perf report: Add -vvv to print the list of threads and its mmaps
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c
index 5d19121..1a1028d 100644
--- a/Documentation/perf_counter/builtin-report.c
+++ b/Documentation/perf_counter/builtin-report.c
@@ -234,6 +234,13 @@
return 0;
}
+static size_t map__fprintf(struct map *self, FILE *fp)
+{
+ return fprintf(fp, " %lx-%lx %lx %s\n",
+ self->start, self->end, self->pgoff, self->dso->name);
+}
+
+
struct thread {
struct rb_node rb_node;
struct list_head maps;
@@ -264,6 +271,18 @@
return self->comm ? 0 : -ENOMEM;
}
+static size_t thread__fprintf(struct thread *self, FILE *fp)
+{
+ struct map *pos;
+ size_t ret = fprintf(fp, "Thread %d %s\n", self->pid, self->comm);
+
+ list_for_each_entry(pos, &self->maps, node)
+ ret += map__fprintf(pos, fp);
+
+ return ret;
+}
+
+
static struct rb_root threads;
static struct thread *last_match;
@@ -355,6 +374,20 @@
return NULL;
}
+static size_t threads__fprintf(FILE *fp)
+{
+ size_t ret = 0;
+ struct rb_node *nd;
+
+ for (nd = rb_first(&threads); nd; nd = rb_next(nd)) {
+ struct thread *pos = rb_entry(nd, struct thread, rb_node);
+
+ ret += thread__fprintf(pos, fp);
+ }
+
+ return ret;
+}
+
/*
* histogram, sorted on item, collects counts
*/
@@ -1126,6 +1159,9 @@
if (dump_trace)
return 0;
+ if (verbose >= 3)
+ threads__fprintf(stdout);
+
if (verbose >= 2)
dsos__fprintf(stdout);