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Subject: RE: mdelay causes BUG, please use udelay
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "Feldman, Scott" <scott.feldman@intel.com>
Cc: "'Troy Wilson'" <tcw@tempest.prismnet.com>,
       Jeff Garzik <jgarzik@mandrakesoft.com>, linux-kernel@vger.kernel.org,
       Martin.Bligh@us.ibm.com, tcw@prismnet.com
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Date: 21 Aug 2002 01:28:52 +0100
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On Wed, 2002-08-21 at 01:20, Feldman, Scott wrote:
> > +    usec_delay(10000);
> 
> Jeff, 10000 seems on the border of what's OK.  If it's acceptable, then
> let's go for that.  Otherwise, we're going to have to chain several
> mod_timer callbacks together to do a controller reset.

For some telco and embedded apps 10000 in an IRQ is borderline. One day
the timer stuff will be needed - how hard is it to fix right first time
?

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