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From: Oleksandr Tymoshenko <gonzo@FreeBSD.org>
To: Perforce Change Reviews <perforce@FreeBSD.org>
Cc: 
Subject: PERFORCE change 119150 for review
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http://perforce.freebsd.org/chv.cgi?CH=119150

Change 119150 by gonzo@gonzo_jeeves on 2007/05/02 13:16:59

	o Fill .bss and .sbss segments with zeroes.

Affected files ...

.. //depot/projects/mips2/src/sys/mips/mips/machdep.c#29 edit

Differences ...

==== //depot/projects/mips2/src/sys/mips/mips/machdep.c#29 (text+ko) ====

@@ -79,6 +79,7 @@
 int clocks_running = 0;
 
 long realmem = 0;
+extern int *edata;
 extern int *end;
 
 static struct pcpu pcpu0;
@@ -471,6 +472,12 @@
 void
 platform_start(int argc, char **argv)
 {
+	vm_offset_t kernend;
+
+	/* clear the BSS and SBSS segments */
+	kernend = round_page((vm_offset_t)&end);
+	memset(&edata, 0, kernend - (vm_offset_t)(&edata));
+
 	cninit();
 	mips_init();
 	tick_init_params();