diff options
Diffstat (limited to 'samples/bpf/trace_output_user.c')
| -rw-r--r-- | samples/bpf/trace_output_user.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/samples/bpf/trace_output_user.c b/samples/bpf/trace_output_user.c index 661a7d052f2cb..f4fa6af22def9 100644 --- a/samples/bpf/trace_output_user.c +++ b/samples/bpf/trace_output_user.c @@ -21,6 +21,7 @@ #include <signal.h> #include "libbpf.h" #include "bpf_load.h" +#include "perf-sys.h" static int pmu_fd; @@ -61,7 +62,7 @@ struct perf_event_sample { char data[]; }; -void perf_event_read(print_fn fn) +static void perf_event_read(print_fn fn) { __u64 data_tail = header->data_tail; __u64 data_head = header->data_head; @@ -159,10 +160,10 @@ static void test_bpf_perf_event(void) }; int key = 0; - pmu_fd = perf_event_open(&attr, -1/*pid*/, 0/*cpu*/, -1/*group_fd*/, 0); + pmu_fd = sys_perf_event_open(&attr, -1/*pid*/, 0/*cpu*/, -1/*group_fd*/, 0); assert(pmu_fd >= 0); - assert(bpf_update_elem(map_fd[0], &key, &pmu_fd, BPF_ANY) == 0); + assert(bpf_map_update_elem(map_fd[0], &key, &pmu_fd, BPF_ANY) == 0); ioctl(pmu_fd, PERF_EVENT_IOC_ENABLE, 0); } |