Commit-ID: 6c70f54cf7dcd1cfd7a2f6bf179bd36eafc14a61
Gitweb: http://git.kernel.org/tip/6c70f54cf7dcd1cfd7a2f6bf179bd36eafc14a61
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Sat, 28 May 2016 12:30:13 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 19 Oct 2016 13:18:31 -0300
perf c2c report: Add dram related sort keys
They are to be displayed in the main cachelines overall output:
dram_lcl, dram_rmt
They display DRAM rmt/lcl access numbers for specific cacheline.
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/n/tip-tl3qqi9ehk6g1fla4z7y0ykd@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-c2c.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index bf4859f..c718d8b 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -807,6 +807,9 @@ percent_stores_l1miss_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
return per_left - per_right;
}
+STAT_FN(lcl_dram)
+STAT_FN(rmt_dram)
+
#define HEADER_LOW(__h) \
{ \
.line[1] = { \
@@ -1055,6 +1058,22 @@ static struct c2c_dimension dim_percent_stores_l1miss = {
.width = 7,
};
+static struct c2c_dimension dim_dram_lcl = {
+ .header = HEADER_SPAN("--- Load Dram ----", "Lcl", 1),
+ .name = "dram_lcl",
+ .cmp = lcl_dram_cmp,
+ .entry = lcl_dram_entry,
+ .width = 8,
+};
+
+static struct c2c_dimension dim_dram_rmt = {
+ .header = HEADER_SPAN_LOW("Rmt"),
+ .name = "dram_rmt",
+ .cmp = rmt_dram_cmp,
+ .entry = rmt_dram_entry,
+ .width = 8,
+};
+
static struct c2c_dimension *dimensions[] = {
&dim_dcacheline,
&dim_offset,
@@ -1082,6 +1101,8 @@ static struct c2c_dimension *dimensions[] = {
&dim_percent_lcl_hitm,
&dim_percent_stores_l1hit,
&dim_percent_stores_l1miss,
+ &dim_dram_lcl,
+ &dim_dram_rmt,
NULL,
};
--
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