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perf tools: Release session and symbol resources on exit

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So that we reduce the noise when looking for leaks using tools such as
valgrind.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-07-30 18:31:28 -03:00
parent 591765fdaf
commit d65a458b34
7 changed files with 70 additions and 3 deletions
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26
tools/perf/util/map.c
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@@ -539,6 +539,32 @@ int machine__init(struct machine *self, const char *root_dir, pid_t pid)
return self->root_dir == NULL ? -ENOMEM : 0;
}
static void dsos__delete(struct list_head *self)
{
struct dso *pos, *n;
list_for_each_entry_safe(pos, n, self, node) {
list_del(&pos->node);
dso__delete(pos);
}
}
void machine__exit(struct machine *self)
{
struct kmap *kmap = map__kmap(self->vmlinux_maps[MAP__FUNCTION]);
if (kmap->ref_reloc_sym) {
free((char *)kmap->ref_reloc_sym->name);
free(kmap->ref_reloc_sym);
}
map_groups__exit(&self->kmaps);
dsos__delete(&self->user_dsos);
dsos__delete(&self->kernel_dsos);
free(self->root_dir);
self->root_dir = NULL;
}
struct machine *machines__add(struct rb_root *self, pid_t pid,
const char *root_dir)
{