous
+ * reclaim just to be sure. We can stop background inode reclaim
+ * here as well if it is still running.
*/
+ cancel_delayed_work_sync(&mp->m_reclaim_work);
xfs_reclaim_inodes(mp, SYNC_WAIT);
xfs_qm_unmount(mp);
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 37d1bbce047d..9805cac81fc9 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1005,14 +1005,12 @@ xfs_fs_put_super(
{
struct xfs_mount *mp = XFS_M(sb);
- xfs_filestream_unmount(mp);
- cancel_delayed_work_sync(&mp->m_sync_work);
- xfs_unmountfs(mp);
-
cancel_delayed_work_sync(&mp->m_sync_work);
- cancel_delayed_work_sync(&mp->m_reclaim_work);
cancel_work_sync(&mp->m_flush_work);
+ xfs_filestream_unmount(mp);
+ xfs_unmountfs(mp);
+
xfs_freesb(mp);
xfs_icsb_destroy_counters(mp);
xfs_destroy_mount_workqueues(mp);
@@ -1325,6 +1323,9 @@ xfs_fs_fill_super(
spin_lock_init(&mp->m_sb_lock);
mutex_init(&mp->m_growlock);
atomic_set(&mp->m_active_trans, 0);
+ INIT_WORK(&mp->m_flush_work, xfs_flush_worker);
+ INIT_DELAYED_WORK(&mp->m_sync_work, xfs_sync_worker);
+ INIT_DELAYED_WORK(&mp->m_reclaim_work, xfs_reclaim_worker);
mp->m_super = sb;
sb->s_fs_info = mp;
@@ -1388,15 +1389,9 @@ xfs_fs_fill_super(
sb->s_time_gran = 1;
set_posix_acl_flag(sb);
- INIT_WORK(&mp->m_flush_work, xfs_flush_worker);
- INIT_DELAYED_WORK(&mp->m_sync_work, xfs_sync_worker);
- INIT_DELAYED_WORK(&mp->m_reclaim_work, xfs_reclaim_worker);
-
- xfs_syncd_queue_sync(mp);
-
error = xfs_mountfs(mp);
if (error)
- goto out_syncd_stop;
+ goto out_filestream_unmount;
root = igrab(VFS_I(mp->m_rootip));
if (!root) {
@@ -1413,12 +1408,15 @@ xfs_fs_fill_super(
goto out_unmount;
}
+ /*
+ * The filesystem is successfully mounted, so we can start background
+ * sync work now.
+ */
+ xfs_syncd_queue_sync(mp);
+
return 0;
- out_syncd_stop:
- cancel_delayed_work_sync(&mp->m_sync_work);
- cancel_delayed_work_sync(&mp->m_reclaim_work);
- cancel_work_sync(&mp->m_flush_work);
+ out_filestream_unmount:
xfs_filestream_unmount(mp);
out_free_sb:
xfs_freesb(mp);
@@ -1437,10 +1435,6 @@ out_destroy_workqueues:
out_unmount:
xfs_filestream_unmount(mp);
xfs_unmountfs(mp);
-
- cancel_delayed_work_sync(&mp->m_sync_work);
- cancel_delayed_work_sync(&mp->m_reclaim_work);
- cancel_work_sync(&mp->m_flush_work);
goto out_free_sb;
}
diff --git a/fs/xfs/xfs_sync.c b/fs/xfs/xfs_sync.c
index 7502f0621fb9..a68761696ab5 100644
--- a/fs/xfs/xfs_sync.c
+++ b/fs/xfs/xfs_sync.c
@@ -379,9 +379,9 @@ xfs_syncd_queue_sync(
}
/*
- * Every sync period we need to unpin all items, reclaim inodes and sync
- * disk quotas. We might need to cover the log to indicate that the
- * filesystem is idle and not frozen.
+ * Every sync period we need to unpin all items in the AIL and push them to
+ * disk. If there is nothing dirty, then we might need to cover the log to
+ * indicate that the filesystem is idle and not frozen.
*/
void
xfs_sync_worker(
@@ -391,17 +391,7 @@ xfs_sync_worker(
struct xfs_mount, m_sync_work);
int error;
- /*
- * We shouldn't write/force the log if we are in the mount/unmount
- * process or on a read only filesystem. The workqueue still needs to be
- * active in both cases, however, because it is used for inode reclaim
- * during these times. Use the MS_ACTIVE flag to avoid doing anything
- * during mount. Doing work during unmount is avoided by calling
- * cancel_delayed_work_sync on this work queue before tearing down
- * the ail and the log in xfs_log_unmount.
- */
- if (!(mp->m_super->s_flags & MS_ACTIVE) &&
- !(mp->m_flags & XFS_MOUNT_RDONLY)) {
+ if (!(mp->m_flags & XFS_MOUNT_RDONLY)) {
/* dgc: errors ignored here */
if (mp->m_super->s_writers.frozen == SB_UNFROZEN &&
xfs_log_need_covered(mp))
@@ -409,8 +399,7 @@ xfs_sync_worker(
else
xfs_log_force(mp, 0);
- /* start pushing all the metadata that is currently
- * dirty */
+ /* start pushing all the metadata that is currently dirty */
xfs_ail_push_all(mp->m_ail);
}