Re: [PATCH 0/2][RFC] Potential fix for leapsecond caused futex issue (v2)

Dave Jones
2012-07-02T18:51:49Z

On Sun, Jul 01, 2012 at 09:12:59PM -0700, John Stultz wrote:
> On 07/01/2012 11:29 AM, John Stultz wrote:
> > TODOs:
> > * Chase down the futex/hrtimer interaction to see if this could
> > be triggered in any other way.
> > * Get Tglx's input/ack
> > * Generate a backport for pre-v3.4 kernels
> So while still waiting for feedback on the clock_was_set() change, I
> went ahead and generated backports for most of the stable kernels on
> kernel.org.
>
> Clearly these shouldn't go anywhere until the fix is upstream, but since
> I assume there's a number of distro developers who are likely under
> pressure to have a fix soon, I wanted to make them available so no one
> is duplicating work.
>
> You can find them here:
> http://git.linaro.org/gitweb?p=people/jstultz/linux.git;a=summary
>
> I did boot and test each of those kernels with my leaptest-timer.c test
> successfully.

I'm curious how the test that I did with the kernel patch,
or Richard Cochran's userspace test program didn't trigger this bug
when we tested last week.

any ideas what we missed ?

Dave