9984 				      struct perf_cpu_buf *cpu_buf)  in perf_buffer__free_cpu_buf()  argument
9986 	if (!cpu_buf)  in perf_buffer__free_cpu_buf()
9988 	if (cpu_buf->base &&  in perf_buffer__free_cpu_buf()
9989 	    munmap(cpu_buf->base, pb->mmap_size + pb->page_size))  in perf_buffer__free_cpu_buf()
9990 		pr_warn("failed to munmap cpu_buf #%d\n", cpu_buf->cpu);  in perf_buffer__free_cpu_buf()
9991 	if (cpu_buf->fd >= 0) {  in perf_buffer__free_cpu_buf()
9992 		ioctl(cpu_buf->fd, PERF_EVENT_IOC_DISABLE, 0);  in perf_buffer__free_cpu_buf()
9993 		close(cpu_buf->fd);  in perf_buffer__free_cpu_buf()
9995 	free(cpu_buf->buf);  in perf_buffer__free_cpu_buf()
9996 	free(cpu_buf);  in perf_buffer__free_cpu_buf()
10007 			struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__free()  local
10009 			if (!cpu_buf)  in perf_buffer__free()
10012 			bpf_map_delete_elem(pb->map_fd, &cpu_buf->map_key);  in perf_buffer__free()
10013 			perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__free()
10027 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__open_cpu_buf()  local
10031 	cpu_buf = calloc(1, sizeof(*cpu_buf));  in perf_buffer__open_cpu_buf()
10032 	if (!cpu_buf)  in perf_buffer__open_cpu_buf()
10035 	cpu_buf->pb = pb;  in perf_buffer__open_cpu_buf()
10036 	cpu_buf->cpu = cpu;  in perf_buffer__open_cpu_buf()
10037 	cpu_buf->map_key = map_key;  in perf_buffer__open_cpu_buf()
10039 	cpu_buf->fd = syscall(__NR_perf_event_open, attr, -1 /* pid */, cpu,  in perf_buffer__open_cpu_buf()
10041 	if (cpu_buf->fd < 0) {  in perf_buffer__open_cpu_buf()
10048 	cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size,  in perf_buffer__open_cpu_buf()
10050 			     cpu_buf->fd, 0);  in perf_buffer__open_cpu_buf()
10051 	if (cpu_buf->base == MAP_FAILED) {  in perf_buffer__open_cpu_buf()
10052 		cpu_buf->base = NULL;  in perf_buffer__open_cpu_buf()
10059 	if (ioctl(cpu_buf->fd, PERF_EVENT_IOC_ENABLE, 0) < 0) {  in perf_buffer__open_cpu_buf()
10066 	return cpu_buf;  in perf_buffer__open_cpu_buf()
10069 	perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__open_cpu_buf()
10206 		struct perf_cpu_buf *cpu_buf;  in __perf_buffer__new()  local
10218 		cpu_buf = perf_buffer__open_cpu_buf(pb, p->attr, cpu, map_key);  in __perf_buffer__new()
10219 		if (IS_ERR(cpu_buf)) {  in __perf_buffer__new()
10220 			err = PTR_ERR(cpu_buf);  in __perf_buffer__new()
10224 		pb->cpu_bufs[j] = cpu_buf;  in __perf_buffer__new()
10227 					  &cpu_buf->fd, 0);  in __perf_buffer__new()
10231 				cpu, map_key, cpu_buf->fd,  in __perf_buffer__new()
10237 		pb->events[j].data.ptr = cpu_buf;  in __perf_buffer__new()
10238 		if (epoll_ctl(pb->epoll_fd, EPOLL_CTL_ADD, cpu_buf->fd,  in __perf_buffer__new()
10242 				cpu, cpu_buf->fd,  in __perf_buffer__new()
10276 	struct perf_cpu_buf *cpu_buf = ctx;  in perf_buffer__process_record()  local
10277 	struct perf_buffer *pb = cpu_buf->pb;  in perf_buffer__process_record()
10282 		return pb->event_cb(pb->ctx, cpu_buf->cpu, e);  in perf_buffer__process_record()
10289 			pb->sample_cb(pb->ctx, cpu_buf->cpu, s->data, s->size);  in perf_buffer__process_record()
10296 			pb->lost_cb(pb->ctx, cpu_buf->cpu, s->lost);  in perf_buffer__process_record()
10307 					struct perf_cpu_buf *cpu_buf)  in perf_buffer__process_records()  argument
10311 	ret = bpf_perf_event_read_simple(cpu_buf->base, pb->mmap_size,  in perf_buffer__process_records()
10312 					 pb->page_size, &cpu_buf->buf,  in perf_buffer__process_records()
10313 					 &cpu_buf->buf_size,  in perf_buffer__process_records()
10314 					 perf_buffer__process_record, cpu_buf);  in perf_buffer__process_records()
10331 		struct perf_cpu_buf *cpu_buf = pb->events[i].data.ptr;  in perf_buffer__poll()  local
10333 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__poll()
10357 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer_fd()  local
10362 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer_fd()
10363 	if (!cpu_buf)  in perf_buffer__buffer_fd()
10366 	return cpu_buf->fd;  in perf_buffer__buffer_fd()
10379 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__consume_buffer()  local
10384 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__consume_buffer()
10385 	if (!cpu_buf)  in perf_buffer__consume_buffer()
10388 	return perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume_buffer()
10396 		struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__consume()  local
10398 		if (!cpu_buf)  in perf_buffer__consume()
10401 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume()