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perf c2c report: Add src line sort key

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It is to be displayed in the single cacheline output:

  cl_srcline

It displays source line related to the code address that accessed
cacheline. It's a wrapper to global srcline sort entry.

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-cmnzgm37mjz56ozsg4mnbgxq@git.kernel.org
[ Remove __maybe_unused from now used 'he' parameter in filter_cb() ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2016-07-10 15:47:40 +02:00 committed by Arnaldo Carvalho de Melo
parent b6fe2bbc34
commit 89d9ba8f58
3 changed files with 14 additions and 2 deletions
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13
tools/perf/builtin-c2c.c
View File

@ -50,6 +50,8 @@ struct perf_c2c {
int cpus_cnt;
int *cpu2node;
int node_info;
bool show_src;
};
static struct perf_c2c c2c;
@ -1363,6 +1365,11 @@ static struct c2c_dimension dim_cpucnt = {
.width = 8,
};
static struct c2c_dimension dim_srcline = {
.name = "cl_srcline",
.se = &sort_srcline,
};
static struct c2c_dimension *dimensions[] = {
&dim_dcacheline,
&dim_offset,
@ -1401,6 +1408,7 @@ static struct c2c_dimension *dimensions[] = {
&dim_mean_lcl,
&dim_mean_load,
&dim_cpucnt,
&dim_srcline,
NULL,
};
@ -1606,8 +1614,11 @@ static int c2c_hists__reinit(struct c2c_hists *c2c_hists,
return hpp_list__parse(&c2c_hists->list, output, sort);
}
static int filter_cb(struct hist_entry *he __maybe_unused)
static int filter_cb(struct hist_entry *he)
{
if (c2c.show_src && !he->srcline)
he->srcline = hist_entry__get_srcline(he);
return 0;
}

2
tools/perf/util/sort.c
View File

@ -315,7 +315,7 @@ struct sort_entry sort_sym = {
/* --sort srcline */
static char *hist_entry__get_srcline(struct hist_entry *he)
char *hist_entry__get_srcline(struct hist_entry *he)
{
struct map *map = he->ms.map;

1
tools/perf/util/sort.h
View File

@ -280,4 +280,5 @@ int64_t
sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right);
int64_t
sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right);
char *hist_entry__get_srcline(struct hist_entry *he);
#endif /* __PERF_SORT_H */