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Re: [Qemu-block] [Qemu-devel] [PATCH for-2.11 v2] file-posix: Clear out
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From: |
Fam Zheng |
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Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH for-2.11 v2] file-posix: Clear out first sector in hdev_create |
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Date: |
Thu, 31 Aug 2017 14:53:44 +0800 |
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User-agent: |
Mutt/1.8.3 (2017-05-23) |
On Fri, 08/11 16:09, Fam Zheng wrote:
> People get surprised when, after "qemu-img create -f raw /dev/sdX", they
> still see qcow2 with "qemu-img info", if previously the bdev had a qcow2
> header. While this is natural because raw doesn't need to write any
> magic bytes during creation, hdev_create is free to clear out the first
> sector to make sure the stale qcow2 header doesn't cause such confusion.
>
> Signed-off-by: Fam Zheng <address@hidden>
Gentle ping as a reminder for 2.11 as we have now released 2.10.
Fam