redonkable
/
remarkable-linux
1
0
Fork 0
Code Releases Activity

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>
wifi-calibration
Arnaldo Carvalho de Melo 2011-02-05 18:51:38 -02:00
parent d040bd3638
commit f1e2701de0
2 changed files with 51 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
tools/perf/util/annotate.c
View File

@ -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;
printf(" Percent | Source code & Disassembly of %s\n", d_filename);
printf("------------------------------------------------\n");
if (verbose)
symbol__annotate_hits(sym, evidx);
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);
}
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);
if (max_lines && ++printed >= max_lines)
break;
}
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;
}

4
tools/perf/util/annotate.h
View File

@ -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,