diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 6a8685051b676196780cab79a495fc6d906ccce7..8c85209753abc210bdcec5be8f7f9afb6abae369 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -11,7 +11,7 @@
 
 
 
-#define NR_syscalls			324 /* length of syscall table */
+#define NR_syscalls			326 /* 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 41369a103838a6e3d8776f550885399d9006e60e..ea5363daa7bd1e967c9f4674545e5eae0e57befa 100644
--- a/arch/ia64/include/uapi/asm/unistd.h
+++ b/arch/ia64/include/uapi/asm/unistd.h
@@ -337,5 +337,7 @@
 #define __NR_kcmp			1345
 #define __NR_mlock2			1346
 #define __NR_copy_file_range		1347
+#define __NR_preadv2			1348
+#define __NR_pwritev2			1349
 
 #endif /* _UAPI_ASM_IA64_UNISTD_H */
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index 477c55e244ecd45ce879dea27779967a16e0d13c..cfaa7b25084c5384e849af309b0245a652b34e67 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1773,5 +1773,7 @@ sys_call_table:
 	data8 sys_kcmp				// 1345
 	data8 sys_mlock2
 	data8 sys_copy_file_range
+	data8 sys_preadv2
+	data8 sys_pwritev2
 
 	.org sys_call_table + 8*NR_syscalls	// guard against failures to increase NR_syscalls