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| author | Kajol Jain <kjain@linux.ibm.com> | 2020-09-07 12:11:32 +0530 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-09-10 09:18:59 -0300 |
| commit | f5a489dc8189bd6a6a418e408bada1ed5b9d02b1 (patch) | |
| tree | 2de9aad37bafd84966e12bf147716441d4d5d89e | |
| parent | 560ccbc4a52c567096023e0c6a9b920048e59017 (diff) | |
| download | lwn-f5a489dc8189bd6a6a418e408bada1ed5b9d02b1.tar.gz lwn-f5a489dc8189bd6a6a418e408bada1ed5b9d02b1.zip | |
perf metricgroup: Pass pmu_event structure as a parameter for arch_get_runtimeparam()
This patch adds passing of pmu_event as a parameter in function
'arch_get_runtimeparam' which can be used to get details like if the
event is percore/perchip.
Signed-off-by: Kajol Jain <kjain@linux.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Link: http://lore.kernel.org/lkml/20200907064133.75090-5-kjain@linux.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/arch/powerpc/util/header.c | 7 | ||||
| -rw-r--r-- | tools/perf/util/metricgroup.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/metricgroup.h | 3 |
3 files changed, 9 insertions, 6 deletions
diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index 1a950171a66f..58b2d610aadb 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -40,8 +40,11 @@ get_cpuid_str(struct perf_pmu *pmu __maybe_unused) return bufp; } -int arch_get_runtimeparam(void) +int arch_get_runtimeparam(struct pmu_event *pe) { int count; - return sysfs__read_int("/devices/hv_24x7/interface/sockets", &count) < 0 ? 1 : count; + char path[PATH_MAX] = "/devices/hv_24x7/interface/"; + + atoi(pe->aggr_mode) == PerChip ? strcat(path, "sockets") : strcat(path, "coresperchip"); + return sysfs__read_int(path, &count) < 0 ? 1 : count; } diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index 5476e0767e8c..d03bac65a3c2 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -15,7 +15,6 @@ #include "rblist.h" #include <string.h> #include <errno.h> -#include "pmu-events/pmu-events.h" #include "strlist.h" #include <assert.h> #include <linux/ctype.h> @@ -636,7 +635,7 @@ static bool metricgroup__has_constraint(struct pmu_event *pe) return false; } -int __weak arch_get_runtimeparam(void) +int __weak arch_get_runtimeparam(struct pmu_event *pe __maybe_unused) { return 1; } @@ -904,7 +903,7 @@ static int add_metric(struct list_head *metric_list, } else { int j, count; - count = arch_get_runtimeparam(); + count = arch_get_runtimeparam(pe); /* This loop is added to create multiple * events depend on count value and add diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h index 62623a39cbec..491a5d78252d 100644 --- a/tools/perf/util/metricgroup.h +++ b/tools/perf/util/metricgroup.h @@ -5,6 +5,7 @@ #include <linux/list.h> #include <linux/rbtree.h> #include <stdbool.h> +#include "pmu-events/pmu-events.h" struct evsel; struct evlist; @@ -52,6 +53,6 @@ int metricgroup__parse_groups_test(struct evlist *evlist, void metricgroup__print(bool metrics, bool groups, char *filter, bool raw, bool details); bool metricgroup__has_metric(const char *metric); -int arch_get_runtimeparam(void); +int arch_get_runtimeparam(struct pmu_event *pe __maybe_unused); void metricgroup__rblist_exit(struct rblist *metric_events); #endif |