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path: root/fs/xfs/linux-2.6/xfs_sync.c
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Diffstat (limited to 'fs/xfs/linux-2.6/xfs_sync.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_sync.c55
1 files changed, 34 insertions, 21 deletions
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c
index a3d2e771306..c1a9a113507 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/linux-2.6/xfs_sync.c
@@ -268,29 +268,42 @@ xfs_sync_inode_attr(
return error;
}
+/*
+ * Write out pagecache data for the whole filesystem.
+ */
int
-xfs_sync_inodes(
- xfs_mount_t *mp,
- int flags)
+xfs_sync_data(
+ struct xfs_mount *mp,
+ int flags)
{
- int error = 0;
- int lflags = XFS_LOG_FORCE;
+ int error;
- if (mp->m_flags & XFS_MOUNT_RDONLY)
- return 0;
+ ASSERT((flags & ~(SYNC_TRYLOCK|SYNC_WAIT|SYNC_IOWAIT)) == 0);
- if (flags & SYNC_WAIT)
- lflags |= XFS_LOG_SYNC;
+ error = xfs_inode_ag_iterator(mp, xfs_sync_inode_data, flags,
+ XFS_ICI_NO_TAG);
+ if (error)
+ return XFS_ERROR(error);
- if (flags & SYNC_DELWRI)
- error = xfs_inode_ag_iterator(mp, xfs_sync_inode_data, flags, XFS_ICI_NO_TAG);
+ xfs_log_force(mp, 0,
+ (flags & SYNC_WAIT) ?
+ XFS_LOG_FORCE | XFS_LOG_SYNC :
+ XFS_LOG_FORCE);
+ return 0;
+}
- if (flags & SYNC_ATTR)
- error = xfs_inode_ag_iterator(mp, xfs_sync_inode_attr, flags, XFS_ICI_NO_TAG);
+/*
+ * Write out inode metadata (attributes) for the whole filesystem.
+ */
+int
+xfs_sync_attr(
+ struct xfs_mount *mp,
+ int flags)
+{
+ ASSERT((flags & ~SYNC_WAIT) == 0);
- if (!error && (flags & SYNC_DELWRI))
- xfs_log_force(mp, 0, lflags);
- return XFS_ERROR(error);
+ return xfs_inode_ag_iterator(mp, xfs_sync_inode_attr, flags,
+ XFS_ICI_NO_TAG);
}
STATIC int
@@ -404,12 +417,12 @@ xfs_quiesce_data(
int error;
/* push non-blocking */
- xfs_sync_inodes(mp, SYNC_DELWRI|SYNC_BDFLUSH);
+ xfs_sync_data(mp, 0);
xfs_qm_sync(mp, SYNC_BDFLUSH);
xfs_filestream_flush(mp);
/* push and block */
- xfs_sync_inodes(mp, SYNC_DELWRI|SYNC_WAIT|SYNC_IOWAIT);
+ xfs_sync_data(mp, SYNC_WAIT|SYNC_IOWAIT);
xfs_qm_sync(mp, SYNC_WAIT);
/* write superblock and hoover up shutdown errors */
@@ -438,7 +451,7 @@ xfs_quiesce_fs(
* logged before we can write the unmount record.
*/
do {
- xfs_sync_inodes(mp, SYNC_ATTR|SYNC_WAIT);
+ xfs_sync_attr(mp, SYNC_WAIT);
pincount = xfs_flush_buftarg(mp->m_ddev_targp, 1);
if (!pincount) {
delay(50);
@@ -521,8 +534,8 @@ xfs_flush_inodes_work(
void *arg)
{
struct inode *inode = arg;
- xfs_sync_inodes(mp, SYNC_DELWRI | SYNC_TRYLOCK);
- xfs_sync_inodes(mp, SYNC_DELWRI | SYNC_TRYLOCK | SYNC_IOWAIT);
+ xfs_sync_data(mp, SYNC_TRYLOCK);
+ xfs_sync_data(mp, SYNC_TRYLOCK | SYNC_IOWAIT);
iput(inode);
}