linux-kernel - Re: [bug] /etc/profile: line 30: /dev/null: Permission denied (Was: Re: [PATCH] Remove broken by design and by implementation devtmpfs maintenance disaster)

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Date:	Sun, 20 Sep 2009 08:08:42 -0700
From:	Greg KH <greg@...ah.com>
To:	Dave Airlie <airlied@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Kay Sievers <kay.sievers@...y.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [bug] /etc/profile: line 30: /dev/null: Permission denied
	(Was: Re: [PATCH] Remove broken by design and by implementation
	devtmpfs maintenance disaster)

On Sun, Sep 20, 2009 at 11:43:33AM +1000, Dave Airlie wrote:
> >
> > Self-contained /dev is great, udev is a total PITA on older distros (on
> > this box it sometimes takes 3 minutes for udev to boot ...) so turning
> > on devtmpfs and getting something functional in exchange is a big
> > selling point IMO.
> 
> udev taking 3 minutes usually means you have a kernel driver bug,
> udev doesn't have a sleep for 3 minutes, it loads drivers and usually
> waits for them to finish. Since someone decided to merge a stupid
> floppy PNP match I've seen a lot of floppyless machines hit a 30sec
> udev delay. so many that we disabled the pnp floppy on Fedora.

Woah, I've run into this problem as well.  Where is this PNP floppy
match so I can disable it?

thanks,

greg k-h
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