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SubjectRe: [v2 RFC PATCH 0/9] Another Approach to Use PMEM as NUMA Node
On Wed 17-04-19 09:23:46, Keith Busch wrote:
> On Wed, Apr 17, 2019 at 11:23:18AM +0200, Michal Hocko wrote:
> > On Tue 16-04-19 14:22:33, Dave Hansen wrote:
> > > Keith Busch had a set of patches to let you specify the demotion order
> > > via sysfs for fun. The rules we came up with were:
> >
> > I am not a fan of any sysfs "fun"
>
> I'm hung up on the user facing interface, but there should be some way a
> user decides if a memory node is or is not a migrate target, right?

Why? Or to put it differently, why do we have to start with a user
interface at this stage when we actually barely have any real usecases
out there?

--
Michal Hocko
SUSE Labs

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