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Commit 24f1a79a authored by Stephane Eranian's avatar Stephane Eranian Committed by Ingo Molnar
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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: default avatarStephane Eranian <eranian@google.com>
Signed-off-by: default avatarPeter 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: default avatarIngo Molnar <mingo@kernel.org>
parent d892819f

arch/powerpc/perf/power8-pmu.c

+3 −0
Original line number Diff line number Diff line
@@ -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;