[IA64] Wire up new syscall sync_file_range()

Also reserve syscall numbers for {set,get}_robust_list
Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/kernel/entry.S

@@ -1606,5 +1606,8 @@ sys_call_table:
 	data8 sys_ni_syscall			// 1295 reserved for ppoll
 	data8 sys_unshare
 	data8 sys_splice
+	data8 sys_ni_syscall			// reserved for set_robust_futex
+	data8 sys_ni_syscall			// reserved for get_robust_futex
+	data8 sys_sync_file_range		// 1300
 
 	.org sys_call_table + 8*NR_syscalls	// guard against failures to increase NR_syscalls

include/asm-ia64/unistd.h

@@ -286,12 +286,14 @@
 /* 1294, 1295 reserved for pselect/ppoll */
 #define __NR_unshare			1296
 #define __NR_splice			1297
+/* 1298, 1299 reserved for {set,get}_robust_list */
+#define __NR_sync_file_range		1300
 
 #ifdef __KERNEL__
 
 #include <linux/config.h>
 
-#define NR_syscalls			274 /* length of syscall table */
+#define NR_syscalls			277 /* length of syscall table */
 
 #define __ARCH_WANT_SYS_RT_SIGACTION