linux-kernel - Re: [PATCH 9/11] Panic delay fix

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Message-ID: <20070214213423.4834941b@localhost.localdomain>
Date:	Wed, 14 Feb 2007 21:34:23 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	Zachary Amsden <zach@...are.com>
Cc:	Rusty Russell <rusty@...tcorp.com.au>, Pavel Machek <pavel@....cz>,
	Andi Kleen <ak@....de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Chris Wright <chrisw@...s-sol.org>
Subject: Re: [PATCH 9/11] Panic delay fix

> ???  I fail to see the code bloat and also the fast paths.  Which fast 
> paths use udelay?

IDE on several platforms has performance critical paths that use
ndelay(400) or failing that udelay(1)

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