13148 				      struct perf_cpu_buf *cpu_buf)  in perf_buffer__free_cpu_buf()  argument
13150 	if (!cpu_buf)  in perf_buffer__free_cpu_buf()
13152 	if (cpu_buf->base &&  in perf_buffer__free_cpu_buf()
13153 	    munmap(cpu_buf->base, pb->mmap_size + pb->page_size))  in perf_buffer__free_cpu_buf()
13154 		pr_warn("failed to munmap cpu_buf #%d\n", cpu_buf->cpu);  in perf_buffer__free_cpu_buf()
13155 	if (cpu_buf->fd >= 0) {  in perf_buffer__free_cpu_buf()
13156 		ioctl(cpu_buf->fd, PERF_EVENT_IOC_DISABLE, 0);  in perf_buffer__free_cpu_buf()
13157 		close(cpu_buf->fd);  in perf_buffer__free_cpu_buf()
13159 	free(cpu_buf->buf);  in perf_buffer__free_cpu_buf()
13160 	free(cpu_buf);  in perf_buffer__free_cpu_buf()
13171 			struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__free()  local
13173 			if (!cpu_buf)  in perf_buffer__free()
13176 			bpf_map_delete_elem(pb->map_fd, &cpu_buf->map_key);  in perf_buffer__free()
13177 			perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__free()
13191 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__open_cpu_buf()  local
13195 	cpu_buf = calloc(1, sizeof(*cpu_buf));  in perf_buffer__open_cpu_buf()
13196 	if (!cpu_buf)  in perf_buffer__open_cpu_buf()
13199 	cpu_buf->pb = pb;  in perf_buffer__open_cpu_buf()
13200 	cpu_buf->cpu = cpu;  in perf_buffer__open_cpu_buf()
13201 	cpu_buf->map_key = map_key;  in perf_buffer__open_cpu_buf()
13203 	cpu_buf->fd = syscall(__NR_perf_event_open, attr, -1 /* pid */, cpu,  in perf_buffer__open_cpu_buf()
13205 	if (cpu_buf->fd < 0) {  in perf_buffer__open_cpu_buf()
13212 	cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size,  in perf_buffer__open_cpu_buf()
13214 			     cpu_buf->fd, 0);  in perf_buffer__open_cpu_buf()
13215 	if (cpu_buf->base == MAP_FAILED) {  in perf_buffer__open_cpu_buf()
13216 		cpu_buf->base = NULL;  in perf_buffer__open_cpu_buf()
13223 	if (ioctl(cpu_buf->fd, PERF_EVENT_IOC_ENABLE, 0) < 0) {  in perf_buffer__open_cpu_buf()
13230 	return cpu_buf;  in perf_buffer__open_cpu_buf()
13233 	perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__open_cpu_buf()
13390 		struct perf_cpu_buf *cpu_buf;  in __perf_buffer__new()  local
13402 		cpu_buf = perf_buffer__open_cpu_buf(pb, p->attr, cpu, map_key);  in __perf_buffer__new()
13403 		if (IS_ERR(cpu_buf)) {  in __perf_buffer__new()
13404 			err = PTR_ERR(cpu_buf);  in __perf_buffer__new()
13408 		pb->cpu_bufs[j] = cpu_buf;  in __perf_buffer__new()
13411 					  &cpu_buf->fd, 0);  in __perf_buffer__new()
13415 				cpu, map_key, cpu_buf->fd,  in __perf_buffer__new()
13421 		pb->events[j].data.ptr = cpu_buf;  in __perf_buffer__new()
13422 		if (epoll_ctl(pb->epoll_fd, EPOLL_CTL_ADD, cpu_buf->fd,  in __perf_buffer__new()
13426 				cpu, cpu_buf->fd,  in __perf_buffer__new()
13460 	struct perf_cpu_buf *cpu_buf = ctx;  in perf_buffer__process_record()  local
13461 	struct perf_buffer *pb = cpu_buf->pb;  in perf_buffer__process_record()
13466 		return pb->event_cb(pb->ctx, cpu_buf->cpu, e);  in perf_buffer__process_record()
13473 			pb->sample_cb(pb->ctx, cpu_buf->cpu, s->data, s->size);  in perf_buffer__process_record()
13480 			pb->lost_cb(pb->ctx, cpu_buf->cpu, s->lost);  in perf_buffer__process_record()
13491 					struct perf_cpu_buf *cpu_buf)  in perf_buffer__process_records()  argument
13495 	ret = perf_event_read_simple(cpu_buf->base, pb->mmap_size,  in perf_buffer__process_records()
13496 				     pb->page_size, &cpu_buf->buf,  in perf_buffer__process_records()
13497 				     &cpu_buf->buf_size,  in perf_buffer__process_records()
13498 				     perf_buffer__process_record, cpu_buf);  in perf_buffer__process_records()
13518 		struct perf_cpu_buf *cpu_buf = pb->events[i].data.ptr;  in perf_buffer__poll()  local
13520 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__poll()
13544 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer_fd()  local
13549 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer_fd()
13550 	if (!cpu_buf)  in perf_buffer__buffer_fd()
13553 	return cpu_buf->fd;  in perf_buffer__buffer_fd()
13558 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer()  local
13563 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer()
13564 	if (!cpu_buf)  in perf_buffer__buffer()
13567 	*buf = cpu_buf->base;  in perf_buffer__buffer()
13582 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__consume_buffer()  local
13587 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__consume_buffer()
13588 	if (!cpu_buf)  in perf_buffer__consume_buffer()
13591 	return perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume_buffer()
13599 		struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__consume()  local
13601 		if (!cpu_buf)  in perf_buffer__consume()
13604 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume()