diff --git a/libc/kernel/uapi/linux/fs.h b/libc/kernel/uapi/linux/fs.h
index 6407f71..3d5db99 100644
--- a/libc/kernel/uapi/linux/fs.h
+++ b/libc/kernel/uapi/linux/fs.h
@@ -119,160 +119,163 @@
 #define MS_I_VERSION (1 << 23)
 #define MS_STRICTATIME (1 << 24)
 #define MS_LAZYTIME (1 << 25)
-#define MS_NOSEC (1 << 28)
+#define MS_NOREMOTELOCK (1 << 27)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define MS_NOSEC (1 << 28)
 #define MS_BORN (1 << 29)
 #define MS_ACTIVE (1 << 30)
 #define MS_NOUSER (1 << 31)
-#define MS_RMT_MASK (MS_RDONLY | MS_SYNCHRONOUS | MS_MANDLOCK | MS_I_VERSION | MS_LAZYTIME)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define MS_RMT_MASK (MS_RDONLY | MS_SYNCHRONOUS | MS_MANDLOCK | MS_I_VERSION | MS_LAZYTIME)
 #define MS_MGC_VAL 0xC0ED0000
 #define MS_MGC_MSK 0xffff0000
 struct fsxattr {
-  __u32 fsx_xflags;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u32 fsx_xflags;
   __u32 fsx_extsize;
   __u32 fsx_nextents;
   __u32 fsx_projid;
-  unsigned char fsx_pad[12];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u32 fsx_cowextsize;
+  unsigned char fsx_pad[8];
 };
 #define FS_XFLAG_REALTIME 0x00000001
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_PREALLOC 0x00000002
 #define FS_XFLAG_IMMUTABLE 0x00000008
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_APPEND 0x00000010
 #define FS_XFLAG_SYNC 0x00000020
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_NOATIME 0x00000040
 #define FS_XFLAG_NODUMP 0x00000080
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_RTINHERIT 0x00000100
 #define FS_XFLAG_PROJINHERIT 0x00000200
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_NOSYMLINKS 0x00000400
 #define FS_XFLAG_EXTSIZE 0x00000800
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_EXTSZINHERIT 0x00001000
 #define FS_XFLAG_NODEFRAG 0x00002000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_XFLAG_FILESTREAM 0x00004000
 #define FS_XFLAG_DAX 0x00008000
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define FS_XFLAG_COWEXTSIZE 0x00010000
 #define FS_XFLAG_HASATTR 0x80000000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKROSET _IO(0x12, 93)
 #define BLKROGET _IO(0x12, 94)
 #define BLKRRPART _IO(0x12, 95)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKGETSIZE _IO(0x12, 96)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKFLSBUF _IO(0x12, 97)
 #define BLKRASET _IO(0x12, 98)
 #define BLKRAGET _IO(0x12, 99)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKFRASET _IO(0x12, 100)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKFRAGET _IO(0x12, 101)
 #define BLKSECTSET _IO(0x12, 102)
 #define BLKSECTGET _IO(0x12, 103)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKSSZGET _IO(0x12, 104)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKBSZGET _IOR(0x12, 112, size_t)
 #define BLKBSZSET _IOW(0x12, 113, size_t)
 #define BLKGETSIZE64 _IOR(0x12, 114, size_t)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKTRACESETUP _IOWR(0x12, 115, struct blk_user_trace_setup)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKTRACESTART _IO(0x12, 116)
 #define BLKTRACESTOP _IO(0x12, 117)
 #define BLKTRACETEARDOWN _IO(0x12, 118)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKDISCARD _IO(0x12, 119)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKIOMIN _IO(0x12, 120)
 #define BLKIOOPT _IO(0x12, 121)
 #define BLKALIGNOFF _IO(0x12, 122)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKPBSZGET _IO(0x12, 123)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKDISCARDZEROES _IO(0x12, 124)
 #define BLKSECDISCARD _IO(0x12, 125)
 #define BLKROTATIONAL _IO(0x12, 126)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BLKZEROOUT _IO(0x12, 127)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define BMAP_IOCTL 1
 #define FIBMAP _IO(0x00, 1)
 #define FIGETBSZ _IO(0x00, 2)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FIFREEZE _IOWR('X', 119, int)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FITHAW _IOWR('X', 120, int)
 #define FITRIM _IOWR('X', 121, struct fstrim_range)
 #define FICLONE _IOW(0x94, 9, int)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FICLONERANGE _IOW(0x94, 13, struct file_clone_range)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FIDEDUPERANGE _IOWR(0x94, 54, struct file_dedupe_range)
 #define FS_IOC_GETFLAGS _IOR('f', 1, long)
 #define FS_IOC_SETFLAGS _IOW('f', 2, long)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC_GETVERSION _IOR('v', 1, long)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC_SETVERSION _IOW('v', 2, long)
 #define FS_IOC_FIEMAP _IOWR('f', 11, struct fiemap)
 #define FS_IOC32_GETFLAGS _IOR('f', 1, int)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC32_SETFLAGS _IOW('f', 2, int)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC32_GETVERSION _IOR('v', 1, int)
 #define FS_IOC32_SETVERSION _IOW('v', 2, int)
 #define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_KEY_DESCRIPTOR_SIZE 8
 struct fscrypt_policy {
   __u8 version;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   __u8 contents_encryption_mode;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   __u8 filenames_encryption_mode;
   __u8 flags;
   __u8 master_key_descriptor[FS_KEY_DESCRIPTOR_SIZE];
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } __packed;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IOC_SET_ENCRYPTION_POLICY _IOR('f', 19, struct fscrypt_policy)
 #define FS_IOC_GET_ENCRYPTION_PWSALT _IOW('f', 20, __u8[16])
 #define FS_IOC_GET_ENCRYPTION_POLICY _IOW('f', 21, struct fscrypt_policy)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_SECRM_FL 0x00000001
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_UNRM_FL 0x00000002
 #define FS_COMPR_FL 0x00000004
 #define FS_SYNC_FL 0x00000008
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_IMMUTABLE_FL 0x00000010
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_APPEND_FL 0x00000020
 #define FS_NODUMP_FL 0x00000040
 #define FS_NOATIME_FL 0x00000080
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_DIRTY_FL 0x00000100
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_COMPRBLK_FL 0x00000200
 #define FS_NOCOMP_FL 0x00000400
 #define FS_ENCRYPT_FL 0x00000800
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_BTREE_FL 0x00001000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_INDEX_FL 0x00001000
 #define FS_IMAGIC_FL 0x00002000
 #define FS_JOURNAL_DATA_FL 0x00004000
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_NOTAIL_FL 0x00008000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_DIRSYNC_FL 0x00010000
 #define FS_TOPDIR_FL 0x00020000
 #define FS_HUGE_FILE_FL 0x00040000
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_EXTENT_FL 0x00080000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_EA_INODE_FL 0x00200000
 #define FS_EOFBLOCKS_FL 0x00400000
 #define FS_NOCOW_FL 0x00800000
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_INLINE_DATA_FL 0x10000000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_PROJINHERIT_FL 0x20000000
 #define FS_RESERVED_FL 0x80000000
 #define FS_FL_USER_VISIBLE 0x0003DFFF
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FS_FL_USER_MODIFIABLE 0x000380FF
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SYNC_FILE_RANGE_WAIT_BEFORE 1
 #define SYNC_FILE_RANGE_WRITE 2
 #define SYNC_FILE_RANGE_WAIT_AFTER 4
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RWF_HIPRI 0x00000001
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RWF_DSYNC 0x00000002
 #define RWF_SYNC 0x00000004
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */