PERFORCE change 184145 for review

[John Baldwin]

http://p4web.freebsd.org/@@184145?ac=10

Change 184145 by jhb at jhb_jhbbsd on 2010/09/24 14:28:21

	Initialize physmap_idx before parsing the SMAP from the loader.

Affected files ...

.. //depot/projects/smpng/sys/i386/i386/machdep.c#159 edit

Differences ...

==== //depot/projects/smpng/sys/i386/i386/machdep.c#159 (text+ko) ====

@@ -2140,6 +2140,7 @@
 	 * Check if the loader supplied an SMAP memory map.  If so,
 	 * use that and do not make any VM86 calls.
 	 */
+	physmap_idx = 0;
 	smapbase = NULL;
 	kmdp = preload_search_by_type("elf kernel");
 	if (kmdp == NULL)
@@ -2182,7 +2183,6 @@
 	 * the kernel page table so we can use it as a buffer.  The
 	 * kernel will unmap this page later.
 	 */
-	physmap_idx = 0;
 	pmap_kenter(KERNBASE + (1 << PAGE_SHIFT), 1 << PAGE_SHIFT);
 	vmc.npages = 0;
 	smap = (void *)vm86_addpage(&vmc, 1, KERNBASE + (1 << PAGE_SHIFT));