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From: Ingo Molnar <mingo@elte.hu>
To: George Anzinger <george@mvista.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>,
	Doug Niehaus <niehaus@ittc.ku.edu>,
	Benedikt Spranger <bene@linutronix.de>
Subject: Re: High resolution timers and BH processing on -RT
Date: Fri, 28 Jan 2005 19:53:56 +0100	[thread overview]
Message-ID: <20050128185356.GD25164@elte.hu> (raw)
In-Reply-To: <41FA85A7.4000805@mvista.com>


* George Anzinger <george@mvista.com> wrote:

> The primary thing needed for this is a simple and quick way to switch
> a tasks priority, both from outside and from the task itself.

check out sched.c's mutex_setprio(p, prio) and mutex_getprio(p), which
is used by the PI code in kernel/rt.c. It's pretty robust and heavily
used.

	Ingo

  parent reply	other threads:[~2005-01-28 18:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-28  0:13 High resolution timers and BH processing on -RT Thomas Gleixner
2005-01-28  4:43 ` Ingo Molnar
2005-01-28  8:20   ` Thomas Gleixner
2005-01-28  8:24     ` Ingo Molnar
2005-01-28  8:30       ` Thomas Gleixner
2005-01-28  8:47         ` Ingo Molnar
2005-01-28 18:34           ` George Anzinger
2005-01-28 18:51             ` Ingo Molnar
2005-01-28 18:53             ` Ingo Molnar [this message]
2005-01-31  9:12             ` Thomas Gleixner

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