linux-kernel - Re: [PATCH 03/22] perf/x86/intel: Support adaptive PEBSv4

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Date:   Tue, 19 Mar 2019 14:38:24 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kan.liang@...ux.intel.com, acme@...nel.org, mingo@...hat.com,
        linux-kernel@...r.kernel.org, tglx@...utronix.de, jolsa@...nel.org,
        eranian@...gle.com, alexander.shishkin@...ux.intel.com
Subject: Re: [PATCH 03/22] perf/x86/intel: Support adaptive PEBSv4

> How much work would intel_pmu_drain_pebs_icl() be?
> 
> I'm thinking that might not be terrible.

I had it in an early version of the code, but it ended up with a lot 
of code duplication.

-Andi