On 04/12/2013 11:07 AM, Ingo Molnar wrote: > > * Robin Holt <h...@sgi.com> wrote: > >> For the v3.9 release, can we consider my awful patch? > > How about trying what I suggested, to make reboot affine to the boot CPU > explicitly, not by shutting down all the other CPUs, but by > set_cpus_allowed() or > so? >
I agree, that sounds like the right thing to do for 3.9. Of course, it would be nice if Shawn could verify that doing that doesn't break his platform due to some unknown corner case. > That should solve the regression, without the ugly special-casing - while > giving > time to address the hot-unplug performance bottleneck. > > Once that is done disable_nonboot_cpus() can be used again for reboot. > > (But no strong feelings either way - both solutions are a workaround in a > sense.) > Regards, Srivatsa S. Bhat -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
