linux-kernel - Re: pci=off

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Message-Id: <200911292330.53914.rjw@sisk.pl>
Date:	Sun, 29 Nov 2009 23:30:53 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	"werner" <w.landgraf@...ru>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: pci=off

On Sunday 29 November 2009, werner wrote:
> "werner" <w.landgraf@...ru>
> In the last time, more and more laptops have problems to 
> boot with Linux.
> 
> The most frequent problem is that IDE drives are not 
> found, or cannot be accessed because reclaimed as ocupied. 
>   The only mean to access them and to get it booted, is 
> with pci=off.

I'm not sure it is not.

> However, with this, the system becomes 
> almost unuseable, lspci also shows nothing.      ITS 
> NECESSARY THAT SOMEONE MAKE A KERNEL PARAMETER  pci=noide 
> , so that all hardware is registered, with exception of 
> ide (and sata) drives   !!!!   This problem, for example, 
> also happens on IBM/Lenovo Thinkpad laptops.

No, it doesn't.

> A Toshibe Satelite laptop, I need go back to kernel 2.6.23 
> . With later kernels, at the beginning of the boot the 
> screen become black and nothing more happened.  The same 
> happens on that laptop with all newer Slackware kernels

Care to send .config from your kernel?

Rafael
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