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Groups > linux.kernel > #1499078
| From | Arnaldo Carvalho de Melo <acme@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 37/68] perf c2c report: Add 'cpucnt' sort key |
| Date | 2016-10-11 19:50 +0200 |
| Message-ID | <sr9lD-1cs-5@gated-at.bofh.it> (permalink) |
| References | <sr9bX-195-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Jiri Olsa <jolsa@kernel.org>
It is to be displayed in the single cacheline output:
cpucnt
It displays number of distinct cpus that hit 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-ib2kdwam52fby9u2k3ij6lhm@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-c2c.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 043344a720bf..2a1e883580a1 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -1015,6 +1015,20 @@ MEAN_ENTRY(mean_rmt_entry, rmt_hitm);
MEAN_ENTRY(mean_lcl_entry, lcl_hitm);
MEAN_ENTRY(mean_load_entry, load);
+static int
+cpucnt_entry(struct perf_hpp_fmt *fmt __maybe_unused, struct perf_hpp *hpp,
+ struct hist_entry *he)
+{
+ struct c2c_hist_entry *c2c_he;
+ int width = c2c_width(fmt, hpp, he->hists);
+ char buf[10];
+
+ c2c_he = container_of(he, struct c2c_hist_entry, he);
+
+ scnprintf(buf, 10, "%d", bitmap_weight(c2c_he->cpuset, c2c.cpus_cnt));
+ return scnprintf(hpp->buf, hpp->size, "%*s", width, buf);
+}
+
#define HEADER_LOW(__h) \
{ \
.line[1] = { \
@@ -1341,6 +1355,14 @@ static struct c2c_dimension dim_mean_load = {
.width = 8,
};
+static struct c2c_dimension dim_cpucnt = {
+ .header = HEADER_BOTH("cpu", "cnt"),
+ .name = "cpucnt",
+ .cmp = empty_cmp,
+ .entry = cpucnt_entry,
+ .width = 8,
+};
+
static struct c2c_dimension *dimensions[] = {
&dim_dcacheline,
&dim_offset,
@@ -1378,6 +1400,7 @@ static struct c2c_dimension *dimensions[] = {
&dim_mean_rmt,
&dim_mean_lcl,
&dim_mean_load,
+ &dim_cpucnt,
NULL,
};
--
2.7.4
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[GIT PULL 00/68] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:40 +0200 [PATCH 42/68] perf c2c report: Add main TUI browser Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:40 +0200 [PATCH 61/68] tools lib: Add for_each_clear_bit macro Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:50 +0200 [PATCH 37/68] perf c2c report: Add 'cpucnt' sort key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:50 +0200 [PATCH 11/68] perf c2c: Add report subcommand Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:50 +0200 [PATCH 48/68] perf c2c report: Limit the cachelines table entries Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 19:50 +0200 [PATCH 12/68] perf c2c report: Add dimension support Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 57/68] tools lib traceevent: Add install_headers target Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 10/68] perf c2c: Add record subcommand Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 38/68] perf c2c report: Add src line sort key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 08/68] perf c2c: Introduce c2c_add_stats function Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 27/68] perf c2c report: Add total record sort key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 60/68] tools lib traceevent: Add version for traceevent shared object Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 39/68] perf c2c report: Setup number of header lines for hists Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 06/68] perf tools: Sync copy of x86's syscall table Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 16/68] perf c2c report: Add cacheline hists processing Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 31/68] perf c2c report: Add dram related sort keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:00 +0200 [PATCH 15/68] perf c2c report: Add sample processing Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 34/68] perf c2c report: Add 'symbol' and 'dso' sort keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 23/68] perf c2c report: Add stores related dimension keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 20/68] perf c2c report: Add 'offset' dimension key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 01/68] perf list: Add support for listing only json events Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 03/68] perf intel-pt/bts: Tidy instruction buffer size usage Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 05/68] perf top: Fix refreshing hierarchy entries on TUI Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 28/68] perf c2c report: Add total loads sort key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 25/68] perf c2c report: Add llc and remote loads related dimension keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 24/68] perf c2c report: Add loads related dimension keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 14/68] perf c2c report: Fallback to standard dimensions Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 18/68] perf c2c report: Add header macros Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 13/68] perf c2c report: Add sort_entry dimension support Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 21/68] perf c2c report: Add 'iaddr' dimension key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 32/68] perf c2c report: Add 'pid' sort key Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 22/68] perf c2c report: Add hitm related dimension keys Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 04/68] perf intel-pt/bts: Report instruction bytes and length in sample Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200 [PATCH 07/68] perf c2c: Introduce c2c_decode_stats function Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-10-11 20:10 +0200
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