Re: 2.6.18-rc6-mm2

[Greg KH <gregkh@suse.de>]

On Sat, Sep 16, 2006 at 02:14:52PM +0200, Michal Piotrowski wrote:
> On 15/09/06, Greg KH <gregkh@suse.de> wrote:
> >On Fri, Sep 15, 2006 at 10:35:37PM +0200, Michal Piotrowski wrote:
> >> Good news, I can't reproduce this bug with 
> >CONFIG_USB_MULTITHREAD_PROBE=n.
> >
> >Great, thanks for letting me know.
> >
> >> BTW. This might be a problem with CONFIG_PCI_MULTITHREAD_PROBE=y
> >> http://www.stardust.webpages.pl/files/mm/2.6.18-rc6-mm2/bug.jpg
> >
> >That looks odd.  What device is your root partition on?
> 
> SATA HDD.

Which type of SATA device?  Is it ata_piix perhaps?

If so, you need the hack below to enable these devices to work properly.
I can't vouch for any problems that might happen with the patch, but
I've been using it successfully for quite a while.

thanks,

greg k-h

---------------------
Subject: Driver: multi-threaded hacks

 - Fix "issue" with ata_piix doing multi-threaded boot

Use at your own risk.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/scsi/ata_piix.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- gregkh-2.6.orig/drivers/scsi/ata_piix.c
+++ gregkh-2.6/drivers/scsi/ata_piix.c
@@ -1024,7 +1024,7 @@ static int __init piix_init(void)
 	if (rc)
 		return rc;
 
-	in_module_init = 0;
+//	in_module_init = 0;  multi-threaded probe doesn't like this...
 
 	DPRINTK("done\n");
 	return 0;