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authorJames Morris <jmorris@namei.org>2011-04-19 21:32:41 +1000
committerJames Morris <jmorris@namei.org>2011-04-19 21:32:41 +1000
commitd4ab4e6a23f805abb8fc3cc34525eec3788aeca1 (patch)
treeeefd82c155bc27469a85667d759cd90facf4a6e3 /fs/ext4/fsync.c
parentc0fa797ae6cd02ff87c0bfe0d509368a3b45640e (diff)
parent96fd2d57b8252e16dfacf8941f7a74a6119197f5 (diff)
Merge branch 'master'; commit 'v2.6.39-rc3' into next
Diffstat (limited to 'fs/ext4/fsync.c')
-rw-r--r--fs/ext4/fsync.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index 7f74019d6d7..e9473cbe80d 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -101,7 +101,7 @@ extern int ext4_flush_completed_IO(struct inode *inode)
* to the work-to-be schedule is freed.
*
* Thus we need to keep the io structure still valid here after
- * convertion finished. The io structure has a flag to
+ * conversion finished. The io structure has a flag to
* avoid double converting from both fsync and background work
* queue work.
*/
@@ -125,9 +125,11 @@ extern int ext4_flush_completed_IO(struct inode *inode)
* the parent directory's parent as well, and so on recursively, if
* they are also freshly created.
*/
-static void ext4_sync_parent(struct inode *inode)
+static int ext4_sync_parent(struct inode *inode)
{
+ struct writeback_control wbc;
struct dentry *dentry = NULL;
+ int ret = 0;
while (inode && ext4_test_inode_state(inode, EXT4_STATE_NEWENTRY)) {
ext4_clear_inode_state(inode, EXT4_STATE_NEWENTRY);
@@ -136,8 +138,17 @@ static void ext4_sync_parent(struct inode *inode)
if (!dentry || !dentry->d_parent || !dentry->d_parent->d_inode)
break;
inode = dentry->d_parent->d_inode;
- sync_mapping_buffers(inode->i_mapping);
+ ret = sync_mapping_buffers(inode->i_mapping);
+ if (ret)
+ break;
+ memset(&wbc, 0, sizeof(wbc));
+ wbc.sync_mode = WB_SYNC_ALL;
+ wbc.nr_to_write = 0; /* only write out the inode */
+ ret = sync_inode(inode, &wbc);
+ if (ret)
+ break;
}
+ return ret;
}
/*
@@ -176,7 +187,7 @@ int ext4_sync_file(struct file *file, int datasync)
if (!journal) {
ret = generic_file_fsync(file, datasync);
if (!ret && !list_empty(&inode->i_dentry))
- ext4_sync_parent(inode);
+ ret = ext4_sync_parent(inode);
goto out;
}