Lines Matching defs:checksum
192 * @oldchecksum: previous checksum of the page at that virtual address
1088 u32 checksum;
1090 checksum = xxhash(addr, PAGE_SIZE, 0);
1092 return checksum;
2108 * if not, compare checksum to previous and if it's the same, see if page can
2122 unsigned int checksum;
2180 checksum = calc_checksum(page);
2181 if (rmap_item->oldchecksum != checksum) {
2182 rmap_item->oldchecksum = checksum;
2187 * Same checksum as an empty page. We attempt to merge it with the
2190 if (ksm_use_zero_pages && (checksum == zero_checksum)) {