Hi,
On Mon, Jan 04, 2016 at 09:39:20AM +0100, Peter Krempa wrote:
> On Sun, Jan 03, 2016 at 18:26:56 +0100, Guido Günther wrote:
> > Hi,
> > On Tue, Dec 01, 2015 at 03:11:05PM +0100, Peter Krempa wrote:
> > > Since libvirt for dubious historical reasons stores memory size as
> > > kibibytes, it's possible that the alignments done in the qemu code
> > > overflow the the maximum representable size in bytes. The XML parser
> > > code handles them in bytes in some stages. Prevent this by doing
> > > overflow checks when alinging the size and add a test case.
> > 
> > It seems this broke the build on i386:
> > 
> >     
> > https://buildd.debian.org/status/fetch.php?pkg=libvirt&arch=i386&ver=1.3.0-1&stamp=1450436203
> >     (search for memory-align-fail)
> > 
> > I did not investigate further yet though.
> 
> This should be already fixed ...
> 
> commit ace1ee225f5cd87fb095054a6a19bdcd0fa57518
> Author: Peter Krempa <pkre...@redhat.com>
> Date:   Thu Dec 10 14:36:51 2015 +0100
> 
>     test: qemuxml2argv: Mock virMemoryMaxValue to remove 32/64 bit difference
>     
>     Always return LLONG_MAX even on 32 bit systems. The limitation
>     originates from our use of "unsigned long" in several APIs. The internal
>     data type is unsigned long long. Make the test suite deterministic by
>     removing the architecture difference.
>     
>     Flaw was introduced in 645881139b3d2c86acf9d644c3a1471520bc9e57 where
>     I've added a test that uses too large numbers.

That fixes it, thanks for pointing this out!
Cheers,
 -- Guido

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