diff options
Diffstat (limited to 'tools/perf/util/bpf_lock_contention.c')
| -rw-r--r-- | tools/perf/util/bpf_lock_contention.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/bpf_lock_contention.c b/tools/perf/util/bpf_lock_contention.c index 60b81d586323..7b5671f13c53 100644 --- a/tools/perf/util/bpf_lock_contention.c +++ b/tools/perf/util/bpf_lock_contention.c @@ -184,6 +184,9 @@ int lock_contention_prepare(struct lock_contention *con) struct evlist *evlist = con->evlist; struct target *target = con->target; + /* make sure it loads the kernel map before lookup */ + map__load(machine__kernel_map(con->machine)); + skel = lock_contention_bpf__open(); if (!skel) { pr_err("Failed to open lock-contention BPF skeleton\n"); @@ -749,9 +752,6 @@ int lock_contention_read(struct lock_contention *con) bpf_prog_test_run_opts(prog_fd, &opts); } - /* make sure it loads the kernel map */ - maps__load_first(machine->kmaps); - prev_key = NULL; while (!bpf_map_get_next_key(fd, prev_key, &key)) { s64 ls_key; |