diff options
Diffstat (limited to 'tools/perf/util/bpf_kwork.c')
| -rw-r--r-- | tools/perf/util/bpf_kwork.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/tools/perf/util/bpf_kwork.c b/tools/perf/util/bpf_kwork.c index 6eb2c78fd7f4..44f0f708a15d 100644 --- a/tools/perf/util/bpf_kwork.c +++ b/tools/perf/util/bpf_kwork.c @@ -147,12 +147,12 @@ static bool valid_kwork_class_type(enum kwork_class_type type) static int setup_filters(struct perf_kwork *kwork) { - u8 val = 1; - int i, nr_cpus, key, fd; - struct perf_cpu_map *map; - if (kwork->cpu_list != NULL) { - fd = bpf_map__fd(skel->maps.perf_kwork_cpu_filter); + int idx, nr_cpus; + struct perf_cpu_map *map; + struct perf_cpu cpu; + int fd = bpf_map__fd(skel->maps.perf_kwork_cpu_filter); + if (fd < 0) { pr_debug("Invalid cpu filter fd\n"); return -1; @@ -165,8 +165,8 @@ static int setup_filters(struct perf_kwork *kwork) } nr_cpus = libbpf_num_possible_cpus(); - for (i = 0; i < perf_cpu_map__nr(map); i++) { - struct perf_cpu cpu = perf_cpu_map__cpu(map, i); + perf_cpu_map__for_each_cpu(cpu, idx, map) { + u8 val = 1; if (cpu.cpu >= nr_cpus) { perf_cpu_map__put(map); @@ -181,6 +181,8 @@ static int setup_filters(struct perf_kwork *kwork) } if (kwork->profile_name != NULL) { + int key, fd; + if (strlen(kwork->profile_name) >= MAX_KWORKNAME) { pr_err("Requested name filter %s too large, limit to %d\n", kwork->profile_name, MAX_KWORKNAME - 1); |