RE: [PATCH cgroup/for-4.3-fixes] cgroup, writeback: don't enable cgroup writeback on traditional hierarchies

[Dexuan Cui]

> On Wed, 2015-09-23 at 17:07 -0400, Tejun Heo wrote:
> > Hello,
> >
> > So, this should make the regression go away.  It doesn't fix the
> > underlying bugs but they shouldn't get triggered by people not
> > experimenting with cgroup.
> 
> Tejun,
> 
> this hits the nail on the head and makes the problem go away.
> 
> I've tested the tip of Linuses tree (v4.3-rc2+) plus this patch - no
> data corruption after reboots.
> 
> I've tested just the tip of Linuses tree (v4.3-rc2+) without this
> patch, and I do see the data corruption after reboots.
> 
> Tested-by: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>
> 
> Artem.

I can confirm the patch fixes my "slow write" issue too.

Tested-by: Dexuan Cui <decui@xxxxxxxxxxxxx>

-- Dexuan