parisc: add prlimit64 syscall

Signed-off-by: Kyle McMartin <kyle@redhat.com>
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 3d52c97..74867df 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -419,6 +419,7 @@
 	ENTRY_SAME(perf_event_open)
 	ENTRY_COMP(recvmmsg)
 	ENTRY_SAME(accept4)		/* 320 */
+	ENTRY_SAME(prlimit64)
 
 	/* Nothing yet */