[IA64] Enable copy_file_range syscall for ia64

New system call added in:
  29732938
  vfs: add copy_file_range syscall and vfs helper
Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/include/asm/unistd.h

@@ -11,7 +11,7 @@
 
 
 
-#define NR_syscalls			323 /* length of syscall table */
+#define NR_syscalls			324 /* length of syscall table */
 
 /*
  * The following defines stop scripts/checksyscalls.sh from complaining about

arch/ia64/include/uapi/asm/unistd.h

@@ -336,5 +336,6 @@
 #define __NR_membarrier			1344
 #define __NR_kcmp			1345
 #define __NR_mlock2			1346
+#define __NR_copy_file_range		1347
 
 #endif /* _UAPI_ASM_IA64_UNISTD_H */

arch/ia64/kernel/entry.S

@@ -1772,5 +1772,6 @@ sys_call_table:
 	data8 sys_membarrier
 	data8 sys_kcmp				// 1345
 	data8 sys_mlock2
+	data8 sys_copy_file_range
 
 	.org sys_call_table + 8*NR_syscalls	// guard against failures to increase NR_syscalls