Lines Matching defs:nocow
1462 bool nocow = false;
1488 nocow = false;
1590 * nocow. This is the same check as in
1651 nocow = true;
1666 * If nocow is false then record the beginning of the range
1669 if (!nocow) {
1730 if (nocow)
1732 nocow = false;
1777 if (nocow)
4600 /* For nocow case, no need to reserve data space */
6993 * Check if we can do nocow write into the range [@offset, @offset + @len)
6996 * @len: The length to write, will be updated to the nocow writeable
7005 * nocow checks for (nowait == false) case.
7008 * >0 and update @len if we can do nocow write
7009 * 0 if we can't do nocow write
7033 bool nocow = (BTRFS_I(inode)->flags & BTRFS_INODE_NODATACOW);
7075 if (!nocow && found_type == BTRFS_FILE_EXTENT_REG)
7112 if (!nocow && found_type == BTRFS_FILE_EXTENT_PREALLOC) {