3998 	struct buffer_page *reader = cpu_buffer->reader_page;  in rb_per_cpu_empty()  local
4007 	if (reader->read != rb_page_commit(reader))  in rb_per_cpu_empty()
4014 	if (commit == reader)  in rb_per_cpu_empty()
4440 	struct buffer_page *reader;  in ring_buffer_iter_empty()  local
4449 	reader = cpu_buffer->reader_page;  in ring_buffer_iter_empty()
4475 		(iter->head_page == reader && commit_page == head_page &&  in ring_buffer_iter_empty()
4546 	struct buffer_page *reader = NULL;  in rb_get_reader_page()  local
4563 		reader = NULL;  in rb_get_reader_page()
4567 	reader = cpu_buffer->reader_page;  in rb_get_reader_page()
4570 	if (cpu_buffer->reader_page->read < rb_page_size(reader))  in rb_get_reader_page()
4575 		       cpu_buffer->reader_page->read > rb_page_size(reader)))  in rb_get_reader_page()
4579 	reader = NULL;  in rb_get_reader_page()
4599 	reader = rb_set_head_page(cpu_buffer);  in rb_get_reader_page()
4600 	if (!reader)  in rb_get_reader_page()
4602 	cpu_buffer->reader_page->list.next = rb_list_head(reader->list.next);  in rb_get_reader_page()
4603 	cpu_buffer->reader_page->list.prev = reader->list.prev;  in rb_get_reader_page()
4610 	cpu_buffer->pages = reader->list.prev;  in rb_get_reader_page()
4638 	ret = rb_head_page_replace(reader, cpu_buffer->reader_page);  in rb_get_reader_page()
4651 	rb_list_head(reader->list.next)->prev = &cpu_buffer->reader_page->list;  in rb_get_reader_page()
4657 	cpu_buffer->reader_page = reader;  in rb_get_reader_page()
4669 	if (reader && reader->read == 0)  in rb_get_reader_page()
4670 		cpu_buffer->read_stamp = reader->page->time_stamp;  in rb_get_reader_page()
4682 		if (likely(!reader || rb_page_write(reader) <= BUF_PAGE_SIZE))  in rb_get_reader_page()
4693 		reader = NULL;  in rb_get_reader_page()
4702 	return reader;  in rb_get_reader_page()
4708 	struct buffer_page *reader;  in rb_advance_reader()  local
4711 	reader = rb_get_reader_page(cpu_buffer);  in rb_advance_reader()
4714 	if (RB_WARN_ON(cpu_buffer, !reader))  in rb_advance_reader()
4767 	struct buffer_page *reader;  in rb_buffer_peek()  local
4782 	reader = rb_get_reader_page(cpu_buffer);  in rb_buffer_peek()
4783 	if (!reader)  in rb_buffer_peek()
4810 			*ts = rb_fix_abs_ts(*ts, reader->page->time_stamp);  in rb_buffer_peek()
5677 	struct buffer_page *reader;  in ring_buffer_read_page()  local
5706 	reader = rb_get_reader_page(cpu_buffer);  in ring_buffer_read_page()
5707 	if (!reader)  in ring_buffer_read_page()
5712 	read = reader->read;  in ring_buffer_read_page()
5713 	commit = rb_page_commit(reader);  in ring_buffer_read_page()
5769 			rpos = reader->read;  in ring_buffer_read_page()
5788 		cpu_buffer->read += rb_page_entries(reader);  in ring_buffer_read_page()
5793 		bpage = reader->page;  in ring_buffer_read_page()
5794 		reader->page = *data_page;  in ring_buffer_read_page()
5795 		local_set(&reader->write, 0);  in ring_buffer_read_page()
5796 		local_set(&reader->entries, 0);  in ring_buffer_read_page()
5797 		reader->read = 0;  in ring_buffer_read_page()
5805 		if (reader->real_end)  in ring_buffer_read_page()
5806 			local_set(&bpage->commit, reader->real_end);  in ring_buffer_read_page()