Re: [PATCH 2/2] mm/page_alloc: DEBUG_VM checks for free_list placement of CMA and RESERVE pages

[Vlastimil Babka]

On 05/14/2014 07:19 AM, Hugh Dickins wrote:
> On Tue, 13 May 2014, Sasha Levin wrote:
> > On 05/05/2014 11:50 AM, Vlastimil Babka wrote:
> > > So in the end this VM_DEBUG check probably cannot work anymore for MIGRATE_RESERVE, only for CMA. I'm not sure if it's worth keeping it only for CMA, what are the CMA guys' opinions on that?
> >
> > The way I understood it is that this patch is wrong, but it's still
> > alive in -mm. Should it still be there?
>
> I agree that it should be dropped.  I did not follow the discussion,
> but mmotm soon gives me BUG at mm/page_alloc.c:1242 under swapping load.

Yes, I have already asked for dropping, and updating message of PATCH 
1/2 at http://marc.info/?l=linux-mm&m=139947475413079&w=2

Vlastimil

> Hugh

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