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-rw-r--r--fs/reiserfs/file.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index bbf31003d308..c7156dc39ce7 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -140,12 +140,18 @@ static void reiserfs_vfs_truncate_file(struct inode *inode)
* be removed...
*/
-static int reiserfs_sync_file(struct file *filp, int datasync)
+static int reiserfs_sync_file(struct file *filp, loff_t start, loff_t end,
+ int datasync)
{
struct inode *inode = filp->f_mapping->host;
int err;
int barrier_done;
+ err = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (err)
+ return err;
+
+ mutex_lock(&inode->i_mutex);
BUG_ON(!S_ISREG(inode->i_mode));
err = sync_mapping_buffers(inode->i_mapping);
reiserfs_write_lock(inode->i_sb);
@@ -153,6 +159,7 @@ static int reiserfs_sync_file(struct file *filp, int datasync)
reiserfs_write_unlock(inode->i_sb);
if (barrier_done != 1 && reiserfs_barrier_flush(inode->i_sb))
blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
+ mutex_unlock(&inode->i_mutex);
if (barrier_done < 0)
return barrier_done;
return (err < 0) ? -EIO : 0;