#include "mem-events.h"
#include "debug.h"
#include "symbol.h"
+#include "pmu.h"
+#include "pmu-hybrid.h"
unsigned int perf_mem_events__loads_ldlat = 30;
return -1;
}
+static bool perf_mem_event__supported(const char *mnt, char *sysfs_name)
+{
+ char path[PATH_MAX];
+ struct stat st;
+
+ scnprintf(path, PATH_MAX, "%s/devices/%s", mnt, sysfs_name);
+ return !stat(path, &st);
+}
+
int perf_mem_events__init(void)
{
const char *mnt = sysfs__mount();
return -ENOENT;
for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
- char path[PATH_MAX];
struct perf_mem_event *e = perf_mem_events__ptr(j);
- struct stat st;
+ struct perf_pmu *pmu;
+ char sysfs_name[100];
/*
* If the event entry isn't valid, skip initialization
if (!e->tag)
continue;
- scnprintf(path, PATH_MAX, "%s/devices/%s",
- mnt, e->sysfs_name);
+ if (!perf_pmu__has_hybrid()) {
+ scnprintf(sysfs_name, sizeof(sysfs_name),
+ e->sysfs_name, "cpu");
+ e->supported = perf_mem_event__supported(mnt, sysfs_name);
+ } else {
+ perf_pmu__for_each_hybrid_pmu(pmu) {
+ scnprintf(sysfs_name, sizeof(sysfs_name),
+ e->sysfs_name, pmu->name);
+ e->supported |= perf_mem_event__supported(mnt, sysfs_name);
+ }
+ }
- if (!stat(path, &st))
- e->supported = found = true;
+ if (e->supported)
+ found = true;
}
return found ? 0 : -ENOENT;