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Date:	Mon, 11 Dec 2006 10:22:07 +0000
From:	Al Viro <viro@....linux.org.uk>
To:	Andrew Morton <akpm@...l.org>
Cc:	Andrew MChuck Ebbert <76306.1226@...puserve.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"Linus Torvalds orton <akpm@...l.org>" <torvalds@...l.org>
Subject: Re: [patch] pipe: Don't oops when pipe filesystem isn't mounted

On Mon, Dec 11, 2006 at 02:17:18AM -0800, Andrew Morton wrote:
> I think we should aim to have as many subsystems ready to go as possible -
> ideally all of them.  Right now we can potentially run userspace before
> AIO, posix-timers, message-queues, BIO, networking, etc are ready to run.
> 
> It looks to be pretty easy to fix...
> 
> > As for that example, I'd love to see specifics - which driver triggers
> > hotplug?  Presumably it happens from an initcall, so we also have something
> > fishy here...
> 
> I don't know in this case - but firmware loading from a statically-linked
> driver is a legit thing to do.

Umm... statically linked driver that might want firmware shouldn't precede
the subsystems unless something is seriously wrong with priorities...

IOW, I still wonder what's really going on - pipes are fs_initcall() and
any hardware stuff ought to be simple module_init().  So something fishy
is going on, regardless of anything else.
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