linux-kernel - Re: [PATCH -mm v2 1/3] slub: never fail to shrink cache

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Message-ID: <20150215094750.GF28367@esperanza>
Date:	Sun, 15 Feb 2015 12:47:50 +0300
From:	Vladimir Davydov <vdavydov@...allels.com>
To:	Sasha Levin <sasha.levin@...cle.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Christoph Lameter <cl@...ux.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Pekka Enberg <penberg@...nel.org>,
	David Rientjes <rientjes@...gle.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>, <linux-mm@...ck.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -mm v2 1/3] slub: never fail to shrink cache

Hi,

On Sat, Feb 14, 2015 at 10:55:15PM -0500, Sasha Levin wrote:
> It seems that this patch causes shrink to corrupt memory:

Yes, it does :-(

The fix can be found here: https://lkml.org/lkml/2015/2/11/347

It must have already been merged to the -mm tree:

On Thu, Feb 12, 2015 at 02:14:54PM -0800, akpm@...ux-foundation.org wrote:
> 
> The patch titled
>      Subject: slub: kmem_cache_shrink: fix crash due to uninitialized discard list
> has been removed from the -mm tree.  Its filename was
>      slub-never-fail-to-shrink-cache-init-discard-list-after-freeing-slabs.patch
> 
> This patch was dropped because it was folded into slub-never-fail-to-shrink-cache.patch

Thanks,
Vladimir
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