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@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-tl3qqi9ehk6g1fla4z7y0ykd@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index bf4859fecc19290d6e69d2b4e3c850dcf1799537..c718d8b553ce136fa90b6df789e5a3deb7ab389d 100644 (file)
--- 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,
 };