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-rw-r--r--fs/sync.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/sync.c b/fs/sync.c
index 01d9f18a70b5..fbc98ee62044 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -177,8 +177,16 @@ SYSCALL_DEFINE1(syncfs, int, fd)
*/
int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync)
{
+ struct inode *inode = file->f_mapping->host;
+
if (!file->f_op->fsync)
return -EINVAL;
+ if (!datasync && (inode->i_state & I_DIRTY_TIME)) {
+ spin_lock(&inode->i_lock);
+ inode->i_state &= ~I_DIRTY_TIME;
+ spin_unlock(&inode->i_lock);
+ mark_inode_dirty_sync(inode);
+ }
return file->f_op->fsync(file, start, end, datasync);
}
EXPORT_SYMBOL(vfs_fsync_range);