A: sched_xetattr.test fails consistently on aarch64

[Dmitry V. Levin]

On Tue, Mar 14, 2017 at 10:53:48AM +0300, Dmitry V. Levin wrote:
> On Tue, Mar 14, 2017 at 01:16:23AM -0400, Mike Frysinger wrote:
> > On 14 Mar 2017 00:57, Mike Frysinger wrote:
> > > so there's a disagreement in the overall system somewhere.
> > > i'd assume either the kernel's implementation of access_ok,
> > > or gcc's handling of the inline assembly.
> > > 
> > > once i have access to a local system and reduce a bit more,
> > > i'll file some upstream bugs.
> > 
> > hmm, looks like it's this old bug:
> > 	https://gcc.gnu.org/PR63359
> 
> Thanks a lot, that explains it.
> 
> > i have a fix locally to the kernel, but i need to test it first.
> 
> Looks like tests/sched_xetattr.c needs a workaround for this kernel bug, too.

OK, I've pushed a workaround for this gcc+kernel bug.


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