From: Stefan Hajnoczi <stefanha@gmail.com>
To: Xiaodong Gong <gordongong0350@gmail.com>
Cc: kwolf@redhat.com, petrutlucian94@gmail.com,
brian.luohao@huawei.com, hahn@univention.de,
hutao@cn.fujitsu.com, jcody@redhat.com, cyliu@suse.com,
qemu-devel@nongnu.org, ssdxiao@163.com, arei.gonglei@huawei.com,
stefanha@redhat.com, Xiaodong Gong <gongxiaodong1@huawei.com>,
rudy.zhangmin@huawei.com
Subject: Re: [Qemu-devel] [PATCH RESEND] Support vhd type VHD_DIFFERENCING
Date: Wed, 26 Nov 2014 15:57:34 +0000 [thread overview]
Message-ID: <20141126155734.GC14288@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1415285030-23278-1-git-send-email-gongxiaodong1@huawei.com>
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On Thu, Nov 06, 2014 at 10:43:50PM +0800, Xiaodong Gong wrote:
> Now qemu only supports vhd type VHD_FIXED and VHD_DYNAMIC, so qemu
> can't read snapshot volume of vhd, and can't support other storage
> features of vhd file.
>
> This patch add read parent information in function "vpc_open", read
> bitmap in "vpc_read", and change bitmap in "vpc_write".
>
> Signed-off-by: Xiaodong Gong <gongxiaodong1@huawei.com>
> Reviewed-by: Ding xiao <ssdxiao@163.com>
> ---
Have you run tests/qemu-iotests/check for all 3 subformats (fixed,
dynamic, and differencing)?
http://qemu-project.org/Documentation/QemuIoTests
The tests need to pass before we can merge a new subformat.
Stefan
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next prev parent reply other threads:[~2014-11-26 15:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-06 14:43 [Qemu-devel] [PATCH RESEND] Support vhd type VHD_DIFFERENCING Xiaodong Gong
2014-11-26 15:32 ` Stefan Hajnoczi
2015-02-08 12:19 ` Xiaodong Gong
2014-11-26 15:57 ` Stefan Hajnoczi [this message]
2015-02-08 13:24 ` Xiaodong Gong
-- strict thread matches above, loose matches on Subject: below --
2014-10-10 16:17 Xiaodong Gong
2014-10-11 1:02 ` Gonglei
2014-10-14 13:32 ` Xiaodong Gong
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