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SubjectRe: [PATCH] perf/x86/intel: Fix unwind errors from PEBS entries (mk-II)
On Mon, Aug 6, 2018 at 8:42 AM Peter Zijlstra <peterz@infradead.org> wrote:
>
> On Mon, Aug 06, 2018 at 08:35:07AM -0700, Fubo Chen wrote:
> > On Thu, Jul 19, 2018 at 2:21 PM Peter Zijlstra <peterz@infradead.org> wrote:
> > > --- a/include/uapi/linux/perf_event.h
> > > +++ b/include/uapi/linux/perf_event.h
> > > @@ -143,6 +143,8 @@ enum perf_event_sample_format {
> > > PERF_SAMPLE_PHYS_ADDR = 1U << 19,
> > >
> > > PERF_SAMPLE_MAX = 1U << 20, /* non-ABI */
> > > +
> > > + __PERF_SAMPLE_CALLCHAIN_EARLY = 1UL << 63,
> > > };
> >
> > The above change makes sparse unhappy :-( Sparse reports the following
> > complaint about __PERF_SAMPLE_CALLCHAIN_EARLY:
>
> I thought I changed that to 1ULL before commit.

The sparse complaint was reported for code with the "1ULL << 63".

Thanks,

Fubo.

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