140 map_buffer_to_page(struct page *page, struct buffer_head *bh, int page_block)   in map_buffer_to_page()  argument
161 		if (block == page_block) {  in map_buffer_to_page()
204 	unsigned page_block;  in do_mpage_readpage()  local
230 	page_block = 0;  in do_mpage_readpage()
247 			if (page_block == blocks_per_page)  in do_mpage_readpage()
249 			blocks[page_block] = map_bh->b_blocknr + map_offset +  in do_mpage_readpage()
251 			page_block++;  in do_mpage_readpage()
261 	while (page_block < blocks_per_page) {  in do_mpage_readpage()
275 				first_hole = page_block;  in do_mpage_readpage()
276 			page_block++;  in do_mpage_readpage()
288 			map_buffer_to_page(page, map_bh, page_block);  in do_mpage_readpage()
296 		if (page_block && blocks[page_block-1] != map_bh->b_blocknr-1)  in do_mpage_readpage()
303 			} else if (page_block == blocks_per_page)  in do_mpage_readpage()
305 			blocks[page_block] = map_bh->b_blocknr+relative_block;  in do_mpage_readpage()
306 			page_block++;  in do_mpage_readpage()
529 	unsigned page_block;  in __mpage_writepage()  local
546 		page_block = 0;  in __mpage_writepage()
557 					first_unmapped = page_block;  in __mpage_writepage()
566 			if (page_block) {  in __mpage_writepage()
567 				if (bh->b_blocknr != blocks[page_block-1] + 1)  in __mpage_writepage()
570 			blocks[page_block++] = bh->b_blocknr;  in __mpage_writepage()
598 	for (page_block = 0; page_block < blocks_per_page; ) {  in __mpage_writepage()
610 		if (page_block) {  in __mpage_writepage()
611 			if (map_bh.b_blocknr != blocks[page_block-1] + 1)  in __mpage_writepage()
614 		blocks[page_block++] = map_bh.b_blocknr;  in __mpage_writepage()
621 	BUG_ON(page_block == 0);  in __mpage_writepage()
623 	first_unmapped = page_block;  in __mpage_writepage()