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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-02-05 20:51:38 (GMT) |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-02-06 15:40:31 (GMT) |
commit | f1e2701de02cff6d988b1dd49960620d5720cb89 (patch) | |
tree | d8d0c92eca89d01dd2b8d25554244aa3cc4eec10 /tools/perf | |
parent | d040bd363824f9f0ad6610b91ee6c65f292c066c (diff) | |
download | linux-fsl-qoriq-f1e2701de02cff6d988b1dd49960620d5720cb89.tar.xz |
perf annotate: Separate objdump parsing from actual screen rendering
Because in 'perf top' we'll need to parse just once and then, as samples
come, render multiple times with evolving counter values.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r-- | tools/perf/util/annotate.c | 62 | ||||
-rw-r--r-- | tools/perf/util/annotate.h | 4 |
2 files changed, 47 insertions, 19 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 072bc8d..10cdbad 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -421,21 +421,16 @@ static void symbol__annotate_hits(struct symbol *sym, int evidx) printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->sum", h->sum); } -int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx, - bool print_lines, bool full_paths, int min_pcnt, - int max_lines) +void symbol__annotate_printf(struct symbol *sym, struct map *map, + struct list_head *head, int evidx, bool full_paths, + int min_pcnt, int max_lines) { struct dso *dso = map->dso; const char *filename = dso->long_name, *d_filename; - struct rb_root source_line = RB_ROOT; - struct objdump_line *pos, *n; - LIST_HEAD(head); + struct objdump_line *pos; int printed = 2; u64 len; - if (symbol__annotate(sym, map, &head, 0) < 0) - return -1; - if (full_paths) d_filename = filename; else @@ -443,28 +438,57 @@ int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx, len = sym->end - sym->start; - if (print_lines) { - symbol__get_source_line(sym, map, evidx, &source_line, - len, filename); - print_summary(&source_line, filename); - } - printf(" Percent | Source code & Disassembly of %s\n", d_filename); printf("------------------------------------------------\n"); if (verbose) symbol__annotate_hits(sym, evidx); - list_for_each_entry_safe(pos, n, &head, node) { - objdump_line__print(pos, &head, sym, evidx, len, min_pcnt); - list_del(&pos->node); - objdump_line__free(pos); + list_for_each_entry(pos, head, node) { + objdump_line__print(pos, head, sym, evidx, len, min_pcnt); if (max_lines && ++printed >= max_lines) break; + + } +} + +void objdump_line_list__purge(struct list_head *head) +{ + struct objdump_line *pos, *n; + + list_for_each_entry_safe(pos, n, head, node) { + list_del(&pos->node); + objdump_line__free(pos); + } +} + +int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx, + bool print_lines, bool full_paths, int min_pcnt, + int max_lines) +{ + struct dso *dso = map->dso; + const char *filename = dso->long_name; + struct rb_root source_line = RB_ROOT; + LIST_HEAD(head); + u64 len; + + if (symbol__annotate(sym, map, &head, 0) < 0) + return -1; + + len = sym->end - sym->start; + + if (print_lines) { + symbol__get_source_line(sym, map, evidx, &source_line, + len, filename); + print_summary(&source_line, filename); } + symbol__annotate_printf(sym, map, &head, evidx, full_paths, + min_pcnt, max_lines); if (print_lines) symbol__free_source_line(sym, len); + objdump_line_list__purge(&head); + return 0; } diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 6b70732..53dd92d 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -67,6 +67,10 @@ int symbol__alloc_hist(struct symbol *sym, int nevents); int symbol__annotate(struct symbol *sym, struct map *map, struct list_head *head, size_t privsize); +void symbol__annotate_printf(struct symbol *sym, struct map *map, + struct list_head *head, int evidx, bool full_paths, + int min_pcnt, int max_lines); +void objdump_line_list__purge(struct list_head *head); int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx, bool print_lines, bool full_paths, int min_pcnt, |