422 	struct buffer_page	*tail_page;  member
498 	struct buffer_page		*tail_page;	/* write to tail */  member
757 	struct buffer_page *tail_page = READ_ONCE(cpu_buffer->tail_page);  in verify_event()  local
766 		if (page == tail_page || WARN_ON_ONCE(stop++ > 100))  in verify_event()
1392 			       struct buffer_page *tail_page,  in rb_tail_page_update()  argument
1422 	if (tail_page == READ_ONCE(cpu_buffer->tail_page)) {  in rb_tail_page_update()
1448 		(void)cmpxchg(&cpu_buffer->tail_page, tail_page, next_page);  in rb_tail_page_update()
1664 	cpu_buffer->tail_page = cpu_buffer->commit_page = cpu_buffer->head_page;  in rb_allocate_cpu_buffer()
1830 	struct list_head *tail_page, *to_remove, *next_page;  in rb_remove_pages()  local
1850 	tail_page = &cpu_buffer->tail_page->list;  in rb_remove_pages()
1856 	if (cpu_buffer->tail_page == cpu_buffer->reader_page)  in rb_remove_pages()
1857 		tail_page = rb_list_head(tail_page->next);  in rb_remove_pages()
1858 	to_remove = tail_page;  in rb_remove_pages()
1876 	tail_page->next = (struct list_head *)((unsigned long)next_page |  in rb_remove_pages()
1879 	next_page->prev = tail_page;  in rb_remove_pages()
2369 		    struct buffer_page *tail_page,  in rb_handle_head_page()  argument
2384 	type = rb_head_page_set_update(cpu_buffer, next_page, tail_page,  in rb_handle_head_page()
2492 		buffer_tail_page = READ_ONCE(cpu_buffer->tail_page);  in rb_handle_head_page()
2497 		if (buffer_tail_page != tail_page &&  in rb_handle_head_page()
2511 					      tail_page,  in rb_handle_head_page()
2525 	struct buffer_page *tail_page = info->tail_page;  in rb_reset_tail()  local
2540 			tail_page->real_end = 0;  in rb_reset_tail()
2542 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2546 	event = __rb_page_index(tail_page, tail);  in rb_reset_tail()
2556 	tail_page->real_end = tail;  in rb_reset_tail()
2576 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2588 	local_sub(length, &tail_page->write);  in rb_reset_tail()
2600 	struct buffer_page *tail_page = info->tail_page;  in rb_move_tail()  local
2606 	next_page = tail_page;  in rb_move_tail()
2634 	if (rb_is_head_page(next_page, &tail_page->list)) {  in rb_move_tail()
2651 						  tail_page,  in rb_move_tail()
2669 				      cpu_buffer->tail_page) &&  in rb_move_tail()
2678 	rb_tail_page_update(cpu_buffer, tail_page, next_page);  in rb_move_tail()
2887 	bpage = READ_ONCE(cpu_buffer->tail_page);  in rb_try_to_discard()
2968 	while (cpu_buffer->commit_page != READ_ONCE(cpu_buffer->tail_page)) {  in rb_set_commit_to_write()
2972 			       rb_is_reader_page(cpu_buffer->tail_page)))  in rb_set_commit_to_write()
2999 	if (unlikely(cpu_buffer->commit_page != READ_ONCE(cpu_buffer->tail_page)))  in rb_set_commit_to_write()
3349 	bpage = info->tail_page->page;  in check_buffer()
3439 	struct buffer_page *tail_page;  in __rb_reserve_next()  local
3445 	tail_page = info->tail_page = READ_ONCE(cpu_buffer->tail_page);  in __rb_reserve_next()
3447  /*A*/	w = local_read(&tail_page->write) & RB_WRITE_MASK;  in __rb_reserve_next()
3476  /*C*/	write = local_add_return(info->length, &tail_page->write);  in __rb_reserve_next()
3538  /*E*/		if (write == (local_read(&tail_page->write) & RB_WRITE_MASK) &&  in __rb_reserve_next()
3569 	event = __rb_page_index(tail_page, tail);  in __rb_reserve_next()
3572 	local_inc(&tail_page->entries);  in __rb_reserve_next()
3579 		tail_page->page->time_stamp = info->ts;  in __rb_reserve_next()
4086 	if (cpu_buffer->tail_page == cpu_buffer->reader_page)  in ring_buffer_oldest_event_ts()
5107 	cpu_buffer->tail_page = cpu_buffer->head_page;  in rb_reset_cpu()