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Do not probe for console when configuring xenbus devices, as it is

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attached earlier during boot, when initializing hypervisor.

This avoids the "unknown type console at xenbus0 id 0 not configured"
autoconf(9) messages, which are misleading during domU's boot.

See also http://mail-index.netbsd.org/port-xen/2009/01/05/msg004621.html

Ok by bouyer@ in private mail.
This commit is contained in:
jym 2009-01-09 22:26:25 +00:00
parent 799a73e2e9
commit ae69d2f013
1 changed files with 10 additions and 2 deletions
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12
sys/arch/xen/xenbus/xenbus_probe.c
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@ -1,4 +1,4 @@
/* $NetBSD: xenbus_probe.c,v 1.26 2008/10/29 13:53:15 cegger Exp $ */
/* $NetBSD: xenbus_probe.c,v 1.27 2009/01/09 22:26:25 jym Exp $ */
/******************************************************************************
* Talks to Xen Store to figure out what devices we have.
*
@ -29,7 +29,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xenbus_probe.c,v 1.26 2008/10/29 13:53:15 cegger Exp $");
__KERNEL_RCSID(0, "$NetBSD: xenbus_probe.c,v 1.27 2009/01/09 22:26:25 jym Exp $");
#if 0
#define DPRINTK(fmt, args...) \
@ -395,6 +395,14 @@ xenbus_probe_frontends(void)
return err;
for (i = 0; i < dir_n; i++) {
/*
* console is configured through xen_start_info when
* xencons is attaching to hypervisor, so avoid console
* probing when configuring xenbus devices
*/
if (strcmp(dir[i], "console") == 0)
continue;
snprintf(path, sizeof(path), "device/%s", dir[i]);
err = xenbus_probe_device_type(path, dir[i], NULL);
if (err)