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perf annotate: Factor out struct source_line_percent

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The source_line_percent struct contains percentage value of the symbol
histogram.  This is a preparation of event group view change.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1362462812-30885-8-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2013-03-05 14:53:27 +09:00 • committed by Arnaldo Carvalho de Melo
parent 759ff497e0
commit c5a8368ca6
3 changed files with 14 additions and 10 deletions
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2
tools/perf/ui/browsers/annotate.c
View file

@ -257,7 +257,7 @@ static double disasm_line__calc_percent(struct disasm_line *dl, struct symbol *s
while (offset < (s64)len && while (offset < (s64)len &&
(next == NULL || offset < next->offset)) { (next == NULL || offset < next->offset)) {
if (src_line) { if (src_line) {
percent += src_line[offset].percent; percent += src_line[offset].p[0].percent;
} else } else
hits += h->addr[offset]; hits += h->addr[offset];

14
tools/perf/util/annotate.c
View file

@ -616,7 +616,7 @@ static double disasm__calc_percent(struct annotation *notes, int evidx,
if (*path == NULL) if (*path == NULL)
*path = src_line[offset].path; *path = src_line[offset].path;
percent += src_line[offset++].percent; percent += src_line[offset++].p[0].percent;
} }
} else { } else {
while (offset < end) while (offset < end)
@ -929,7 +929,7 @@ static void insert_source_line(struct rb_root *root, struct source_line *src_lin
ret = strcmp(iter->path, src_line->path); ret = strcmp(iter->path, src_line->path);
if (ret == 0) { if (ret == 0) {
iter->percent_sum += src_line->percent; iter->p[0].percent_sum += src_line->p[0].percent;
return; return;
} }
@ -939,7 +939,7 @@ static void insert_source_line(struct rb_root *root, struct source_line *src_lin
p = &(*p)->rb_right; p = &(*p)->rb_right;
} }
src_line->percent_sum = src_line->percent; src_line->p[0].percent_sum = src_line->p[0].percent;
rb_link_node(&src_line->node, parent, p); rb_link_node(&src_line->node, parent, p);
rb_insert_color(&src_line->node, root); rb_insert_color(&src_line->node, root);
@ -955,7 +955,7 @@ static void __resort_source_line(struct rb_root *root, struct source_line *src_l
parent = *p; parent = *p;
iter = rb_entry(parent, struct source_line, node); iter = rb_entry(parent, struct source_line, node);
if (src_line->percent_sum > iter->percent_sum) if (src_line->p[0].percent_sum > iter->p[0].percent_sum)
p = &(*p)->rb_left; p = &(*p)->rb_left;
else else
p = &(*p)->rb_right; p = &(*p)->rb_right;
@ -1025,8 +1025,8 @@ static int symbol__get_source_line(struct symbol *sym, struct map *map,
u64 offset; u64 offset;
FILE *fp; FILE *fp;
src_line[i].percent = 100.0 * h->addr[i] / h->sum; src_line[i].p[0].percent = 100.0 * h->addr[i] / h->sum;
if (src_line[i].percent <= 0.5) if (src_line[i].p[0].percent <= 0.5)
continue; continue;
offset = start + i; offset = start + i;
@ -1073,7 +1073,7 @@ static void print_summary(struct rb_root *root, const char *filename)
char *path; char *path;
src_line = rb_entry(node, struct source_line, node); src_line = rb_entry(node, struct source_line, node);
percent = src_line->percent_sum; percent = src_line->p[0].percent_sum;
color = get_percent_color(percent); color = get_percent_color(percent);
path = src_line->path; path = src_line->path;

8
tools/perf/util/annotate.h
View file

@ -74,11 +74,15 @@ struct sym_hist {
u64 addr[0]; u64 addr[0];
}; };
struct source_line { struct source_line_percent {
struct rb_node node;
double percent; double percent;
double percent_sum; double percent_sum;
};
struct source_line {
struct rb_node node;
char *path; char *path;
struct source_line_percent p[1];
}; };
/** struct annotated_source - symbols with hits have this attached as in sannotation /** struct annotated_source - symbols with hits have this attached as in sannotation