Messages in this thread | | | Date | Tue, 5 Jul 2022 14:57:56 +0200 | From | Peter Zijlstra <> | Subject | Re: plumbers session on profiling? |
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On Mon, Jul 04, 2022 at 04:01:15PM +0200, Peter Zijlstra wrote: > On Fri, Jul 01, 2022 at 11:57:25AM -0700, Bill Wendling wrote:
> > As for LBR, that will work with Intel/AMD, but I thought that LBR > > doesn't exist for Arm processors (my knowledge could be out of date on > > this). > > Not totally up to date on the ARM thing either; but I believe you're > right in that they don't yet have such a feature.
Just found this in my inbox; I should've seen it before, but it must've slipped my mind:
https://lkml.kernel.org/r/20220613100119.684673-1-anshuman.khandual@arm.com
And of course, PowerPC also supports this.
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