linux-kernel - Re: [PATCH] Fix SLAB freelist randomization duplicate entries

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Date:   Thu, 5 Jan 2017 16:35:27 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Thomas Garnier <thgarnie@...gle.com>
Cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, jsperbeck@...gle.com
Subject: Re: [PATCH] Fix SLAB freelist randomization duplicate entries

On Tue,  3 Jan 2017 10:19:08 -0800 Thomas Garnier <thgarnie@...gle.com> wrote:

> This patch fixes a bug in the freelist randomization code. When a high
> random number is used, the freelist will contain duplicate entries. It
> will result in different allocations sharing the same chunk.

Important: what are the user-visible runtime effects of the bug?

> Fixes: c7ce4f60ac19 ("mm: SLAB freelist randomization")
> Signed-off-by: John Sperbeck <jsperbeck@...gle.com>
> Reviewed-by: Thomas Garnier <thgarnie@...gle.com>

This should have been signed off by yourself.

I'm guessing that the author was in fact John?  If so, you should
indicate this by putting his From: line at the start of the changelog. 
Otherwise, authorship will default to the sender (ie, yourself).