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On 04/25/2018 05:55 PM, Matthew Wilcox wrote:
> On Fri, Apr 13, 2018 at 05:43:39PM +0530, vinayak menon wrote:
>> One such case I have encountered is that of the ION page pool. The page pool
>> registers a shrinker. When not in any memory pressure page pool can go high
>> and thus cause an mmap to fail when OVERCOMMIT_GUESS is set. I can send
>> a patch to account ION page pool pages in NR_INDIRECTLY_RECLAIMABLE_BYTES.
> Why not just account them as NR_SLAB_RECLAIMABLE? I know it's not slab, but
> other than that mis-naming, it seems like it'll do the right thing.

Hm I think it would be confusing for anyone trying to correlate the
number with /proc/slabinfo - the numbers there wouldn't add up.

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