1883 	unsigned int block_start, block_end;  in page_zero_new_buffers()  local
1893 		block_end = block_start + bh->b_size;  in page_zero_new_buffers()
1896 			if (block_end > from && block_start < to) {  in page_zero_new_buffers()
1901 					size = min(to, block_end) - start;  in page_zero_new_buffers()
1912 		block_start = block_end;  in page_zero_new_buffers()
1979 	unsigned block_start, block_end;  in __block_write_begin_int()  local
1997 	    block++, block_start=block_end, bh = bh->b_this_page) {  in __block_write_begin_int()
1998 		block_end = block_start + blocksize;  in __block_write_begin_int()
1999 		if (block_end <= from || block_start >= to) {  in __block_write_begin_int()
2026 				if (block_end > to || block_start < from)  in __block_write_begin_int()
2028 						to, block_end,  in __block_write_begin_int()
2040 		     (block_start < from || block_end > to)) {  in __block_write_begin_int()
2068 	unsigned block_start, block_end;  in __block_commit_write()  local
2078 		block_end = block_start + blocksize;  in __block_commit_write()
2079 		if (block_end <= from || block_start >= to) {  in __block_commit_write()
2088 		block_start = block_end;  in __block_commit_write()
2217 	unsigned block_start, block_end, blocksize;  in block_is_partially_uptodate()  local
2235 		block_end = block_start + blocksize;  in block_is_partially_uptodate()
2236 		if (block_end > from && block_start < to) {  in block_is_partially_uptodate()
2241 			if (block_end >= to)  in block_is_partially_uptodate()
2244 		block_start = block_end;  in block_is_partially_uptodate()
2590 	unsigned block_start, block_end;  in nobh_write_begin()  local
2643 		block_end = block_start + blocksize;  in nobh_write_begin()
2662 							to, block_end);  in nobh_write_begin()
2667 		if (block_start < from || block_end > to) {  in nobh_write_begin()