diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-04-19 13:57:06 (GMT) |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-04-19 13:57:06 (GMT) |
| commit | 1b2e2df4e395293e65dbda49e58cb4c7abeb7507 (patch) | |
| tree | 86c1fbbe6da27fee35bcaf676359f24c481fdc13 /tools | |
| parent | 887c0066a810234cfae9927b3781b6a1c617fb39 (diff) | |
| download | linux-1b2e2df4e395293e65dbda49e58cb4c7abeb7507.tar.xz | |
perf symbols: Introduce symbol__size method
Fixing some off by one cases in the process.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-fxumzufhk829z0q9anmvemea@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/annotate.c | 10 | ||||
| -rw-r--r-- | tools/perf/util/symbol.h | 5 |
2 files changed, 10 insertions, 5 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index ed1f89d..d8e2f41 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -101,7 +101,7 @@ int symbol__annotate_init(struct map *map __used, struct symbol *sym) int symbol__alloc_hist(struct symbol *sym) { struct annotation *notes = symbol__annotation(sym); - const size_t size = sym->end - sym->start + 1; + const size_t size = symbol__size(sym); size_t sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(u64)); notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist); @@ -609,7 +609,7 @@ static void symbol__annotate_hits(struct symbol *sym, int evidx) { struct annotation *notes = symbol__annotation(sym); struct sym_hist *h = annotation__histogram(notes, evidx); - u64 len = sym->end - sym->start, offset; + u64 len = symbol__size(sym), offset; for (offset = 0; offset < len; ++offset) if (h->addr[offset] != 0) @@ -636,7 +636,7 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map, int evidx, else d_filename = basename(filename); - len = sym->end - sym->start; + len = symbol__size(sym); printf(" Percent | Source code & Disassembly of %s\n", d_filename); printf("------------------------------------------------\n"); @@ -696,7 +696,7 @@ void symbol__annotate_decay_histogram(struct symbol *sym, int evidx) { struct annotation *notes = symbol__annotation(sym); struct sym_hist *h = annotation__histogram(notes, evidx); - int len = sym->end - sym->start, offset; + int len = symbol__size(sym), offset; h->sum = 0; for (offset = 0; offset < len; ++offset) { @@ -755,7 +755,7 @@ int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx, if (symbol__annotate(sym, map, 0) < 0) return -1; - len = sym->end - sym->start; + len = symbol__size(sym); if (print_lines) { symbol__get_source_line(sym, map, evidx, &source_line, diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index ac49ef2..1f00388 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -65,6 +65,11 @@ struct symbol { void symbol__delete(struct symbol *sym); +static inline size_t symbol__size(const struct symbol *sym) +{ + return sym->end - sym->start + 1; +} + struct strlist; struct symbol_conf { |