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Subject: Re: [patch] "HT scheduler", sched-2.5.63-B3
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: Linus Torvalds <torvalds@transmeta.com>, Andrew Morton <akpm@digeo.com>,
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       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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On Thu, 2003-03-06 at 16:01, Jeff Garzik wrote:
> Pardon the suggestion of a dumb hueristic, feel free to ignore me: 
> would it work to run-first processes that have modified their iopl() 
> level?  i.e. "if you access hardware directly, we'll treat you specially 
> in the scheduler"?

Not all X servers do that. X is not special in any way. Its just a
daemon. It has the same timing properties as many other daemons doing
time critical operations for many clients


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