Merge remote-tracking branch 'torvalds/master' into perf/core

[linux-2.6-microblaze.git] / tools / perf / util / evsel.c

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a8d8463..b1c930e 100644 (file)
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1582,6 +1582,27 @@ int __evsel__read_on_cpu(struct evsel *evsel, int cpu, int thread, bool scale)
        return 0;
 }
 
+static int evsel__match_other_cpu(struct evsel *evsel, struct evsel *other,
+                                 int cpu)
+{
+       int cpuid;
+
+       cpuid = perf_cpu_map__cpu(evsel->core.cpus, cpu);
+       return perf_cpu_map__idx(other->core.cpus, cpuid);
+}
+
+static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu)
+{
+       struct evsel *leader = evsel->leader;
+
+       if ((evsel__is_hybrid(evsel) && !evsel__is_hybrid(leader)) ||
+           (!evsel__is_hybrid(evsel) && evsel__is_hybrid(leader))) {
+               return evsel__match_other_cpu(evsel, leader, cpu);
+       }
+
+       return cpu;
+}
+
 static int get_group_fd(struct evsel *evsel, int cpu, int thread)
 {
        struct evsel *leader = evsel->leader;
@@ -1596,6 +1617,10 @@ static int get_group_fd(struct evsel *evsel, int cpu, int thread)
         */
        BUG_ON(!leader->core.fd);
 
+       cpu = evsel__hybrid_group_cpu(evsel, cpu);
+       if (cpu == -1)
+               return -1;
+
        fd = FD(leader, cpu, thread);
        BUG_ON(fd == -1);