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>
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@ -40,8 +40,11 @@ get_cpuid_str(struct perf_pmu *pmu __maybe_unused)
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return bufp;
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}
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int arch_get_runtimeparam(void)
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int arch_get_runtimeparam(struct pmu_event *pe)
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{
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int count;
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return sysfs__read_int("/devices/hv_24x7/interface/sockets", &count) < 0 ? 1 : count;
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char path[PATH_MAX] = "/devices/hv_24x7/interface/";
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atoi(pe->aggr_mode) == PerChip ? strcat(path, "sockets") : strcat(path, "coresperchip");
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return sysfs__read_int(path, &count) < 0 ? 1 : count;
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}
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@ -15,7 +15,6 @@
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#include "rblist.h"
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#include <string.h>
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#include <errno.h>
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#include "pmu-events/pmu-events.h"
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#include "strlist.h"
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#include <assert.h>
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#include <linux/ctype.h>
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@ -636,7 +635,7 @@ static bool metricgroup__has_constraint(struct pmu_event *pe)
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return false;
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}
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int __weak arch_get_runtimeparam(void)
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int __weak arch_get_runtimeparam(struct pmu_event *pe __maybe_unused)
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{
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return 1;
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}
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@ -904,7 +903,7 @@ static int add_metric(struct list_head *metric_list,
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} else {
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int j, count;
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count = arch_get_runtimeparam();
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count = arch_get_runtimeparam(pe);
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/* This loop is added to create multiple
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* events depend on count value and add
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@ -5,6 +5,7 @@
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#include <linux/list.h>
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#include <linux/rbtree.h>
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#include <stdbool.h>
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#include "pmu-events/pmu-events.h"
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struct evsel;
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struct evlist;
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@ -52,6 +53,6 @@ int metricgroup__parse_groups_test(struct evlist *evlist,
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void metricgroup__print(bool metrics, bool groups, char *filter,
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bool raw, bool details);
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bool metricgroup__has_metric(const char *metric);
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int arch_get_runtimeparam(void);
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int arch_get_runtimeparam(struct pmu_event *pe __maybe_unused);
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void metricgroup__rblist_exit(struct rblist *metric_events);
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#endif
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