On Wed, Nov 4, 2015 at 9:52 AM, Cornelia Huck <cornelia.h...@de.ibm.com> wrote:
> On Wed, 4 Nov 2015 15:29:23 +0100
> Cornelia Huck <cornelia.h...@de.ibm.com> wrote:
>> I'm currently suspecting some endianness issues, probably with the ecw
>> accesses, which is why I'd be interested in your trace information (as
>> I currently don't have a LE test setup at hand.)
> I think I've got it. We have sense_data as a byte array, which
> implicitly makes it BE already. When we copy to the ecws while building
> the irb, the data ends up in 32 bit values. The conversion from host
> endianness to BE now treats them as LE on your system...
> Could you please give the following qemu patch a try?

Tested-by: Andy Lutomirski <l...@kernel.org>

Now my test script panics for the right reason (init isn't actually an
s390 binary).  Thanks!

I'll update my branch with the latest s390 DMA stuff, and now I can
give it at least basic regression testing.  Of course, I have to find
a root filesystem, too. :)

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