diff options
Diffstat (limited to 'tools/perf/util/env.c')
| -rw-r--r-- | tools/perf/util/env.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c index 0fafcf264d23..ef64e197bc8d 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -69,12 +69,13 @@ out: return node; } -void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node) +bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node) { struct rb_node *parent = NULL; __u32 btf_id = btf_node->id; struct btf_node *node; struct rb_node **p; + bool ret = true; down_write(&env->bpf_progs.lock); p = &env->bpf_progs.btfs.rb_node; @@ -88,6 +89,7 @@ void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node) p = &(*p)->rb_right; } else { pr_debug("duplicated btf %u\n", btf_id); + ret = false; goto out; } } @@ -97,6 +99,7 @@ void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node) env->bpf_progs.btfs_cnt++; out: up_write(&env->bpf_progs.lock); + return ret; } struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id) |