On Tue, Jan 07, 2014 at 09:51:45PM +0100, Peter Zijlstra wrote: > On Tue, Jan 07, 2014 at 04:42:55PM +0100, Andi Kleen wrote: > > > Yes; go read this: > > > > > > lkml.kernel.org/r/20131219125205.gt3...@twins.programming.kicks-ass.net > > > > Hmm, but AFAIK we're not using freeze counters on PMI today. > > We just rely on the explicit disabling in the counters through the global > > ctrl. > > > > So it should be the same as with any other PMI which also does not > > automatically freeze. Not true? > > Regardless whether its used or not; I'd very much like that answered.
The freeze always starts with the counter overflow, independent if the interrupt is blocked or not. So everything should be ok. -Andi -- 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/
