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Re: [Qemu-devel] [PATCH] virtio-blk: fail unaligned requests
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-devel] [PATCH] virtio-blk: fail unaligned requests |
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Date: |
Thu, 07 Apr 2011 15:55:41 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 |
Am 06.04.2011 20:28, schrieb Christoph Hellwig:
> Like all block drivers virtio-blk should not allow small than block size
> granularity access. But given that the protocol specifies a
> byte unit length field we currently accept such requests, which cause
> qemu to abort() in lower layers. Add checks to the main read and
> write handlers to catch them early.
>
> Reported-by: Conor Murphy <address@hidden>
> Tested-by: Conor Murphy <address@hidden>
> Signed-off-by: Christoph Hellwig <address@hidden>
Thanks, applied to the block branch.
Kevin