468 	struct buffer_page		*tail_page;	/* write to tail */  member
1032 			       struct buffer_page *tail_page,  in rb_tail_page_update()  argument
1063 	if (tail_page == cpu_buffer->tail_page) {  in rb_tail_page_update()
1088 		old_tail = cmpxchg(&cpu_buffer->tail_page,  in rb_tail_page_update()
1089 				   tail_page, next_page);  in rb_tail_page_update()
1091 		if (old_tail == tail_page)  in rb_tail_page_update()
1275 	cpu_buffer->tail_page = cpu_buffer->commit_page = cpu_buffer->head_page;  in rb_allocate_cpu_buffer()
1459 	struct list_head *tail_page, *to_remove, *next_page;  in rb_remove_pages()  local
1479 	tail_page = &cpu_buffer->tail_page->list;  in rb_remove_pages()
1485 	if (cpu_buffer->tail_page == cpu_buffer->reader_page)  in rb_remove_pages()
1486 		tail_page = rb_list_head(tail_page->next);  in rb_remove_pages()
1487 	to_remove = tail_page;  in rb_remove_pages()
1505 	tail_page->next = (struct list_head *)((unsigned long)next_page |  in rb_remove_pages()
1508 	next_page->prev = tail_page;  in rb_remove_pages()
1944 	while (cpu_buffer->commit_page != cpu_buffer->tail_page) {  in rb_set_commit_to_write()
1948 			       rb_is_reader_page(cpu_buffer->tail_page)))  in rb_set_commit_to_write()
1977 	if (unlikely(cpu_buffer->commit_page != cpu_buffer->tail_page))  in rb_set_commit_to_write()
2073 		    struct buffer_page *tail_page,  in rb_handle_head_page()  argument
2088 	type = rb_head_page_set_update(cpu_buffer, next_page, tail_page,  in rb_handle_head_page()
2198 		if (cpu_buffer->tail_page != tail_page &&  in rb_handle_head_page()
2199 		    cpu_buffer->tail_page != next_page)  in rb_handle_head_page()
2212 					      tail_page,  in rb_handle_head_page()
2241 	      struct buffer_page *tail_page,  in rb_reset_tail()  argument
2257 			tail_page->real_end = 0;  in rb_reset_tail()
2259 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2263 	event = __rb_page_index(tail_page, tail);  in rb_reset_tail()
2274 	tail_page->real_end = tail;  in rb_reset_tail()
2294 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2306 	local_sub(length, &tail_page->write);  in rb_reset_tail()
2315 	     struct buffer_page *tail_page, u64 ts)  in rb_move_tail()  argument
2322 	next_page = tail_page;  in rb_move_tail()
2350 	if (rb_is_head_page(cpu_buffer, next_page, &tail_page->list)) {  in rb_move_tail()
2367 						  tail_page,  in rb_move_tail()
2385 				      cpu_buffer->tail_page) &&  in rb_move_tail()
2394 	ret = rb_tail_page_update(cpu_buffer, tail_page, next_page);  in rb_move_tail()
2406 	rb_reset_tail(cpu_buffer, tail_page, tail, length);  in rb_move_tail()
2413 	rb_reset_tail(cpu_buffer, tail_page, tail, length);  in rb_move_tail()
2423 	struct buffer_page *tail_page;  in __rb_reserve_next()  local
2435 	tail_page = cpu_buffer->tail_page;  in __rb_reserve_next()
2436 	write = local_add_return(length, &tail_page->write);  in __rb_reserve_next()
2452 				    tail_page, ts);  in __rb_reserve_next()
2456 	event = __rb_page_index(tail_page, tail);  in __rb_reserve_next()
2460 	local_inc(&tail_page->entries);  in __rb_reserve_next()
2467 		tail_page->page->time_stamp = ts;  in __rb_reserve_next()
2489 	bpage = cpu_buffer->tail_page;  in rb_try_to_discard()
3222 	if (cpu_buffer->tail_page == cpu_buffer->reader_page)  in ring_buffer_oldest_event_ts()
4179 	cpu_buffer->tail_page = cpu_buffer->head_page;  in rb_reset_cpu()