diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 95c39b95e97e24f1ed3d7a58cf56dbbefc2ff419..99c96a5e6016b50a951ba8dfccf609cb06962232 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -11,7 +11,7 @@
 
 
 
-#define NR_syscalls			319 /* length of syscall table */
+#define NR_syscalls			321 /* length of syscall table */
 
 /*
  * The following defines stop scripts/checksyscalls.sh from complaining about
diff --git a/arch/ia64/include/uapi/asm/unistd.h b/arch/ia64/include/uapi/asm/unistd.h
index 461079560c78728848b7631de5efbe700d146620..98e94e19a5a0870fc71b34f85310f475de85697b 100644
--- a/arch/ia64/include/uapi/asm/unistd.h
+++ b/arch/ia64/include/uapi/asm/unistd.h
@@ -332,5 +332,7 @@
 #define __NR_memfd_create		1340
 #define __NR_bpf			1341
 #define __NR_execveat			1342
+#define __NR_userfaultfd		1343
+#define __NR_membarrier			1344
 
 #endif /* _UAPI_ASM_IA64_UNISTD_H */
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index ae0de7bf55257682dc11a1cc1fa31bc6cffa3112..37cc7a65cd3ee1fc3304d862776f438db4158b4d 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1768,5 +1768,7 @@ sys_call_table:
 	data8 sys_memfd_create			// 1340
 	data8 sys_bpf
 	data8 sys_execveat
+	data8 sys_userfaultfd
+	data8 sys_membarrier
 
 	.org sys_call_table + 8*NR_syscalls	// guard against failures to increase NR_syscalls