ARM: wire up new pkey syscalls

Wire up the new pkey syscalls for ARM.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

arch/arm/include/asm/unistd.h

@@ -19,7 +19,7 @@
  * This may need to be greater than __NR_last_syscall+1 in order to
  * account for the padding in the syscall table
  */
-#define __NR_syscalls  (396)
+#define __NR_syscalls  (400)
 
 #define __ARCH_WANT_STAT64
 #define __ARCH_WANT_SYS_GETHOSTNAME

arch/arm/include/uapi/asm/unistd.h

@@ -420,6 +420,9 @@
 #define __NR_copy_file_range		(__NR_SYSCALL_BASE+391)
 #define __NR_preadv2			(__NR_SYSCALL_BASE+392)
 #define __NR_pwritev2			(__NR_SYSCALL_BASE+393)
+#define __NR_pkey_mprotect		(__NR_SYSCALL_BASE+394)
+#define __NR_pkey_alloc			(__NR_SYSCALL_BASE+395)
+#define __NR_pkey_free			(__NR_SYSCALL_BASE+396)
 
 /*
  * The following SWIs are ARM private.

arch/arm/kernel/calls.S

@@ -403,6 +403,9 @@
 		CALL(sys_copy_file_range)
 		CALL(sys_preadv2)
 		CALL(sys_pwritev2)
+		CALL(sys_pkey_mprotect)
+/* 395 */	CALL(sys_pkey_alloc)
+		CALL(sys_pkey_free)
 #ifndef syscalls_counted
 .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
 #define syscalls_counted