Re: [PATCH] perf vendor events amd: Fix Zen 5 MAB allocation events

From: Arnaldo Carvalho de Melo

Date: Mon Jan 26 2026 - 15:35:59 EST


On Thu, Jan 22, 2026 at 08:00:09AM -0800, Ian Rogers wrote:
> On Thu, Jan 22, 2026 at 12:10 AM Sandipan Das <sandipan.das@xxxxxxx> wrote:
> > The unit masks for PMCx041 vary across different generations of Zen
> > processors. Fix the Zen 5 events based on PMCx041 as they incorrectly
> > use the same unit masks as that of Zen 4.

> > Fixes: 45c072f2537a ("perf vendor events amd: Add Zen 5 core events")
> > Reported-by: Suyash Mahar <smahar@xxxxxxxx>
> > Signed-off-by: Sandipan Das <sandipan.das@xxxxxxx>

> Reviewed-by: Ian Rogers <irogers@xxxxxxxxxx>

Thanks, applied to perf-tools-next,

- Arnaldo