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Date: Fri, 15 Apr 2022 10:19:41 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Anshuman Khandual <anshuman.khandual@....com> Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>, James Clark <james.clark@....com>, Rob Herring <robh@...nel.org>, Marc Zyngier <maz@...nel.org>, Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org>, linux-perf-users@...r.kernel.org Subject: Re: [RFC V2 1/8] perf: Consolidate branch sample filter helpers On Tue, Apr 12, 2022 at 05:24:48PM +0530, Anshuman Khandual wrote: > Besides the branch type filtering requests, 'event.attr.branch_sample_type' > also contains various flags indicating which additional information should > be captured, along with the base branch record. These flags help configure > the underlying hardware, and capture the branch records appropriately when > required e.g after PMU interrupt. But first, this moves an existing helper > perf_sample_save_hw_index() into the header before adding some more helpers > for other branch sample filter flags. > > Cc: Peter Zijlstra <peterz@...radead.org> > Cc: Ingo Molnar <mingo@...hat.com> > Cc: Arnaldo Carvalho de Melo <acme@...nel.org> > Cc: linux-perf-users@...r.kernel.org > Cc: linux-kernel@...r.kernel.org > Signed-off-by: Anshuman Khandual <anshuman.khandual@....com> Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
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