[gnumach]/Changelog
2006-01-14  Samuel Thibault <samuel.thibault@ens-lyon.org>

	* i386/i386/iopb.c (iopb_create, i386_io_port_add): Set
	default IO permissions to none.
	* i386/i386/ktss.c (ktss_init): Likewise.

diff -urp gnumach-mine-1-user_tss/i386/i386/iopb.c gnumach-mine-2-default_noio/i386/i386/iopb.c
--- gnumach-mine-1-user_tss/i386/i386/iopb.c	2006-01-02 18:38:29.000000000 +0100
+++ gnumach-mine-2-default_noio/i386/i386/iopb.c	2006-01-02 18:38:31.000000000 +0100
@@ -271,7 +271,7 @@ iopb_create(void)
 	register iopb_tss_t ts;
 
 	ts = (iopb_tss_t) kalloc(sizeof (struct iopb_tss));
-	io_tss_init(ts, TRUE);		/* XXX */
+	io_tss_init(ts, FALSE);
 	return ts;
 }
 
@@ -358,7 +358,7 @@ i386_io_port_add(
 		simple_unlock(&iopb_lock);
 
 		new_io_tss = (iopb_tss_t) kalloc(sizeof(struct iopb_tss));
-		io_tss_init(new_io_tss, TRUE);	/* XXX */
+		io_tss_init(new_io_tss, FALSE);
 
 		goto Retry;
 	    }
diff -urp gnumach-mine-1-user_tss/i386/i386/ktss.c gnumach-mine-2-default_noio/i386/i386/ktss.c
--- gnumach-mine-1-user_tss/i386/i386/ktss.c	2006-01-02 18:35:08.000000000 +0100
+++ gnumach-mine-2-default_noio/i386/i386/ktss.c	2005-12-26 22:33:26.000000000 +0100
@@ -52,8 +52,8 @@ ktss_init()
 	ktss.esp0 = (unsigned)(exception_stack+1024);
 	ktss.io_bit_map_offset = sizeof(ktss);
 
-	/* Set the last byte in the I/O bitmap to all 1's.  */
-	((unsigned char*)&ktss)[sizeof(ktss)+65536/8] = 0xff;
+	/* Set all bytes in the I/O bitmap to all 1's.  */
+	memset(((unsigned char*)&ktss)+sizeof(ktss), 0xff, 65536/8+1);
 
 	/* Load the TSS.  */
 	ltr(KERNEL_TSS);