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Commit da496f2a authored by Chris Mason's avatar Chris Mason
Browse files

Btrfs: Always use the async submission queue for checksummed writes 



This avoids IO stalls and poorly ordered IO from inline writers mixing in
with the async submission queue

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 0ef3e66b

fs/btrfs/disk-io.c

+0 −7
Original line number Diff line number Diff line
@@ -434,13 +434,6 @@ int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode, 
{

	struct async_submit_bio *async;



	/*

	 * inline writerback should stay inline, only hop to the async

	 * queue if we're pdflush

	 */

	if (!current_is_pdflush())

		return submit_bio_hook(inode, rw, bio, mirror_num);



	async = kmalloc(sizeof(*async), GFP_NOFS);

	if (!async)

		return -ENOMEM;