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Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo stats

From Christoph Lameter <cl@linux.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo stats
Date 2016-08-05 16:30 +0200
Message-ID <s2Oil-eE-9@gated-at.bofh.it> (permalink)
References <s2wbL-5cb-3@gated-at.bofh.it> <s2BuN-mO-23@gated-at.bofh.it>
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On Fri, 5 Aug 2016, Joonsoo Kim wrote:

> If above my comments are fixed, all counting would be done with
> holding a lock. So, atomic definition isn't needed for the SLAB.

Ditto for slub. struct kmem_cache_node is alrady defined in mm/slab.h.
Thus it is a common definition already and can be used by both.

Making nr_slabs and total_objects unsigned long would be great.

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Thread

[PATCH v2] mm/slab: Improve performance of gathering slabinfo stats Aruna Ramakrishna <aruna.ramakrishna@oracle.com> - 2016-08-04 21:10 +0200
  Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo  stats Andrew Morton <akpm@linux-foundation.org> - 2016-08-04 23:10 +0200
    Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo  stats Aruna Ramakrishna <aruna.ramakrishna@oracle.com> - 2016-08-04 23:50 +0200
  Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo stats Joonsoo Kim <js1304@gmail.com> - 2016-08-05 02:50 +0200
    Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo  stats Christoph Lameter <cl@linux.com> - 2016-08-05 16:30 +0200
  Re: [PATCH v2] mm/slab: Improve performance of gathering slabinfo  stats Christoph Lameter <cl@linux.com> - 2016-08-05 16:20 +0200

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