Re: [PATCH 0/6] mempolicy memory corruption fixlet

[Christoph Lameter]

On Wed, 30 May 2012, Andi Kleen wrote:

> On Wed, May 30, 2012 at 01:50:02PM -0500, Christoph Lameter wrote:
> > On Wed, 30 May 2012, Andi Kleen wrote:
> >
> > > I always regretted that cpusets were no done with custom node lists.
> > > That would have been much cleaner and also likely faster than what we have.
> >
> > Could shared memory policies ignore cpuset constraints?
>
> Only if noone uses cpusets as a "security" mechanism, just for a "soft policy"
> Even with soft policy you could well break someone's setup.

Well at least lets exempt shared memory from memory migration and memory
policy updates. That seems to be causing many of these issues.


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