[PATCH RFC v1 2/3] perf: Add perf_event_attr::config3

Rob Herring robh at kernel.org
Thu Aug 25 12:43:42 PDT 2022


On Thu, Aug 25, 2022 at 2:31 PM Arnaldo Carvalho de Melo
<acme at kernel.org> wrote:
>
> Em Thu, Aug 25, 2022 at 01:08:01PM -0500, Rob Herring escreveu:
> > Arm SPEv1.2 adds another 64-bits of event filtering control. As the
> > existing perf_event_attr::configN fields are all used up for SPE PMU, an
> > additional field is needed. Add a new 'config3' field.
>
> Try not to have tools/ and kernel code in the same patch, else you'll
> burden kernel developers into testing tools/, which so far has been
> refrained.

I knew that, but assumed the header was special...

Rob



More information about the linux-arm-kernel mailing list