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Commit 0885ef5b authored by Josef Bacik's avatar Josef Bacik
Browse files

Btrfs: do not do filemap_write_and_wait_range in fsync 



We already do the btrfs_wait_ordered_range which will do this for us, so
just remove this call so we don't call it twice.  Thanks,

Signed-off-by: default avatarJosef Bacik <josef@redhat.com>
parent 551ebb2d

fs/btrfs/file.c

+6 −5
Original line number Diff line number Diff line
@@ -1497,14 +1497,15 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) 


	trace_btrfs_sync_file(file, datasync);



	ret = filemap_write_and_wait_range(inode->i_mapping, start, end);

	if (ret)

		return ret;

	mutex_lock(&inode->i_mutex);



	/* we wait first, since the writeback may change the inode */

	/*

	 * we wait first, since the writeback may change the inode, also wait

	 * ordered range does a filemape_write_and_wait_range which is why we

	 * don't do it above like other file systems.

	 */

	root->log_batch++;

	btrfs_wait_ordered_range(inode, 0, (u64)-1);

	btrfs_wait_ordered_range(inode, start, end);

	root->log_batch++;



	/*