Re: [PATCH 3/3] dcache: account external names as indirectly reclaimable memory

[Johannes Weiner]

On Fri, Apr 13, 2018 at 04:28:21PM +0200, Michal Hocko wrote:
> On Fri 13-04-18 16:20:00, Vlastimil Babka wrote:
> > We would need kmalloc-reclaimable-X variants. It could be worth it,
> > especially if we find more similar usages. I suspect they would be more
> > useful than the existing dma-kmalloc-X :)
> 
> I am still not sure why __GFP_RECLAIMABLE cannot be made work as
> expected and account slab pages as SLAB_RECLAIMABLE

Can you outline how this would work without separate caches?