Fall back to smaller spacing on the mips64 machines.

Please spare some change for the mips64 memory-challenged machines..
Some change, Sir?

Fixes at least the octeon platform. Found the hardway on my DSR500.

Found by Boss tedu@ and Boss deraadt@
Okay Boss miod@

diff --git a/sys/uvm/uvm_map.c b/sys/uvm/uvm_map.c
index 86fb84d..09f001e 100644 (file)
--- a/sys/uvm/uvm_map.c
+++ b/sys/uvm/uvm_map.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: uvm_map.c,v 1.172 2014/07/13 08:15:16 tedu Exp $      */
+/*     $OpenBSD: uvm_map.c,v 1.173 2014/07/13 15:33:28 pirofti Exp $   */
 /*     $NetBSD: uvm_map.c,v 1.86 2000/11/27 08:40:03 chs Exp $ */
 
 /*
@@ -3541,7 +3541,7 @@ uvm_map_hint(struct vmspace *vm, vm_prot_t prot)
        }
 #endif
 
-#ifdef __LP64__
+#if defined (__LP64__) && !defined (__mips64__)
        spacing = (MIN((4UL * 1024 * 1024 * 1024), BRKSIZ) - 1);
 #else
        spacing = (MIN((256 * 1024 * 1024), BRKSIZ) - 1);