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From: Adrian Hunter <adrian.hunter@intel.com>
To: Ian Rogers <irogers@google.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Mike Leach <mike.leach@linaro.org>,
	James Clark <james.clark@arm.com>, Leo Yan <leo.yan@linaro.org>,
	John Garry <john.g.garry@oracle.com>,
	Will Deacon <will@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Thomas Richter <tmricht@linux.ibm.com>,
	Ravi Bangoria <ravi.bangoria@amd.com>,
	Kajol Jain <kjain@linux.ibm.com>,
	Jing Zhang <renyu.zj@linux.alibaba.com>,
	Kan Liang <kan.liang@linux.intel.com>,
	Yang Jihong <yangjihong1@huawei.com>,
	coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 2/7] perf intel-pt: Move PMU initialization from default config code
Date: Thu, 12 Oct 2023 14:52:20 +0300	[thread overview]
Message-ID: <18273cd4-a720-4eab-a14d-f24c5f3299bb@intel.com> (raw)
In-Reply-To: <20231007021326.4156714-3-irogers@google.com>

On 7/10/23 05:13, Ian Rogers wrote:
> Avoid setting PMU values in intel_pt_pmu_default_config, move to
> perf_pmu__arch_init.
> 
> Signed-off-by: Ian Rogers <irogers@google.com>

Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>

> ---
>  tools/perf/arch/x86/util/intel-pt.c | 2 --
>  tools/perf/arch/x86/util/pmu.c      | 1 +
>  2 files changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c
> index b923bca939d9..6d6cd8f9133c 100644
> --- a/tools/perf/arch/x86/util/intel-pt.c
> +++ b/tools/perf/arch/x86/util/intel-pt.c
> @@ -267,8 +267,6 @@ intel_pt_pmu_default_config(struct perf_pmu *intel_pt_pmu)
>  
>  	attr->config = intel_pt_default_config(intel_pt_pmu);
>  
> -	intel_pt_pmu->selectable = true;
> -
>  	return attr;
>  }
>  
> diff --git a/tools/perf/arch/x86/util/pmu.c b/tools/perf/arch/x86/util/pmu.c
> index 811e2377d2d5..949b3e2c67bd 100644
> --- a/tools/perf/arch/x86/util/pmu.c
> +++ b/tools/perf/arch/x86/util/pmu.c
> @@ -22,6 +22,7 @@ void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
>  #ifdef HAVE_AUXTRACE_SUPPORT
>  	if (!strcmp(pmu->name, INTEL_PT_PMU_NAME)) {
>  		pmu->auxtrace = true;
> +		pmu->selectable = true;
>  		pmu->default_config = intel_pt_pmu_default_config(pmu);
>  	}
>  	if (!strcmp(pmu->name, INTEL_BTS_PMU_NAME)) {


  reply	other threads:[~2023-10-12 11:55 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-07  2:13 [PATCH v1 0/7] PMU performance improvements Ian Rogers
2023-10-07  2:13 ` [PATCH v1 1/7] perf pmu: Rename perf_pmu__get_default_config to perf_pmu__arch_init Ian Rogers
2023-10-12 11:51   ` Adrian Hunter
2023-10-12 15:23     ` Ian Rogers
2023-10-07  2:13 ` [PATCH v1 2/7] perf intel-pt: Move PMU initialization from default config code Ian Rogers
2023-10-12 11:52   ` Adrian Hunter [this message]
2023-10-07  2:13 ` [PATCH v1 3/7] perf arm-spe: " Ian Rogers
2023-10-12 11:52   ` Adrian Hunter
2023-10-07  2:13 ` [PATCH v1 4/7] perf pmu: Const-ify file APIs Ian Rogers
2023-10-12 11:52   ` Adrian Hunter
2023-10-07  2:13 ` [PATCH v1 5/7] perf pmu: Const-ify perf_pmu__config_terms Ian Rogers
2023-10-12 11:53   ` Adrian Hunter
2023-10-07  2:13 ` [PATCH v1 6/7] perf pmu-events: Remember the events and metrics table Ian Rogers
2023-10-08  3:39   ` Yang Jihong
2023-10-08  5:49     ` Ian Rogers
2023-10-08  9:36       ` Yang Jihong
2023-10-12 11:53   ` Adrian Hunter
2023-10-07  2:13 ` [PATCH v1 7/7] perf pmu: Lazily compute default config Ian Rogers
2023-10-12 11:53   ` Adrian Hunter

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