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Subject[tip:perf/core] perf tools: Introduce dsos__fprintf_buildid
Commit-ID:  9e03eb2d512e7f3a1e562d4b922aa8b1891750b6
Gitweb: http://git.kernel.org/tip/9e03eb2d512e7f3a1e562d4b922aa8b1891750b6
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Mon, 16 Nov 2009 16:32:44 -0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Mon, 16 Nov 2009 22:05:51 +0100

perf tools: Introduce dsos__fprintf_buildid

To print the buildids in the list of dsos. Will be used by 'perf
buildid-list'

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <1258396365-29217-4-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
tools/perf/util/symbol.c | 30 ++++++++++++++++++++++++++----
tools/perf/util/symbol.h | 2 ++
2 files changed, 28 insertions(+), 4 deletions(-)
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 93e4b52..53de9c4 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -212,14 +212,21 @@ int build_id__sprintf(u8 *self, int len, char *bf)
return raw - self;
}

-size_t dso__fprintf(struct dso *self, FILE *fp)
+size_t dso__fprintf_buildid(struct dso *self, FILE *fp)
{
char sbuild_id[BUILD_ID_SIZE * 2 + 1];
- struct rb_node *nd;
- size_t ret;

build_id__sprintf(self->build_id, sizeof(self->build_id), sbuild_id);
- ret = fprintf(fp, "dso: %s (%s)\n", self->short_name, sbuild_id);
+ return fprintf(fp, "%s", sbuild_id);
+}
+
+size_t dso__fprintf(struct dso *self, FILE *fp)
+{
+ struct rb_node *nd;
+ size_t ret = fprintf(fp, "dso: %s (", self->short_name);
+
+ ret += dso__fprintf_buildid(self, fp);
+ ret += fprintf(fp, ")\n");

for (nd = rb_first(&self->syms); nd; nd = rb_next(nd)) {
struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
@@ -1428,6 +1435,21 @@ void dsos__fprintf(FILE *fp)
dso__fprintf(pos, fp);
}

+size_t dsos__fprintf_buildid(FILE *fp)
+{
+ struct dso *pos;
+ size_t ret = 0;
+
+ list_for_each_entry(pos, &dsos, node) {
+ ret += dso__fprintf_buildid(pos, fp);
+ if (verbose)
+ ret += fprintf(fp, " %s\n", pos->long_name);
+ else
+ ret += fprintf(fp, "\n");
+ }
+ return ret;
+}
+
int load_kernel(symbol_filter_t filter)
{
if (dsos__load_kernel(vmlinux_name, filter, modules) <= 0)
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 0a34a54..51c5a4a 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -80,7 +80,9 @@ int dsos__load_kernel(const char *vmlinux, symbol_filter_t filter, int modules);
struct dso *dsos__findnew(const char *name);
int dso__load(struct dso *self, struct map *map, symbol_filter_t filter);
void dsos__fprintf(FILE *fp);
+size_t dsos__fprintf_buildid(FILE *fp);

+size_t dso__fprintf_buildid(struct dso *self, FILE *fp);
size_t dso__fprintf(struct dso *self, FILE *fp);
char dso__symtab_origin(const struct dso *self);
void dso__set_build_id(struct dso *self, void *build_id);

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