377 #define BUF_PAGE_SIZE (PAGE_SIZE - BUF_PAGE_HDR_SIZE)  macro
380 #define BUF_MAX_DATA_SIZE (BUF_PAGE_SIZE - (sizeof(u32) * 2))
406 			 (unsigned int)BUF_PAGE_SIZE,  in ring_buffer_print_page_header()
1423 	nr_pages = DIV_ROUND_UP(size, BUF_PAGE_SIZE);  in __ring_buffer_alloc()
1615 			local_sub(BUF_PAGE_SIZE, &cpu_buffer->entries_bytes);  in rb_remove_pages()
1760 	nr_pages = DIV_ROUND_UP(size, BUF_PAGE_SIZE);  in ring_buffer_resize()
1766 	size = nr_pages * BUF_PAGE_SIZE;  in ring_buffer_resize()
2042 		local_sub(BUF_PAGE_SIZE, &cpu_buffer->entries_bytes);  in rb_handle_head_page()
2170 	if (tail >= BUF_PAGE_SIZE) {  in rb_reset_tail()
2176 		if (tail == BUF_PAGE_SIZE)  in rb_reset_tail()
2186 	local_add(BUF_PAGE_SIZE - tail, &cpu_buffer->entries_bytes);  in rb_reset_tail()
2206 	if (tail > (BUF_PAGE_SIZE - RB_EVNT_MIN_SIZE)) {  in rb_reset_tail()
2221 	event->array[0] = (BUF_PAGE_SIZE - tail) - RB_EVNT_HDR_SIZE;  in rb_reset_tail()
2230 	length = (tail + length) - BUF_PAGE_SIZE;  in rb_reset_tail()
2921 	if (unlikely(write > BUF_PAGE_SIZE))  in __rb_reserve_next()
3911 		if (likely(!reader || rb_page_write(reader) <= BUF_PAGE_SIZE))  in rb_get_reader_page()
4480 	return BUF_PAGE_SIZE * buffer->buffers[cpu]->nr_pages;  in ring_buffer_size()
4969 		cpu_buffer->read_bytes += BUF_PAGE_SIZE;  in ring_buffer_read_page()
5000 		if (BUF_PAGE_SIZE - commit >= sizeof(missed_events)) {  in ring_buffer_read_page()
5012 	if (commit < BUF_PAGE_SIZE)  in ring_buffer_read_page()
5013 		memset(&bpage->data[commit], 0, BUF_PAGE_SIZE - commit);  in ring_buffer_read_page()