Re: [PATCHSET v2 btrfs/for-next] blkcg, btrfs: fix cgroup writeback support

From: Tejun Heo
Date: Tue Jun 18 2019 - 10:50:24 EST

Hello, David.

On Tue, Jun 18, 2019 at 02:54:42PM +0200, David Sterba wrote:
> However, as it's rc5, I'm not at all comfortable to add this patchset to
> 5.3 queue, the changes seem to be intrusive and redoing bio submission
> path is something that will affect all workloads. I did quick tests on
> fstests (without cgruops enabled) and this was fine, but that's the
> minimum that must work. Wider range of workloads would be needed, I can
> do that with mmtests, but all of that means that 5.3 is infeasible.

Sure thing. These aren't urgent in any way.

> So this opens more possibilites regarding the patchset routing. Both
> parts can go separately through their usual trees.

Yeah, that sounds great too. Let's wait for Jens's review and decide
how to route the patches.