[ARM] Update ARM syscalls

Add utimensat, signalfd, timerfd, eventfd syscalls.  Add ignore
defines for sync_file_range and fadvise64_64 which we implement
differently.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/kernel/calls.S

@@ -357,6 +357,10 @@
 /* 345 */	CALL(sys_getcpu)
 		CALL(sys_ni_syscall)		/* eventually epoll_pwait */
 		CALL(sys_kexec_load)
+		CALL(sys_utimensat)
+		CALL(sys_signalfd)
+/* 350 */	CALL(sys_timerfd)
+		CALL(sys_eventfd)
 #ifndef syscalls_counted
 .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
 #define syscalls_counted