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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 13 Mar 2017 16:25:40 +0100
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Subject: Re: [Qemu-devel] [PATCH] fix :cirrus_vga fix OOB read case qemu
 Segmentation fault
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To: "Gonglei (Arei)" <arei.gonglei@huawei.com>
Cc: Hangaohuai <hangaohuai@huawei.com>, fangying <fangying1@huawei.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>

  Hi,

> commit d16136d22af0fcf0d651de04c9e3cbc7137cc6f9
> Author: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Date: Mon Jul 7 10:32:34 2014 +1000
>=20
> cirrus: Fix host CPU blits

> So does v2 is needed?

Yes, otherwise we will end up with a regression
similar to the one fixed by ben.

cheers,
  Gerd