linux-kernel - [tip:perf/core] perf c2c report: Add llc and remote loads related dimension keys

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Date:   Sat, 22 Oct 2016 01:40:18 -0700
From:   tip-bot for Jiri Olsa <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     namhyung@...nel.org, tglx@...utronix.de, dsahern@...il.com,
        dzickus@...hat.com, andi@...stfloor.org, a.p.zijlstra@...llo.nl,
        hpa@...or.com, mingo@...nel.org, linux-kernel@...r.kernel.org,
        acme@...hat.com, jolsa@...nel.org, jmario@...hat.com
Subject: [tip:perf/core] perf c2c report: Add llc and remote loads related
 dimension keys

Commit-ID:  4d08910c94c5b460c1e0623b47ec2abc0ab0d1a6
Gitweb:     http://git.kernel.org/tip/4d08910c94c5b460c1e0623b47ec2abc0ab0d1a6
Author:     Jiri Olsa <jolsa@...nel.org>
AuthorDate: Wed, 4 May 2016 10:27:51 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 19 Oct 2016 13:18:31 -0300

perf c2c report: Add llc and remote loads related dimension keys

Add 2 LLC load related dimension key wrappers.

They are to be displayed in the main cachelines overall output:

  ld_lclhit, ld_rmthit

They display bare numbers of LLC and remote loads for cacheline.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Andi Kleen <andi@...stfloor.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Joe Mario <jmario@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/n/tip-ahjg0voaufefboemjuj9yefh@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-c2c.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 2b9d24f..6b60183 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -418,6 +418,8 @@ STAT_FN(st_l1miss)
 STAT_FN(ld_fbhit)
 STAT_FN(ld_l1hit)
 STAT_FN(ld_l2hit)
+STAT_FN(ld_llchit)
+STAT_FN(rmt_hit)
 
 #define HEADER_LOW(__h)			\
 	{				\
@@ -582,6 +584,22 @@ static struct c2c_dimension dim_ld_l2hit = {
 	.width		= 7,
 };
 
+static struct c2c_dimension dim_ld_llchit = {
+	.header		= HEADER_SPAN("-- LLC Load Hit --", "Llc", 1),
+	.name		= "ld_lclhit",
+	.cmp		= ld_llchit_cmp,
+	.entry		= ld_llchit_entry,
+	.width		= 8,
+};
+
+static struct c2c_dimension dim_ld_rmthit = {
+	.header		= HEADER_SPAN_LOW("Rmt"),
+	.name		= "ld_rmthit",
+	.cmp		= rmt_hit_cmp,
+	.entry		= rmt_hit_entry,
+	.width		= 8,
+};
+
 static struct c2c_dimension *dimensions[] = {
 	&dim_dcacheline,
 	&dim_offset,
@@ -599,6 +617,8 @@ static struct c2c_dimension *dimensions[] = {
 	&dim_ld_fbhit,
 	&dim_ld_l1hit,
 	&dim_ld_l2hit,
+	&dim_ld_llchit,
+	&dim_ld_rmthit,
 	NULL,
 };