perf/powerpc: Add support for PERF_SAMPLE_BRANCH_CALL

The patch catches PERF_SAMPLE_BRANCH_CALL because it is not clear whether
this is actually supported by the hardware.

Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: khandual@linux.vnet.ibm.com
Link: http://lkml.kernel.org/r/1444720151-10275-4-git-send-email-eranian@google.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/powerpc/perf/power8-pmu.c b/arch/powerpc/perf/power8-pmu.c
index 396351db601b42906c83a8dbf592e40b47db376a..7d5e295255b7b25934d51792fb6876c16462d420 100644 (file)
--- a/arch/powerpc/perf/power8-pmu.c
+++ b/arch/powerpc/perf/power8-pmu.c
@@ -676,6 +676,9 @@ static u64 power8_bhrb_filter_map(u64 branch_sample_type)
        if (branch_sample_type & PERF_SAMPLE_BRANCH_IND_CALL)
                return -1;
 
+       if (branch_sample_type & PERF_SAMPLE_BRANCH_CALL)
+               return -1;
+
        if (branch_sample_type & PERF_SAMPLE_BRANCH_ANY_CALL) {
                pmu_bhrb_filter |= POWER8_MMCRA_IFM1;
                return pmu_bhrb_filter;