Re: [PATCH] perf/x86/amd: Reject branch stack for IBS events

From: Arnaldo Carvalho de Melo
Date: Thu Nov 30 2023 - 08:03:09 EST


Em Thu, Nov 30, 2023 at 11:58:15AM +0530, Ravi Bangoria escreveu:
> On 27-Nov-23 8:02 PM, Arnaldo Carvalho de Melo wrote:
> > Em Fri, Nov 24, 2023 at 09:30:37AM +0530, Ravi Bangoria escreveu:
> >> On 23-Nov-23 8:15 PM, Arnaldo Carvalho de Melo wrote:
> >>> Em Tue, Jun 06, 2023 at 10:08:43AM +0530, Ravi Bangoria escreveu:
> >>>> On 03-Jun-23 1:15 AM, Namhyung Kim wrote:
> >>>>> The AMD IBS PMU doesn't handle branch stacks, so it should not accept
> >>>>> events with brstack.

> >>>>> Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
> >>>> Reviewed-by: Ravi Bangoria <ravi.bangoria@xxxxxxx>

> >>> It seems this patch was not merged, can you please check?

> >> Right. And it does not apply cleanly on peterz/queue.git/perf/core, since
> >> surrounding code has changed.

> > Can you please refresh it if PeterZ has nothing against?

> Posted v2: https://lore.kernel.org/r/20231130062246.290-1-ravi.bangoria@xxxxxxx

Peter, can you please consider this one?

Thanks a lot!

- Arnaldo