From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH] Block on access to temporarily
	unavailable	pci device
Date: Wed, 18 Oct 2006 17:42:13 +0100
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To: Matthew Wilcox <matthew@wil.cx>
Cc: Brian King <brking@us.ibm.com>, linux-pci@atrey.karlin.mff.cuni.cz, linux-pm@lists.osdl.org, linux-kernel@vger.kernel.org, Adam Belay <abelay@MIT.EDU>
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Ar Mer, 2006-10-18 am 10:09 -0600, ysgrifennodd Matthew Wilcox:
> On Wed, Oct 18, 2006 at 05:05:02PM +0100, Alan Cox wrote:
> > If the user specified O_NDELAY then -EWOULDBLOCK not wait
> =

> sysfs doesn't give us the struct file, so we can't tell.

I'm all for fixing sysfs on that point so that it can behave sensibly.