Messages in this thread | | | From | Fubo Chen <> | Date | Mon, 6 Aug 2018 09:54:23 -0700 | Subject | Re: [PATCH] perf/x86/intel: Fix unwind errors from PEBS entries (mk-II) |
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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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