diff options
author | Andi Kleen <ak@linux.intel.com> | 2015-05-27 10:51:46 -0700 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-27 20:30:56 -0300 |
commit | 83be34a7a913bdf9f21f524333c63d9c48a28ef4 (patch) | |
tree | b91e24977e5b62070bd291f512d667376007f612 /tools/perf/util/annotate.c | |
parent | 18ffdfe8e98f861a39590ef2374ad51fc963567e (diff) |
perf annotation: Add symbol__get_annotation
Add a new utility function to get an function annotation out of existing
code.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1432749114-904-4-git-send-email-andi@firstfloor.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/annotate.c')
-rw-r--r-- | tools/perf/util/annotate.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 7f5bdfc9bc87..bf8043009909 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -506,6 +506,17 @@ static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map, return 0; } +static struct annotation *symbol__get_annotation(struct symbol *sym) +{ + struct annotation *notes = symbol__annotation(sym); + + if (notes->src == NULL) { + if (symbol__alloc_hist(sym) < 0) + return NULL; + } + return notes; +} + static int symbol__inc_addr_samples(struct symbol *sym, struct map *map, int evidx, u64 addr) { @@ -513,13 +524,9 @@ static int symbol__inc_addr_samples(struct symbol *sym, struct map *map, if (sym == NULL) return 0; - - notes = symbol__annotation(sym); - if (notes->src == NULL) { - if (symbol__alloc_hist(sym) < 0) - return -ENOMEM; - } - + notes = symbol__get_annotation(sym); + if (notes == NULL) + return -ENOMEM; return __symbol__inc_addr_samples(sym, map, notes, evidx, addr); } |