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Re: [Qemu-devel] [PATCH] xen_disk: treat "aio" as "raw"
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-devel] [PATCH] xen_disk: treat "aio" as "raw" |
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Date: |
Thu, 30 Jun 2011 14:47:03 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Thunderbird/3.1.10 |
Am 30.06.2011 13:47, schrieb Alexander Graf:
> On 06/24/2011 04:50 PM, address@hidden wrote:
>> From: Stefano Stabellini<address@hidden>
>>
>> Sometimes the toolstack uses "aio" without an additional format
>> identifier, in such cases use "raw".
>
> Shouldn't this rather be a patch to the toolstack then? We do automatic
> file format recognition as default. I find magical "aio equals raw"
> subtleties rather unintuitive.
The asynchronous raw blktap driver is (was?) called "aio", so I guess
it's to stay compatible with that. Has always been this way in Xen (and
has always been confusing). As long as it stays in xen_disk.c, I don't
really mind...
Kevin
Re: [Qemu-devel] [PATCH] xen_disk: cope with missing xenstore "params" node, Peter Maydell, 2011/06/24