linux-kernel - [tip:perf/core] perf/powerpc: Add support for PERF_SAMPLE_BRANCH

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Message-ID: <tip-24f1a79a5fc10858e05ee0bf651ec99abfc0319b@git.kernel.org>
Date:	Tue, 20 Oct 2015 02:36:33 -0700
From:	tip-bot for Stephane Eranian <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	eranian@...gle.com, torvalds@...ux-foundation.org,
	tglx@...utronix.de, hpa@...or.com, linux-kernel@...r.kernel.org,
	mingo@...nel.org, dsahern@...il.com, acme@...hat.com,
	peterz@...radead.org, jolsa@...hat.com, namhyung@...nel.org,
	vincent.weaver@...ne.edu
Subject: [tip:perf/core] perf/powerpc:
  Add support for PERF_SAMPLE_BRANCH_CALL

Commit-ID:  24f1a79a5fc10858e05ee0bf651ec99abfc0319b
Gitweb:     http://git.kernel.org/tip/24f1a79a5fc10858e05ee0bf651ec99abfc0319b
Author:     Stephane Eranian <eranian@...gle.com>
AuthorDate: Tue, 13 Oct 2015 09:09:10 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 20 Oct 2015 10:30:54 +0200

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@...gle.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Vince Weaver <vincent.weaver@...ne.edu>
Cc: khandual@...ux.vnet.ibm.com
Link: http://lkml.kernel.org/r/1444720151-10275-4-git-send-email-eranian@google.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/powerpc/perf/power8-pmu.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/powerpc/perf/power8-pmu.c b/arch/powerpc/perf/power8-pmu.c
index 396351d..7d5e295 100644
--- 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;
--
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