author: Josef Bacik <josef@redhat.com> 2011-07-16 20:44:56 -0400
committer: Al Viro <viro@zeniv.linux.org.uk> 2011-07-20 20:47:59 -0400
commit: 02c24a82187d5a628c68edfe71ae60dc135cd178
parent: 22735068d53c7115e384bc88dea95b17e76a6839
Commit Summary:
Diffstat:
1 file changed, 3 insertions, 18 deletions
diff --git a/fs/sync.c b/fs/sync.c
index c38ec163da6c..c98a7477edfd 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -165,28 +165,9 @@ SYSCALL_DEFINE1(syncfs, int, fd)
*/
int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync)
{
- struct address_space *mapping = file->f_mapping;
- int err, ret;
-
- if (!file->f_op || !file->f_op->fsync) {
- ret = -EINVAL;
- goto out;
- }
-
- ret = filemap_write_and_wait_range(mapping, start, end);
-
- /*
- * We need to protect against concurrent writers, which could cause
- * livelocks in fsync_buffers_list().
- */
- mutex_lock(&mapping->host->i_mutex);
- err = file->f_op->fsync(file, datasync);
- if (!ret)
- ret = err;
- mutex_unlock(&mapping->host->i_mutex);
-
-out:
- return ret;
+ if (!file->f_op || !file->f_op->fsync)
+ return -EINVAL;
+ return file->f_op->fsync(file, start, end, datasync);
}
EXPORT_SYMBOL(vfs_fsync_range);