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Date: Fri, 5 Sep 2014 11:04:51 +0100
From: Stefan Hajnoczi <stefanha@gmail.com>
Message-ID: <20140905100451.GF18562@stefanha-thinkpad.redhat.com>
References: <CAL9N-M3faO0c6MCo=GLRL15yygtdz8=HstWdguCpL6A=LF34rA@mail.gmail.com>
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In-Reply-To: <CAL9N-M3faO0c6MCo=GLRL15yygtdz8=HstWdguCpL6A=LF34rA@mail.gmail.com>
Subject: Re: [Qemu-devel] [RFC PATCH v2] Support vhd type VHD_DIFFERENCING
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To: Gordon Gong <gordongong0350@gmail.com>
Cc: "Xiaoding (B)" <xiaoding1@huawei.com>, "Liuji (Jeremy)" <jeremy.liu@huawei.com>, "Luohao (brian)" <brian.luohao@huawei.com>, qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>


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On Thu, Sep 04, 2014 at 10:49:43PM +0800, Gordon Gong wrote:
> [Qemu-devel][RFC PATCH v2] Support vhd type VHD_DIFFERENCING
>=20
>=20
>=20
> From 5387a2a7b6ad052659a08a1fc7e89595708396d1 Mon Sep 17 00:00:00 2001
>=20
> From: Xiaodong Gong <gordongong0350@gmail.com>
>=20
> Date: Thu, 4 Sep 2014 01:14:59 +0800
>=20
> Subject: [PATCH 2/2] Support vhd type VHD_DIFFERENCING
>=20
>=20
>=20
> Now qemu only supports vhd type VHD_FIXED and VHD_DYNAMIC,
>=20
> so qemu can't read snapshot volume of vhd, and can't support
>=20
> other storage features of vhd file.
>=20
>=20
>=20
> This patch add read parent information in function "vpc_open",
>=20
> read bitmap in "vpc_read", and change bitmap in "vpc_write".
>=20
>=20
>=20
> Signed-off-by: Xiaodong Gong <gordongong0350@gmail.com>
>=20
> ---
>=20
> block/vpc.c | 329
> +++++++++++++++++++++++++++++++++++++++++++++++-------------
>=20
> 1 file changed, 261 insertions(+), 68 deletions(-)

This patch is malformed.  Please use git-send-email(1):
http://qemu-project.org/Contribute/SubmitAPatch

Stefan

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