Turns out linker scripts in lld are still subtly broken and aligning

sections doesn't work when the -r option is used.  Disable the unmapping
code again until lld gets fixed.

diff --git a/sys/arch/arm64/arm64/autoconf.c b/sys/arch/arm64/arm64/autoconf.c
index a062f03..9feef11 100644 (file)
--- a/sys/arch/arm64/arm64/autoconf.c
+++ b/sys/arch/arm64/arm64/autoconf.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: autoconf.c,v 1.5 2017/12/24 23:24:45 kettenis Exp $   */
+/*     $OpenBSD: autoconf.c,v 1.6 2017/12/27 13:57:40 kettenis Exp $   */
 /*
  * Copyright (c) 2009 Miodrag Vallat.
  *
@@ -34,6 +34,7 @@ enum devclass bootdev_class = DV_DULL;
 void
 unmap_startup(void)
 {
+#if 0
        extern void *_start, *endboot;
        vaddr_t p = (vaddr_t)&_start;
 
@@ -41,6 +42,7 @@ unmap_startup(void)
                pmap_kremove(p, PAGE_SIZE);
                p += PAGE_SIZE;
        } while (p < (vaddr_t)&endboot);
+#endif
 }
 
 void