11538 				      struct perf_cpu_buf *cpu_buf)  in perf_buffer__free_cpu_buf()  argument
11540 	if (!cpu_buf)  in perf_buffer__free_cpu_buf()
11542 	if (cpu_buf->base &&  in perf_buffer__free_cpu_buf()
11543 	    munmap(cpu_buf->base, pb->mmap_size + pb->page_size))  in perf_buffer__free_cpu_buf()
11544 		pr_warn("failed to munmap cpu_buf #%d\n", cpu_buf->cpu);  in perf_buffer__free_cpu_buf()
11545 	if (cpu_buf->fd >= 0) {  in perf_buffer__free_cpu_buf()
11546 		ioctl(cpu_buf->fd, PERF_EVENT_IOC_DISABLE, 0);  in perf_buffer__free_cpu_buf()
11547 		close(cpu_buf->fd);  in perf_buffer__free_cpu_buf()
11549 	free(cpu_buf->buf);  in perf_buffer__free_cpu_buf()
11550 	free(cpu_buf);  in perf_buffer__free_cpu_buf()
11561 			struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__free()  local
11563 			if (!cpu_buf)  in perf_buffer__free()
11566 			bpf_map_delete_elem(pb->map_fd, &cpu_buf->map_key);  in perf_buffer__free()
11567 			perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__free()
11581 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__open_cpu_buf()  local
11585 	cpu_buf = calloc(1, sizeof(*cpu_buf));  in perf_buffer__open_cpu_buf()
11586 	if (!cpu_buf)  in perf_buffer__open_cpu_buf()
11589 	cpu_buf->pb = pb;  in perf_buffer__open_cpu_buf()
11590 	cpu_buf->cpu = cpu;  in perf_buffer__open_cpu_buf()
11591 	cpu_buf->map_key = map_key;  in perf_buffer__open_cpu_buf()
11593 	cpu_buf->fd = syscall(__NR_perf_event_open, attr, -1 /* pid */, cpu,  in perf_buffer__open_cpu_buf()
11595 	if (cpu_buf->fd < 0) {  in perf_buffer__open_cpu_buf()
11602 	cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size,  in perf_buffer__open_cpu_buf()
11604 			     cpu_buf->fd, 0);  in perf_buffer__open_cpu_buf()
11605 	if (cpu_buf->base == MAP_FAILED) {  in perf_buffer__open_cpu_buf()
11606 		cpu_buf->base = NULL;  in perf_buffer__open_cpu_buf()
11613 	if (ioctl(cpu_buf->fd, PERF_EVENT_IOC_ENABLE, 0) < 0) {  in perf_buffer__open_cpu_buf()
11620 	return cpu_buf;  in perf_buffer__open_cpu_buf()
11623 	perf_buffer__free_cpu_buf(pb, cpu_buf);  in perf_buffer__open_cpu_buf()
11776 		struct perf_cpu_buf *cpu_buf;  in __perf_buffer__new()  local
11788 		cpu_buf = perf_buffer__open_cpu_buf(pb, p->attr, cpu, map_key);  in __perf_buffer__new()
11789 		if (IS_ERR(cpu_buf)) {  in __perf_buffer__new()
11790 			err = PTR_ERR(cpu_buf);  in __perf_buffer__new()
11794 		pb->cpu_bufs[j] = cpu_buf;  in __perf_buffer__new()
11797 					  &cpu_buf->fd, 0);  in __perf_buffer__new()
11801 				cpu, map_key, cpu_buf->fd,  in __perf_buffer__new()
11807 		pb->events[j].data.ptr = cpu_buf;  in __perf_buffer__new()
11808 		if (epoll_ctl(pb->epoll_fd, EPOLL_CTL_ADD, cpu_buf->fd,  in __perf_buffer__new()
11812 				cpu, cpu_buf->fd,  in __perf_buffer__new()
11846 	struct perf_cpu_buf *cpu_buf = ctx;  in perf_buffer__process_record()  local
11847 	struct perf_buffer *pb = cpu_buf->pb;  in perf_buffer__process_record()
11852 		return pb->event_cb(pb->ctx, cpu_buf->cpu, e);  in perf_buffer__process_record()
11859 			pb->sample_cb(pb->ctx, cpu_buf->cpu, s->data, s->size);  in perf_buffer__process_record()
11866 			pb->lost_cb(pb->ctx, cpu_buf->cpu, s->lost);  in perf_buffer__process_record()
11877 					struct perf_cpu_buf *cpu_buf)  in perf_buffer__process_records()  argument
11881 	ret = perf_event_read_simple(cpu_buf->base, pb->mmap_size,  in perf_buffer__process_records()
11882 				     pb->page_size, &cpu_buf->buf,  in perf_buffer__process_records()
11883 				     &cpu_buf->buf_size,  in perf_buffer__process_records()
11884 				     perf_buffer__process_record, cpu_buf);  in perf_buffer__process_records()
11904 		struct perf_cpu_buf *cpu_buf = pb->events[i].data.ptr;  in perf_buffer__poll()  local
11906 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__poll()
11930 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer_fd()  local
11935 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer_fd()
11936 	if (!cpu_buf)  in perf_buffer__buffer_fd()
11939 	return cpu_buf->fd;  in perf_buffer__buffer_fd()
11944 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__buffer()  local
11949 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__buffer()
11950 	if (!cpu_buf)  in perf_buffer__buffer()
11953 	*buf = cpu_buf->base;  in perf_buffer__buffer()
11968 	struct perf_cpu_buf *cpu_buf;  in perf_buffer__consume_buffer()  local
11973 	cpu_buf = pb->cpu_bufs[buf_idx];  in perf_buffer__consume_buffer()
11974 	if (!cpu_buf)  in perf_buffer__consume_buffer()
11977 	return perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume_buffer()
11985 		struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];  in perf_buffer__consume()  local
11987 		if (!cpu_buf)  in perf_buffer__consume()
11990 		err = perf_buffer__process_records(pb, cpu_buf);  in perf_buffer__consume()