Commit-ID: 36d3deb9d6d7f5f3b0b1dbb3398c413e4521af64
Gitweb: http://git.kernel.org/tip/36d3deb9d6d7f5f3b0b1dbb3398c413e4521af64
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Tue, 24 May 2016 13:09:47 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 19 Oct 2016 13:18:31 -0300
perf c2c report: Add 'pid' sort key
It is to be displayed in the single cacheline output:
pid
We currently don't have a single 'pid' sort/display entry, which would
output just pid number, hence adding it into c2c code.
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-3o23qrspxc99b04ci1swlzr6@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-c2c.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index c718d8b..4795713 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -810,6 +810,22 @@ percent_stores_l1miss_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
STAT_FN(lcl_dram)
STAT_FN(rmt_dram)
+static int
+pid_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he)
+{
+ int width = c2c_width(fmt, hpp, he->hists);
+
+ return scnprintf(hpp->buf, hpp->size, "%*d", width, he->thread->pid_);
+}
+
+static int64_t
+pid_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct hist_entry *left, struct hist_entry *right)
+{
+ return left->thread->pid_ - right->thread->pid_;
+}
+
#define HEADER_LOW(__h) \
{ \
.line[1] = { \
@@ -1074,6 +1090,14 @@ static struct c2c_dimension dim_dram_rmt = {
.width = 8,
};
+static struct c2c_dimension dim_pid = {
+ .header = HEADER_LOW("Pid"),
+ .name = "pid",
+ .cmp = pid_cmp,
+ .entry = pid_entry,
+ .width = 7,
+};
+
static struct c2c_dimension *dimensions[] = {
&dim_dcacheline,
&dim_offset,
@@ -1103,6 +1127,7 @@ static struct c2c_dimension *dimensions[] = {
&dim_percent_stores_l1miss,
&dim_dram_lcl,
&dim_dram_rmt,
+ &dim_pid,
NULL,
};
--
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