Re: [PATCH 1/2] sched/wait: Break up long wake list walk

From: Linus Torvalds
Date: Tue Aug 22 2017 - 19:19:10 EST


On Tue, Aug 22, 2017 at 3:52 PM, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> The *other* memory policies look fairly sane. They basically have a
> fairly well-defined preferred node for the policy (although the
> "MPOL_INTERLEAVE" looks wrong for a hugepage). But
> MPOL_PREFERRED/MPOL_F_LOCAL really looks completely broken.

Of course, I don't know if that customer test-case actually triggers
that MPOL_PREFERRED/MPOL_F_LOCAL case at all.

So again, that issue may not even be what is going on.

Linus