[PATCH] perf arm pmu: fix build error on MUSL libc

[Namhyung Kim]

Hi Chanho,

On Mon, Dec 7, 2020 at 8:58 PM Chanho Park <chanho61.park at samsung.com> wrote:
>
> Hi Will,
>
> > Looks like other files just include this unconditionally, but have a
> > comment explaining why. See util/branch.h and util/event.h. Maybe we
> > should do the same for util/pmu.h, which is already included here?
>
> I found below files which perf includes <linux/perf_event.h>. Instead of
> doing same for all, we'd better put this only for
> tools/include/uapi/linux/perf_event.h.

It's a copy of the kernel header, I'm not sure we want to add something there.

Thanks,
Namhyung