linux-kernel - Re: CONFIG_SECURITY_ROOTPLUG [was: Re: 2.6.27-rc7 no init found on the root partition?]

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Message-ID: <20080926024927.GA13816@hallyn.com>
Date:	Thu, 25 Sep 2008 21:49:27 -0500
From:	"Serge E. Hallyn" <serge@...lyn.com>
To:	Lukas Hejtmanek <xhejtman@....muni.cz>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: CONFIG_SECURITY_ROOTPLUG [was: Re: 2.6.27-rc7 no init found on the root partition?]

Quoting Lukas Hejtmanek (xhejtman@....muni.cz):
> Hello,
> 
> I finally found my problems with no init found.
> 
> It was caused by the CONFIG_SECURITY_ROOTPLUG option.
> 
> I wonder why this option in 2.6.26.3 kernel allows the kernel boot up, while
> with 2.6.27-rc7, the kernel is unable to run even init.

Hmm, is there a difference in the device drivers such that root_plug simply
isn't able to find the usb 'key' in 2.6.27-rc7?

When you boot with CONFIG_SECURITY_ROOTPLUG=n, can you read the usb key?

-serge
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