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perf annotate: Add samples into struct annotation_line

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Add samples array into struct annotation_line to hold the annotation
data. The data is populated in the following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20171011150158.11895-17-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2017-10-11 17:01:39 +02:00 committed by Arnaldo Carvalho de Melo
parent f8eb37bd7c
commit 7e304557ea
2 changed files with 20 additions and 5 deletions
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8
tools/perf/util/annotate.c
View File

@ -911,7 +911,14 @@ static struct annotation_line *
annotation_line__new(struct annotate_args *args, size_t privsize)
{
struct annotation_line *al;
struct perf_evsel *evsel = args->evsel;
size_t size = privsize + sizeof(*al);
int nr = 1;
if (perf_evsel__is_group_event(evsel))
nr = evsel->nr_members;
size += sizeof(al->samples[0]) * nr;
al = zalloc(size);
if (al) {
@ -920,6 +927,7 @@ annotation_line__new(struct annotate_args *args, size_t privsize)
al->offset = args->offset;
al->line = strdup(args->line);
al->line_nr = args->line_nr;
al->samples_nr = nr;
}
return al;

17
tools/perf/util/annotate.h
View File

@ -59,6 +59,16 @@ bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2);
struct annotation;
struct sym_hist_entry {
u64 nr_samples;
u64 period;
};
struct annotation_data {
double percent;
struct sym_hist_entry he;
};
struct annotation_line {
struct list_head node;
struct rb_node rb_node;
@ -68,6 +78,8 @@ struct annotation_line {
float ipc;
u64 cycles;
size_t privsize;
int samples_nr;
struct annotation_data samples[0];
};
struct disasm_line {
@ -88,11 +100,6 @@ static inline bool disasm_line__has_offset(const struct disasm_line *dl)
return dl->ops.target.offset_avail;
}
struct sym_hist_entry {
u64 nr_samples;
u64 period;
};
void disasm_line__free(struct disasm_line *dl);
struct annotation_line *
annotation_line__next(struct annotation_line *pos, struct list_head *head);