[PATCH v3 4/4] perf arm-spe: Support hardware-based PID tracing

Namhyung Kim namhyung at kernel.org
Thu Nov 11 09:23:22 PST 2021


On Thu, Nov 11, 2021 at 5:36 AM German Gomez <german.gomez at arm.com> wrote:
>
> If Arm SPE traces contain CONTEXT packets with TID info, use these
> values for tracking tid of samples. Otherwise fall back to using context
> switch events and display a message warning the user of possible timing
> inaccuracies [1].
>
> [1] https://lore.kernel.org/lkml/f877cfa6-9b25-6445-3806-ca44a4042eaf@arm.com/
>
> Signed-off-by: German Gomez <german.gomez at arm.com>

Acked-by: Namhyung Kim <namhyung at kernel.org>

Thanks,
Namhyung



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