tree cb1280305a04eb5e6838f91781e668e3bdeed208
parent df5b5520b21d8a2554ede65c09b288833c77144d
author Chris Mason <chris.mason@oracle.com> 1213296377 -0400
committer Chris Mason <chris.mason@oracle.com> 1222355043 -0400

Btrfs: Add a thread pool just for submit_bio

If a bio submission is after a lock holder waiting for the bio
on the work queue, it is possible to deadlock.  Move the bios
into their own pool.

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