Subject: Re: [patch] Real-Time Preemption, -RT-2.6.12-rc1-V0.7.41-00
From: Lee Revell <rlrevell@joe-job.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org, "Paul E. McKenney" <paulmck@us.ibm.com>
In-Reply-To: <20050319191658.GA5921@elte.hu>
References: <20050319191658.GA5921@elte.hu>
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Date: Sat, 19 Mar 2005 20:33:09 -0500
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On Sat, 2005-03-19 at 20:16 +0100, Ingo Molnar wrote:
> the biggest change in this patch is the merge of Paul E. McKenney's
> preemptable RCU code. The new RCU code is active on PREEMPT_RT. While it
> is still quite experimental at this stage, it allowed the removal of
> locking cruft (mainly in the networking code), so it could solve some of
> the longstanding netfilter/networking deadlocks/crashes reported by a
> number of people. Be careful nevertheless.

With PREEMPT_RT my machine deadlocked within 20 minutes of boot.
"apt-get dist-upgrade" seemed to trigger the crash.  I did not see any
Oops unfortunately.

Lee


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