diff options
Diffstat (limited to 'fs/xfs/xfs_super.c')
-rw-r--r-- | fs/xfs/xfs_super.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 37c39a155a58..9468c6878463 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -882,6 +882,24 @@ xfs_destroy_mount_workqueues( destroy_workqueue(mp->m_unwritten_workqueue); } +/* + * Flush all dirty data to disk. Must not be called while holding an XFS_ILOCK + * or a page lock. We use sync_inodes_sb() here to ensure we block while waiting + * for IO to complete so that we effectively throttle multiple callers to the + * rate at which IO is completing. + */ +void +xfs_flush_inodes( + struct xfs_mount *mp) +{ + struct super_block *sb = mp->m_super; + + if (down_read_trylock(&sb->s_umount)) { + sync_inodes_sb(sb); + up_read(&sb->s_umount); + } +} + /* Catch misguided souls that try to use this interface on XFS */ STATIC struct inode * xfs_fs_alloc_inode( @@ -1005,8 +1023,6 @@ xfs_fs_put_super( { struct xfs_mount *mp = XFS_M(sb); - cancel_work_sync(&mp->m_flush_work); - xfs_filestream_unmount(mp); xfs_unmountfs(mp); @@ -1324,7 +1340,6 @@ 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_reclaim_work, xfs_reclaim_worker); mp->m_super = sb; |