On Wed, Jun 01, 2016 at 03:41:26PM +0200, Borislav Petkov wrote: > On Wed, Jun 01, 2016 at 06:22:59AM -0700, Guenter Roeck wrote: > > An explanation would be helpful. Is this a bug fix ? > > That's a good point - yes, it is necessary. Both smp_processor_id() > *and* smp_call_function_many() need to be called with preemption > disabled. > > It did fire the BUG thing in check_preemption_disabled() with 4.7-rc1 > here without those fixes. > It would be great if you can add at least part of the BUG message as well as a Fixes: tag into the patch description. If you had, I would not have asked, saving both of us time ;-). > But, we need the other patch too - > > "[PATCH] x86/cpu/AMD: Extend X86_FEATURE_TOPOEXT workaround to newer models" > > because the cpumask generation in read_registers() doesn't work on those > Carrizo CPUs. > > IINM, the breakage came in during this merge window so we don't have to > CC:stable but both should be sent to Linus as fixes for 4.7. > > You could sync with Ingo who takes/acks what... but they could go > through tip and hwmon tree too, I don't see a hard dependency between > the two - they'd only need to be in 4.7-final. > Sounds like separate trees should be fine then. Thanks, Guenter -- To unsubscribe from this list: send the line "unsubscribe linux-hwmon" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html