Btrfs: Wait for async bio submissions to make some progress at queue time
authorChris Mason <chris.mason@oracle.com>
Wed, 20 Aug 2008 17:39:41 +0000 (13:39 -0400)
committerChris Mason <chris.mason@oracle.com>
Thu, 25 Sep 2008 15:04:06 +0000 (11:04 -0400)
Before, the btrfs bdi congestion function was used to test for too many
async bios.  This keeps that check to throttle pdflush, but also
adds a check while queuing bios.

Signed-off-by: Chris Mason <chris.mason@oracle.com>

No differences found