Btrfs: don't auto defrag a file when doing directIO
If we runt the direct IO, we should not run auto defrag, because it may introduce buffered IO vs direcIO problem, and make direct IO slow down. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
This commit is contained in:
parent
fb57dc817c
commit
543eabd5e1
|
@ -5692,9 +5692,6 @@ static struct extent_map *btrfs_new_extent_direct(struct inode *inode,
|
|||
if (IS_ERR(trans))
|
||||
return ERR_CAST(trans);
|
||||
|
||||
if (start <= BTRFS_I(inode)->disk_i_size && len < 64 * 1024)
|
||||
btrfs_add_inode_defrag(trans, inode);
|
||||
|
||||
trans->block_rsv = &root->fs_info->delalloc_block_rsv;
|
||||
|
||||
alloc_hint = get_extent_allocation_hint(inode, start, len);
|
||||
|
|
Loading…
Reference in New Issue