Re: [PATCH 1/2] mm/slob: Mark zone page state to get slab usage at/proc/meminfo

From: Christoph Lameter
Date: Mon Oct 22 2012 - 10:41:27 EST

On Mon, 22 Oct 2012, Ezequiel Garcia wrote:

> On page allocations, SLAB and SLUB modify zone page state counters
> This allows to obtain slab usage information at /proc/meminfo.
> Without this patch, /proc/meminfo will show zero Slab usage for SLOB.
> Since SLOB discards SLAB_RECLAIM_ACCOUNT flag, we always use
> NR_SLAB_UNRECLAIMABLE zone state item.

Hmmm... that is unfortunate. The NR_SLAB_RECLAIMABLE stat is used by
reclaim to make decisions on when to reclaim inodes and dentries.

Could you fix that to properly account the reclaimable/unreclaimable
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