[tip:perf/core] perf c2c: Introduce c2c_add_stats function

[tip-bot for Jiri Olsa]

Commit-ID:  0a9a24cc0e9b47e83e9f603cd459ead37507e712
Gitweb:     http://git.kernel.org/tip/0a9a24cc0e9b47e83e9f603cd459ead37507e712
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Thu, 22 Sep 2016 17:36:31 +0200
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 19 Oct 2016 13:18:31 -0300

perf c2c: Introduce c2c_add_stats function

Introducing c2c_add_stats function helper to cumulate c2c_stats.

Original-patch-by: Dick Fowles <rfowles@xxxxxxxxxx>
Original-patch-by: Don Zickus <dzickus@xxxxxxxxxx>
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Don Zickus <dzickus@xxxxxxxxxx>
Cc: Joe Mario <jmario@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1474558645-19956-4-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/util/mem-events.c | 30 ++++++++++++++++++++++++++++++
 tools/perf/util/mem-events.h |  1 +
 2 files changed, 31 insertions(+)

diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c
index 502fcee..e507732 100644
--- a/tools/perf/util/mem-events.c
+++ b/tools/perf/util/mem-events.c
@@ -366,3 +366,33 @@ int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi)
 #undef P
 	return err;
 }
+
+void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add)
+{
+	stats->nr_entries	+= add->nr_entries;
+
+	stats->locks		+= add->locks;
+	stats->store		+= add->store;
+	stats->st_uncache	+= add->st_uncache;
+	stats->st_noadrs	+= add->st_noadrs;
+	stats->st_l1hit		+= add->st_l1hit;
+	stats->st_l1miss	+= add->st_l1miss;
+	stats->load		+= add->load;
+	stats->ld_excl		+= add->ld_excl;
+	stats->ld_shared	+= add->ld_shared;
+	stats->ld_uncache	+= add->ld_uncache;
+	stats->ld_io		+= add->ld_io;
+	stats->ld_miss		+= add->ld_miss;
+	stats->ld_noadrs	+= add->ld_noadrs;
+	stats->ld_fbhit		+= add->ld_fbhit;
+	stats->ld_l1hit		+= add->ld_l1hit;
+	stats->ld_l2hit		+= add->ld_l2hit;
+	stats->ld_llchit	+= add->ld_llchit;
+	stats->lcl_hitm		+= add->lcl_hitm;
+	stats->rmt_hitm		+= add->rmt_hitm;
+	stats->rmt_hit		+= add->rmt_hit;
+	stats->lcl_dram		+= add->lcl_dram;
+	stats->rmt_dram		+= add->rmt_dram;
+	stats->nomap		+= add->nomap;
+	stats->noparse		+= add->noparse;
+}
diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h
index e111a2a..faf8040 100644
--- a/tools/perf/util/mem-events.h
+++ b/tools/perf/util/mem-events.h
@@ -68,5 +68,6 @@ struct c2c_stats {
 
 struct hist_entry;
 int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
+void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
 
 #endif /* __PERF_MEM_EVENTS_H */