Lines Matching refs:cow_start
1969 u64 cow_start = (u64)-1;
2108 if (cow_start == (u64)-1)
2109 cow_start = cur_offset;
2120 * COW range from cow_start to found_key.offset - 1. As the key
2124 if (cow_start != (u64)-1) {
2126 cow_start, found_key.offset - 1);
2127 cow_start = (u64)-1;
2201 if (cur_offset <= end && cow_start == (u64)-1)
2202 cow_start = cur_offset;
2204 if (cow_start != (u64)-1) {
2206 ret = fallback_to_cow(inode, locked_page, cow_start, end);
2207 cow_start = (u64)-1;
2218 * needs to be reset to cow_start to ensure the COW region is unlocked
2221 if (cow_start != (u64)-1)
2222 cur_offset = cow_start;