Revert "writeback: ensure that WB_SYNC_NONE writeback with sb pinned is sync"

This reverts commit 7c8a3554c6.

We are investigating a hang associated with the WB_SYNC_NONE changes,
so revert them for now.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Jens Axboe 2010-06-01 11:05:22 +02:00
commit f17625b318