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authorLeo Yan <leo.yan@linaro.org>2022-08-11 08:24:44 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-08-12 00:12:20 +0200
commit682352e59bf197a3e56e6c236683ab3a96a6952b (patch)
tree03e149fa6098e0c291de21e527d3bc9dd401243d /tools/perf/builtin-c2c.c
parentperf c2c: Add dimensions of peer metrics for cache line view (diff)
downloadlinux-682352e59bf197a3e56e6c236683ab3a96a6952b.tar.xz
linux-682352e59bf197a3e56e6c236683ab3a96a6952b.zip
perf c2c: Add mean dimensions for peer operations
This patch adds two dimensions for the mean value of peer operations. Reviewed-by: Ali Saidi <alisaidi@amazon.com> Signed-off-by: Leo Yan <leo.yan@linaro.org> Tested-by: Ali Saidi <alisaidi@amazon.com> Acked-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Anshuman Khandual <anshuman.khandual@arm.com> Cc: German Gomez <german.gomez@arm.com> Cc: Gustavo A. R. Silva <gustavoars@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Garry <john.garry@huawei.com> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Like Xu <likexu@tencent.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Timothy Hayes <timothy.hayes@arm.com> Cc: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20220811062451.435810-9-leo.yan@linaro.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-c2c.c')
-rw-r--r--tools/perf/builtin-c2c.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index dd47f068b8da..8dd9218a052f 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -55,6 +55,8 @@ struct c2c_hists {
struct compute_stats {
struct stats lcl_hitm;
struct stats rmt_hitm;
+ struct stats lcl_peer;
+ struct stats rmt_peer;
struct stats load;
};
@@ -154,6 +156,8 @@ static void *c2c_he_zalloc(size_t size)
init_stats(&c2c_he->cstats.lcl_hitm);
init_stats(&c2c_he->cstats.rmt_hitm);
+ init_stats(&c2c_he->cstats.lcl_peer);
+ init_stats(&c2c_he->cstats.rmt_peer);
init_stats(&c2c_he->cstats.load);
return &c2c_he->he;
@@ -253,6 +257,10 @@ static void compute_stats(struct c2c_hist_entry *c2c_he,
update_stats(&cstats->rmt_hitm, weight);
else if (stats->lcl_hitm)
update_stats(&cstats->lcl_hitm, weight);
+ else if (stats->rmt_peer)
+ update_stats(&cstats->rmt_peer, weight);
+ else if (stats->lcl_peer)
+ update_stats(&cstats->lcl_peer, weight);
else if (stats->load)
update_stats(&cstats->load, weight);
}
@@ -1280,6 +1288,8 @@ __func(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, struct hist_entry *he) \
MEAN_ENTRY(mean_rmt_entry, rmt_hitm);
MEAN_ENTRY(mean_lcl_entry, lcl_hitm);
MEAN_ENTRY(mean_load_entry, load);
+MEAN_ENTRY(mean_rmt_peer_entry, rmt_peer);
+MEAN_ENTRY(mean_lcl_peer_entry, lcl_peer);
static int
cpucnt_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
@@ -1750,6 +1760,22 @@ static struct c2c_dimension dim_mean_load = {
.width = 8,
};
+static struct c2c_dimension dim_mean_rmt_peer = {
+ .header = HEADER_SPAN("---------- cycles ----------", "rmt peer", 2),
+ .name = "mean_rmt_peer",
+ .cmp = empty_cmp,
+ .entry = mean_rmt_peer_entry,
+ .width = 8,
+};
+
+static struct c2c_dimension dim_mean_lcl_peer = {
+ .header = HEADER_SPAN_LOW("lcl peer"),
+ .name = "mean_lcl_peer",
+ .cmp = empty_cmp,
+ .entry = mean_lcl_peer_entry,
+ .width = 8,
+};
+
static struct c2c_dimension dim_cpucnt = {
.header = HEADER_BOTH("cpu", "cnt"),
.name = "cpucnt",
@@ -1835,6 +1861,8 @@ static struct c2c_dimension *dimensions[] = {
&dim_node,
&dim_mean_rmt,
&dim_mean_lcl,
+ &dim_mean_rmt_peer,
+ &dim_mean_lcl_peer,
&dim_mean_load,
&dim_cpucnt,
&dim_srcline,