unistd: add __NR_prlimit64 syscall numbers

Add __NR_prlimit64 syscall numbers to asm-generic. Add them also to
asm-x86, both 32 and 64-bit.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: "H. Peter Anvin" <hpa@zytor.com>
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index 6a0b30f..0dfd517 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -626,9 +626,11 @@
 __SYSCALL(__NR_accept4, sys_accept4)
 #define __NR_recvmmsg 243
 __SYSCALL(__NR_recvmmsg, sys_recvmmsg)
+#define __NR_prlimit64 244
+__SYSCALL(__NR_prlimit64, sys_prlimit64)
 
 #undef __NR_syscalls
-#define __NR_syscalls 244
+#define __NR_syscalls 245
 
 /*
  * All syscalls below here should go away really,