Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 2 Jan 2008 04:23:47 GMT
From:      Kip Macy <kmacy@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 132287 for review
Message-ID:  <200801020423.m024Nlji008082@repoman.freebsd.org>

next in thread | raw e-mail | index | archive | help
http://perforce.freebsd.org/chv.cgi?CH=132287

Change 132287 by kmacy@pandemonium:kmacy:xen31 on 2008/01/02 04:23:02

	make sure to zero unused pages

Affected files ...

.. //depot/projects/xen31/sys/i386/xen/xen_machdep.c#11 edit

Differences ...

==== //depot/projects/xen31/sys/i386/xen/xen_machdep.c#11 (text+ko) ====

@@ -822,8 +822,11 @@
 	xen_flush_queue();
 #endif
 	/* unmap remaining pages from initial 4MB chunk */
-	for (tmpva = cur_space; (tmpva & ((1<<22)-1)) != 0; tmpva += PAGE_SIZE) 
+	for (tmpva = cur_space; (tmpva & ((1<<22)-1)) != 0; tmpva += PAGE_SIZE) {
+		bzero((char *)tmpva, PAGE_SIZE);
 		PT_SET_MA(tmpva, (vm_paddr_t)0);
+	}
+	
 #ifdef PAE
 	offset = 0;
 #else	



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200801020423.m024Nlji008082>