Messages in this thread | | | Date | Mon, 10 Aug 2020 23:40:40 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH V6 02/16] perf/x86/intel: Support PERF_SAMPLE_DATA_PAGE_SIZE |
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On Mon, Aug 10, 2020 at 02:24:22PM -0700, Kan Liang wrote: > The new sample type, PERF_SAMPLE_DATA_PAGE_SIZE, requires the virtual > address. Update the data->addr if the sample type is set. > > The large PEBS is disabled with the sample type, because perf doesn't > support munmap tracking yet. The PEBS buffer for large PEBS cannot be > flushed for each munmap. Wrong page size may be calculated. The large > PEBS can be enabled later separately when munmap tracking is supported.
You also get to fix up Power.
arch/powerpc/perf/core-book3s.c: (PERF_SAMPLE_ADDR | PERF_SAMPLE_PHYS_ADDR))
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