9903 				      struct perf_cpu_buf *cpu_buf)  in perf_buffer__free_cpu_buf()  argument
9905 	if (!cpu_buf)  in perf_buffer__free_cpu_buf()
9907 	if (cpu_buf->base &&  in perf_buffer__free_cpu_buf()
9908 	    munmap(cpu_buf->base, pb->mmap_size + pb->page_size))  in perf_buffer__free_cpu_buf()
9909 		pr_warn("failed to munmap cpu_buf #%d\n", cpu_buf->cpu);  in perf_buffer__free_cpu_buf()
9910 	if (cpu_buf->fd >= 0) {  in perf_buffer__free_cpu_buf()
9911 		ioctl(cpu_buf->fd, PERF_EVENT_IOC_DISABLE, 0);  in perf_buffer__free_cpu_buf()
9912 		close(cpu_buf->fd);  in perf_buffer__free_cpu_buf()
9914 	free(cpu_buf->buf);  in perf_buffer__free_cpu_buf()
9915 	free(cpu_buf);  in perf_buffer__free_cpu_buf()
9926 			struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__free()  local
9928 			if (!cpu_buf)  in perf_buffer__free()
9931 			bpf_map_delete_elem(pb->map_fd, &cpu_buf->map_key);  in perf_buffer__free()
9932 			perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__free()
9946 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__open_cpu_buf()  local
9950 	cpu_buf = calloc(1, sizeof(*cpu_buf));  in perf_buffer__open_cpu_buf()
9951 	if (!cpu_buf)  in perf_buffer__open_cpu_buf()
9954 	cpu_buf->pb = pb;  in perf_buffer__open_cpu_buf()
9955 	cpu_buf->cpu = cpu;  in perf_buffer__open_cpu_buf()
9956 	cpu_buf->map_key = map_key;  in perf_buffer__open_cpu_buf()
9958 	cpu_buf->fd = syscall(__NR_perf_event_open, attr, -1 /* pid */, cpu,  in perf_buffer__open_cpu_buf()
9960 	if (cpu_buf->fd < 0) {  in perf_buffer__open_cpu_buf()
9967 	cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size,  in perf_buffer__open_cpu_buf()
9969 			     cpu_buf->fd, 0);  in perf_buffer__open_cpu_buf()
9970 	if (cpu_buf->base == MAP_FAILED) {  in perf_buffer__open_cpu_buf()
9971 		cpu_buf->base = NULL;  in perf_buffer__open_cpu_buf()
9978 	if (ioctl(cpu_buf->fd, PERF_EVENT_IOC_ENABLE, 0) < 0) {  in perf_buffer__open_cpu_buf()
9985 	return cpu_buf;  in perf_buffer__open_cpu_buf()
9988 	perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__open_cpu_buf()
10125 		struct perf_cpu_buf *cpu_buf;  in __perf_buffer__new()  local
10137 		cpu_buf = perf_buffer__open_cpu_buf(pb, p->attr, cpu, map_key);  in __perf_buffer__new()
10138 		if (IS_ERR(cpu_buf)) {  in __perf_buffer__new()
10139 			err = PTR_ERR(cpu_buf);  in __perf_buffer__new()
10143 		pb->cpu_bufs[j] = cpu_buf;  in __perf_buffer__new()
10146 					  &cpu_buf->fd, 0);  in __perf_buffer__new()
10150 				cpu, map_key, cpu_buf->fd,  in __perf_buffer__new()
10156 		pb->events[j].data.ptr = cpu_buf;  in __perf_buffer__new()
10157 		if (epoll_ctl(pb->epoll_fd, EPOLL_CTL_ADD, cpu_buf->fd,  in __perf_buffer__new()
10161 				cpu, cpu_buf->fd,  in __perf_buffer__new()
10195 	struct perf_cpu_buf *cpu_buf = ctx;  in perf_buffer__process_record()  local
10196 	struct perf_buffer *pb = cpu_buf->pb;  in perf_buffer__process_record()
10201 		return pb->event_cb(pb->ctx, cpu_buf->cpu, e);  in perf_buffer__process_record()
10208 			pb->sample_cb(pb->ctx, cpu_buf->cpu, s->data, s->size);  in perf_buffer__process_record()
10215 			pb->lost_cb(pb->ctx, cpu_buf->cpu, s->lost);  in perf_buffer__process_record()
10226 					struct perf_cpu_buf *cpu_buf)  in perf_buffer__process_records()  argument
10230 	ret = bpf_perf_event_read_simple(cpu_buf->base, pb->mmap_size,  in perf_buffer__process_records()
10231 					 pb->page_size, &cpu_buf->buf,  in perf_buffer__process_records()
10232 					 &cpu_buf->buf_size,  in perf_buffer__process_records()
10233 					 perf_buffer__process_record, cpu_buf);  in perf_buffer__process_records()
10250 		struct perf_cpu_buf *cpu_buf = pb->events[i].data.ptr;  in perf_buffer__poll()  local
10252 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__poll()
10276 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer_fd()  local
10281 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer_fd()
10282 	if (!cpu_buf)  in perf_buffer__buffer_fd()
10285 	return cpu_buf->fd;  in perf_buffer__buffer_fd()
10298 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__consume_buffer()  local
10303 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__consume_buffer()
10304 	if (!cpu_buf)  in perf_buffer__consume_buffer()
10307 	return perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume_buffer()
10315 		struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__consume()  local
10317 		if (!cpu_buf)  in perf_buffer__consume()
10320 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume()