[Xen-devel] Re: [PATCH] xen_disk: treat "aio" as "raw"

[Alexander Graf <agraf@xxxxxxx>]

On 06/30/2011 02:47 PM, Kevin Wolf wrote:
> Am 30.06.2011 13:47, schrieb Alexander Graf:
> > On 06/24/2011 04:50 PM, stefano.stabellini@xxxxxxxxxxxxx wrote:
> > > From: Stefano Stabellini<stefano.stabellini@xxxxxxxxxxxxx>
> > >
> > > 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...
Is there a realistic chance of changing the toolstack here? I'd really 
prefer not to drag this legacy around :).

Alex


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