2997 	size_t iosize;  in __do_readpage()  local
3018 			iosize = PAGE_CACHE_SIZE - zero_offset;  in __do_readpage()
3020 			memset(userpage + zero_offset, 0, iosize);  in __do_readpage()
3033 			iosize = PAGE_CACHE_SIZE - pg_offset;  in __do_readpage()
3035 			memset(userpage + pg_offset, 0, iosize);  in __do_readpage()
3038 			set_extent_uptodate(tree, cur, cur + iosize - 1,  in __do_readpage()
3042 						     cur + iosize - 1,  in __do_readpage()
3064 		iosize = min(extent_map_end(em) - cur, end - cur + 1);  in __do_readpage()
3066 		iosize = ALIGN(iosize, blocksize);  in __do_readpage()
3072 			disk_io_size = iosize;  in __do_readpage()
3130 			memset(userpage + pg_offset, 0, iosize);  in __do_readpage()
3134 			set_extent_uptodate(tree, cur, cur + iosize - 1,  in __do_readpage()
3140 						     cur + iosize - 1,  in __do_readpage()
3142 			cur = cur + iosize;  in __do_readpage()
3143 			pg_offset += iosize;  in __do_readpage()
3151 				unlock_extent(tree, cur, cur + iosize - 1);  in __do_readpage()
3152 			cur = cur + iosize;  in __do_readpage()
3153 			pg_offset += iosize;  in __do_readpage()
3162 				unlock_extent(tree, cur, cur + iosize - 1);  in __do_readpage()
3163 			cur = cur + iosize;  in __do_readpage()
3164 			pg_offset += iosize;  in __do_readpage()
3182 				unlock_extent(tree, cur, cur + iosize - 1);  in __do_readpage()
3184 		cur = cur + iosize;  in __do_readpage()
3185 		pg_offset += iosize;  in __do_readpage()
3449 	u64 iosize;  in __extent_writepage_io()  local
3513 		iosize = min(em_end - cur, end - cur + 1);  in __extent_writepage_io()
3514 		iosize = ALIGN(iosize, blocksize);  in __extent_writepage_io()
3535 							 cur + iosize - 1,  in __extent_writepage_io()
3545 			cur += iosize;  in __extent_writepage_io()
3546 			pg_offset += iosize;  in __extent_writepage_io()
3552 						cur + iosize - 1);  in __extent_writepage_io()
3561 			set_range_writeback(tree, cur, cur + iosize - 1);  in __extent_writepage_io()
3569 						 sector, iosize, pg_offset,  in __extent_writepage_io()
3576 		cur = cur + iosize;  in __extent_writepage_io()
3577 		pg_offset += iosize;  in __extent_writepage_io()