tree ba12b0b9ba00e21ff73eee82714be448c5a7c6e9
parent 991ea75cb1df7188d209274b3d51c105b4f18ffe
author Tejun Heo <tj@kernel.org> 1279656542 +0200
committer Tejun Heo <tj@kernel.org> 1279883665 +0200

gfs2: use workqueue instead of slow-work

Workqueue can now handle high concurrency.  Convert gfs to use
workqueue instead of slow-work.

* Steven pointed out that recovery path might be run from allocation
  path and thus requires forward progress guarantee without memory
  allocation.  Create and use gfs_recovery_wq with rescuer.  Please
  note that forward progress wasn't guaranteed with slow-work.

* Updated to use non-reentrant workqueue.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Steven Whitehouse <swhiteho@redhat.com>