diff --git a/libc/kernel/uapi/linux/quota.h b/libc/kernel/uapi/linux/quota.h
index d5fc707..2c5485f 100644
--- a/libc/kernel/uapi/linux/quota.h
+++ b/libc/kernel/uapi/linux/quota.h
@@ -21,75 +21,85 @@
 #include <linux/errno.h>
 #include <linux/types.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define __DQUOT_VERSION__ "dquot_6.5.2"
-#define MAXQUOTAS 2
+#define __DQUOT_VERSION__ "dquot_6.6.0"
+#define MAXQUOTAS 3
 #define USRQUOTA 0
 #define GRPQUOTA 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define INITQFNAMES { "user", "group", "undefined", \
+#define PRJQUOTA 2
+#define INITQFNAMES { "user", "group", "project", "undefined", \
 };
 #define SUBCMDMASK 0x00ff
 #define SUBCMDSHIFT 8
-#define QCMD(cmd,type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define QCMD(cmd,type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
 #define Q_SYNC 0x800001
 #define Q_QUOTAON 0x800002
 #define Q_QUOTAOFF 0x800003
-#define Q_GETFMT 0x800004
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define Q_GETFMT 0x800004
 #define Q_GETINFO 0x800005
 #define Q_SETINFO 0x800006
 #define Q_GETQUOTA 0x800007
-#define Q_SETQUOTA 0x800008
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define Q_SETQUOTA 0x800008
 #define QFMT_VFS_OLD 1
 #define QFMT_VFS_V0 2
 #define QFMT_OCFS2 3
-#define QFMT_VFS_V1 4
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define QFMT_VFS_V1 4
 #define QIF_DQBLKSIZE_BITS 10
 #define QIF_DQBLKSIZE (1 << QIF_DQBLKSIZE_BITS)
 enum {
-  QIF_BLIMITS_B = 0,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  QIF_BLIMITS_B = 0,
   QIF_SPACE_B,
   QIF_ILIMITS_B,
   QIF_INODES_B,
-  QIF_BTIME_B,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  QIF_BTIME_B,
   QIF_ITIME_B,
 };
 #define QIF_BLIMITS (1 << QIF_BLIMITS_B)
-#define QIF_SPACE (1 << QIF_SPACE_B)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define QIF_SPACE (1 << QIF_SPACE_B)
 #define QIF_ILIMITS (1 << QIF_ILIMITS_B)
 #define QIF_INODES (1 << QIF_INODES_B)
 #define QIF_BTIME (1 << QIF_BTIME_B)
-#define QIF_ITIME (1 << QIF_ITIME_B)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define QIF_ITIME (1 << QIF_ITIME_B)
 #define QIF_LIMITS (QIF_BLIMITS | QIF_ILIMITS)
 #define QIF_USAGE (QIF_SPACE | QIF_INODES)
 #define QIF_TIMES (QIF_BTIME | QIF_ITIME)
-#define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES)
 struct if_dqblk {
   __u64 dqb_bhardlimit;
   __u64 dqb_bsoftlimit;
-  __u64 dqb_curspace;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u64 dqb_curspace;
   __u64 dqb_ihardlimit;
   __u64 dqb_isoftlimit;
   __u64 dqb_curinodes;
-  __u64 dqb_btime;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u64 dqb_btime;
   __u64 dqb_itime;
   __u32 dqb_valid;
 };
-#define IIF_BGRACE 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IIF_BGRACE 1
 #define IIF_IGRACE 2
 #define IIF_FLAGS 4
 #define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+enum {
+  DQF_ROOT_SQUASH_B = 0,
+  DQF_SYS_FILE_B = 16,
+  DQF_PRIVATE
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
+#define DQF_ROOT_SQUASH (1 << DQF_ROOT_SQUASH_B)
+#define DQF_SYS_FILE (1 << DQF_SYS_FILE_B)
 struct if_dqinfo {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   __u64 dqi_bgrace;