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Bug#561203: threads and fork on machine with VIPT-WB cache

On Fri, Jun 4, 2010 at 7:21 AM, dann frazier <dannf@debian.org> wrote:
> On Fri, Jun 04, 2010 at 10:03:07AM +0900, NIIBE Yutaka wrote:
>> Modestas Vainius wrote:
>>>> Note that Debian's buildds run a UP kernel, so as soon as those fixes
>>>> go upstream we can pull them in. Thanks for all your work here!
>>> Well, as long as this is unfixed or at least "common", I don't see how hppa
>>> can be considered to be a release arch. Is that UP patch available somewhere?
>> My case and my analysis talked about UP kernel, and John David Anglin
>> made a patch:
>>       http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=561203#144
>> After that, the discussion went to SMP cases.
>> It would be better to evaluate the patch again, and make sure it works
>> for UP case and fix failures of buildd, then apply for Linux in Debian
>> (only) for HPPA.
>> I know that the patch is not that ideal because it touches
>> architecture independent part of Linux, but it is worth for Linux in
>> Debian (or Linux for the HPPA machine of buildd, at least).
> I'm happy to test the patch if necessary to help push this change
> upstream. However, we do need the change to go upstream before we can
> include it in the Debian kernel.

Just for reference, I've summarized the test cases and related patches here:


Thibaut VARENE

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