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Re: [Xen-devel] [PATCH] xen: Fix grant table bug

from [Jeremy Fitzhardinge] [Permanent Link][Original]
To: Mark McLoughlin <markmc@xxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] xen: Fix grant table bug
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Thu, 03 Apr 2008 07:36:39 -0700
Cc: Ingo Molnar <mingo@xxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>, Michael Abd-El-Malek <mabdelmalek@xxxxxxx>
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Mark McLoughlin wrote:

On Sun, 2008-03-30 at 23:42 -0400, Michael Abd-El-Malek wrote:
There was a bug in the free list allocation code. The free list was indexed as if it was the same size as the grant table. But it's only half as large. So memory got corrupted, and I was seeing crashes in the slab allocator later on. 

Looks like an obvious candidate for upstream linux too. Rebased version
below.


Queued, thanks.

   J

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