From: Jiri Olsa <[email protected]>

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 <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/annotate.c |  8 ++++++++
 tools/perf/util/annotate.h | 17 ++++++++++++-----
 2 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 0c2eb95ba90a..313fb2e90dba 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -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;
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index cb60cafae1fb..55bdd9015f33 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -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);
-- 
2.13.6

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