linux-kernel - Re: [PATCH] rt Kconfig.preempt fixes

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Message-ID: <alpine.DEB.1.10.0808201207470.27481@gandalf.stny.rr.com>
Date:	Wed, 20 Aug 2008 12:10:13 -0400 (EDT)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	John Kacur <jkacur@...il.com>
cc:	rt-users <linux-rt-users@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] rt Kconfig.preempt fixes



On Fri, 1 Aug 2008, John Kacur wrote:

> This is a non-critical patch, that makes configuring an rt kernel a
> little nicer.
> Comments are welcome of course.
> 
> Signed-off-by: John Kacur <jkacur at gmail dot com>
> 
> This patch makes the following changes.
> 1. Hides the visibility of PREEMPT_SOFTIRQS and PREEMPT_HARDIRQS if PREEMPT_RT
> (Complete Preemption) is choosen, since these values are then set (selected) to
> be "y".
> 
> 2. Changes the PREEMPT_HARDIRQS to depend on PREEMPT_SOFTIRQS instead of
> forcing PREEMPT_SOFTIRQS to y if PREEMPT_HARDIRQS is choosen. (this is somewhat
> an abuse of select)
> 
> 3. Minor spelling fix. (tat to that)
> 


Hi John,

Thanks, but instead of this:

 depends on PREEMPT_RT != y

could you do:

 depends on !PREEMPT_RT


-- Steve

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