return true;
}
+/*
+ * Pack runs in MFT record.
+ * If failed record is not changed.
+ */
int mi_pack_runs(struct mft_inode *mi, struct ATTRIB *attr,
struct runs_tree *run, CLST len)
{
* https://docs.microsoft.com/en-us/windows/wsl/file-permissions
* It stores uid/gid/mode/dev in xattr
*
+ * ntfs allows up to 2^64 clusters per volume.
+ * It means you should use 64 bits lcn to operate with ntfs.
+ * Implementation of ntfs.sys uses only 32 bits lcn.
+ * Default ntfs3 uses 32 bits lcn too.
+ * ntfs3 built with CONFIG_NTFS3_64BIT_CLUSTER (ntfs3_64) uses 64 bits per lcn.
+ *
+ *
+ * ntfs limits, cluster size is 4K (2^12)
+ * -----------------------------------------------------------------------------
+ * | Volume size | Clusters | ntfs.sys | ntfs3 | ntfs3_64 | mkntfs | chkdsk |
+ * -----------------------------------------------------------------------------
+ * | < 16T, 2^44 | < 2^32 | yes | yes | yes | yes | yes |
+ * | > 16T, 2^44 | > 2^32 | no | no | yes | yes | yes |
+ * ----------------------------------------------------------|------------------
+ *
+ * To mount large volumes as ntfs one should use large cluster size (up to 2M)
+ * The maximum volume size in this case is 2^32 * 2^21 = 2^53 = 8P
+ *
+ * ntfs limits, cluster size is 2M (2^31)
+ * -----------------------------------------------------------------------------
+ * | < 8P, 2^54 | < 2^32 | yes | yes | yes | yes | yes |
+ * | > 8P, 2^54 | > 2^32 | no | no | yes | yes | yes |
+ * ----------------------------------------------------------|------------------
+ *
*/
#include <linux/blkdev.h>