linux-kernel - Re: [PATCH v2] perf intel-pt: Synthesize cycle events

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Message-ID: <YjmHn7ewyUEQBzDj@google.com>
Date:   Tue, 22 Mar 2022 09:23:59 +0100
From:   "Steinar H. Gunderson" <sesse@...gle.com>
To:     Adrian Hunter <adrian.hunter@...el.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] perf intel-pt: Synthesize cycle events

On Tue, Mar 22, 2022 at 09:13:42AM +0200, Adrian Hunter wrote:
> Thanks for sending the patch.  There is one variable leftover from my
> earlier suggestions - see below.

That should be easy enough to fix. :-) By the way, I updated the
documentation slightly in v2 to reflect what you said about when CYC
packets are emitted, and the possible (partial) mitigation of noretcomp.

/* Steinar */