From: Jiri Olsa <jolsa@redhat.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: jolsa@kernel.org, acme@kernel.org, linux-kernel@vger.kernel.org,
Andi Kleen <ak@linux.intel.com>
Subject: Re: [PATCH v5 12/13] perf evsel: Add functions to enable/disable for a specific CPU
Date: Mon, 11 Nov 2019 14:30:40 +0100 [thread overview]
Message-ID: <20191111133040.GD12923@krava> (raw)
In-Reply-To: <20191107181646.506734-13-andi@firstfloor.org>
On Thu, Nov 07, 2019 at 10:16:45AM -0800, Andi Kleen wrote:
SNIP
> diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
> index 7106f9a067df..79050a6f4991 100644
> --- a/tools/perf/util/evsel.c
> +++ b/tools/perf/util/evsel.c
> @@ -1205,13 +1205,26 @@ int perf_evsel__append_addr_filter(struct evsel *evsel, const char *filter)
> return perf_evsel__append_filter(evsel, "%s,%s", filter);
> }
>
> +/* Caller has to clear disabled after going through all CPUs. */
> +int evsel__enable_cpu(struct evsel *evsel, int cpu)
> +{
> + int err = perf_evsel__enable_cpu(&evsel->core, cpu);
> + return err;
return perf_evsel__enable_cpu(... ?
> +}
> +
> int evsel__enable(struct evsel *evsel)
> {
> int err = perf_evsel__enable(&evsel->core);
>
> if (!err)
> evsel->disabled = false;
> + return err;
> +}
>
> +/* Caller has to set disabled after going through all CPUs. */
> +int evsel__disable_cpu(struct evsel *evsel, int cpu)
> +{
> + int err = perf_evsel__disable_cpu(&evsel->core, cpu);
> return err;
return perf_evsel__disable_cpu(... ?
jirka
next prev parent reply other threads:[~2019-11-11 13:30 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-07 18:16 Optimize perf stat for large number of events/cpus Andi Kleen
2019-11-07 18:16 ` [PATCH v5 01/13] perf pmu: Use file system cache to optimize sysfs access Andi Kleen
2019-11-07 18:16 ` [PATCH v5 02/13] perf affinity: Add infrastructure to save/restore affinity Andi Kleen
2019-11-07 18:16 ` [PATCH v5 03/13] perf cpumap: Maintain cpumaps ordered and without dups Andi Kleen
2019-11-07 18:16 ` [PATCH v5 04/13] perf evlist: Maintain evlist->all_cpus Andi Kleen
2019-11-11 13:31 ` Jiri Olsa
2019-11-07 18:16 ` [PATCH v5 05/13] perf evsel: Add iterator to iterate over events ordered by CPU Andi Kleen
2019-11-07 18:16 ` [PATCH v5 06/13] perf evsel: Add functions to close evsel on a CPU Andi Kleen
2019-11-07 18:16 ` [PATCH v5 07/13] perf stat: Use affinity for closing file descriptors Andi Kleen
2019-11-11 13:30 ` Jiri Olsa
2019-11-11 16:56 ` Andi Kleen
2019-11-07 18:16 ` [PATCH v5 08/13] perf stat: Factor out open error handling Andi Kleen
2019-11-07 18:16 ` [PATCH v5 09/13] perf evsel: Support opening on a specific CPU Andi Kleen
2019-11-11 13:30 ` Jiri Olsa
2019-11-12 0:41 ` Andi Kleen
2019-11-07 18:16 ` [PATCH v5 10/13] perf stat: Use affinity for opening events Andi Kleen
2019-11-11 13:30 ` Jiri Olsa
2019-11-11 13:30 ` Jiri Olsa
2019-11-11 13:31 ` Jiri Olsa
2019-11-11 17:02 ` Andi Kleen
2019-11-07 18:16 ` [PATCH v5 11/13] perf stat: Use affinity for reading Andi Kleen
2019-11-11 13:31 ` Jiri Olsa
2019-11-07 18:16 ` [PATCH v5 12/13] perf evsel: Add functions to enable/disable for a specific CPU Andi Kleen
2019-11-11 13:30 ` Jiri Olsa [this message]
2019-11-07 18:16 ` [PATCH v5 13/13] perf stat: Use affinity for enabling/disabling events Andi Kleen
2019-11-11 14:04 ` Jiri Olsa
2019-11-11 16:50 ` Andi Kleen
2019-11-11 20:06 ` Jiri Olsa
2019-11-11 23:31 ` Andi Kleen
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