Re: [Xen-devel] [PATCH RESEND] libxl: Do not generate short block in libxl__datacopier_prefixdata

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Ian Campbell writes ("Re: [PATCH RESEND] libxl: Do not generate short block in 
libxl__datacopier_prefixdata"):
> On Tue, 2013-11-12 at 16:49 +0000, Ian Jackson wrote:
> > From 70f4755fba5e6a39e4f8ad55aff2d21f6aa8ff21 Mon Sep 17 00:00:00 2001
> > From: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > Date: Tue, 3 Sep 2013 13:41:46 +0100
> > Subject: [PATCH] libxl: Do not generate short block in
> >  libxl__datacopier_prefixdata
> > 
> > libxl__datacopier_prefixdata would prepend a deliberately short block
> > (not just a half-full one, but one with a short buffer) to the
> > dc->bufs queue.  However, this is wrong because datacopier_readable
> > will find it and try to continue to fill it up.
> > 
> > Instead, allocate a full-sized buffer.
> > 
> > Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
> > Tested-by: Chunyan Liu <cyliu@xxxxxxxx>
> 
> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

Thanks,

Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

I have put it on my backport list too.

Ian.

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