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Date: Thu, 02 Feb 2017 12:14:14 +0200
From: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
vince@...ter.net, eranian@...gle.com,
Arnaldo Carvalho de Melo <acme@...radead.org>,
Borislav Petkov <bp@...e.de>,
Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 2/2] perf/x86/intel/pt: Allow disabling branch tracing
Alexander Shishkin <alexander.shishkin@...ux.intel.com> writes:
> @@ -72,12 +77,14 @@ static struct pt_cap_desc {
> PT_CAP(mtc_periods, 1, CPUID_EAX, 0xffff0000),
> PT_CAP(cycle_thresholds, 1, CPUID_EBX, 0xffff),
> PT_CAP(psb_periods, 1, CPUID_EBX, 0xffff0000),
> + PT_CAP(passthrough, PT_SW_CAP, 0, 1),
Thinking some more: we don't actually need this as the format string
already serves this purpose.
Regards,
--
Alex
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