Use out-of-line M68K spinlock code for OpenBSD as well as NetBSD.

tglsfdc · tglsfdc · commit fa9a69d3db69 · 2017-11-20T18:05:02.000-05:00
David Carlier (from a patch being carried by OpenBSD packagers) Discussion: https://postgr.es/m/CA+XhMqzwFSGVU7MEnfhCecc8YdP98tigXzzpd0AAdwaGwaVXEA@mail.gmail.com
diff --git a/src/backend/storage/lmgr/s_lock.c b/src/backend/storage/lmgr/s_lock.c
@@ -251,7 +251,7 @@ static void
 tas_dummy()
 {
 	__asm__		__volatile__(
-#if defined(__NetBSD__) && defined(__ELF__)
+#if (defined(__NetBSD__) || defined(__OpenBSD__)) && defined(__ELF__)
 /* no underscore for label and % for registers */
 										 "\
 .global		tas 				\n\
@@ -276,7 +276,7 @@ _tas:							\n\
 _success:						\n\
 			moveq 	#0,d0		\n\
 			rts					\n"
-#endif   /* __NetBSD__ && __ELF__ */
+#endif   /* (__NetBSD__ || __OpenBSD__) && __ELF__ */
 	);
 }
 #endif   /* __m68k__ && !__linux__ */
