On Wed, Oct 11, 2017 at 07:07:23PM +0200, David Sterba wrote:
> The comment is useful, but the condition will be always true, so I don't
> see the point.
>
> /*
>* The btree_inode will be always in the root cgroup. The cgroup
>* writeback can be enabled on regular inodes
On Tue, Oct 10, 2017 at 09:43:26AM -0700, Tejun Heo wrote:
> >From 3bbed8c7747739cda48f592f165e8839da076a3a Mon Sep 17 00:00:00 2001
>
> Issuing metdata or otherwise shared IOs from !root cgroup can lead to
> priority inversion. This patch ensures that those IOs are always
> issued from the root
On Tue, Oct 10, 2017 at 09:43:26AM -0700, Tejun Heo wrote:
> From 3bbed8c7747739cda48f592f165e8839da076a3a Mon Sep 17 00:00:00 2001
>
> Issuing metdata or otherwise shared IOs from !root cgroup can lead to
> priority inversion. This patch ensures that those IOs are always
> issued from the root