Messages in this thread | | | Date | Mon, 10 Aug 2020 23:41:00 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH V6 03/16] perf/core: Add support for PERF_SAMPLE_CODE_PAGE_SIZE |
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On Mon, Aug 10, 2020 at 02:24:23PM -0700, Kan Liang wrote: > From: Stephane Eranian <eranian@google.com> > > When studying code layout, it is useful to capture the page size of the > sampled code address. > > Add a new sample type for code page size. > The new sample type requires collecting the ip. The code page size can > be calculated from the IRQ-safe perf_get_page_size(). > > Only the generic support is covered. The large PEBS will be disabled > with this sample type.
-ENOREASON
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