[ARM] Add memory type based allocation syscalls

Add syscall numbers and syscall table entries for mbind,
set_mempolicy and get_mempolicy.
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/kernel/calls.S

@@ -10,7 +10,7 @@
  *  This file is included twice in entry-common.S
  */
 #ifndef NR_syscalls
-#define NR_syscalls 320
+#define NR_syscalls 328
 #else
 
 __syscall_start:
@@ -333,6 +333,9 @@ __syscall_start:
 		.long	sys_inotify_init
 		.long	sys_inotify_add_watch
 		.long	sys_inotify_rm_watch
+		.long	sys_mbind
+/* 320 */	.long	sys_get_mempolicy
+		.long	sys_set_mempolicy
 __syscall_end:
 
 		.rept	NR_syscalls - (__syscall_end - __syscall_start) / 4

include/asm-arm/unistd.h

@@ -355,6 +355,9 @@
 #define __NR_inotify_init		(__NR_SYSCALL_BASE+316)
 #define __NR_inotify_add_watch		(__NR_SYSCALL_BASE+317)
 #define __NR_inotify_rm_watch		(__NR_SYSCALL_BASE+318)
+#define __NR_mbind			(__NR_SYSCALL_BASE+319)
+#define __NR_get_mempolicy		(__NR_SYSCALL_BASE+320)
+#define __NR_set_mempolicy		(__NR_SYSCALL_BASE+321)
 
 /*
  * The following SWIs are ARM private.