linux-kernel - Re: [ANNOUNCE] 2.6.31-rt11

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Date:	Wed, 23 Sep 2009 16:33:48 -0500
From:	Will Schmidt <will_schmidt@...t.ibm.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	rt-users <linux-rt-users@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Carsten Emde <ce@...g.ch>,
	Clark Williams <williams@...hat.com>,
	Frank Rowand <frank.rowand@...sony.com>,
	Robin Gareus <robin@...eus.org>,
	Gregory Haskins <ghaskins@...ell.com>,
	Philippe Reynes <philippe.reynes@...smpp.fr>,
	Fernando Lopez-Lezcano <nando@...ma.Stanford.EDU>,
	Darren Hart <dvhltc@...ibm.com>, Jan Blunck <jblunck@...e.de>,
	Sven-Thorsten Dietrich <sdietrich@...ell.com>,
	Jon Masters <jcm@...hat.com>,
	Mark Knecht <markknecht@...il.com>
Subject: Re: [ANNOUNCE] 2.6.31-rt11

On Sat, 2009-09-19 at 00:39 +0200, Thomas Gleixner wrote:
> We are pleased to announce the next update to our new preempt-rt
> series.
> 
>    - latencytop fix
> 
>    - disable SPARSE_IRQ, DMAR, IRQ_REMAP for -rt
> 
> Known issues:
>    - ARM highmem
>    - scheduler load balancing oddities. Peter is working on it.
>    - timer_interrupt hang check (still working on somthing useful)
> 
> The planned "add back MIPS support" is postponed to rt12.


Just a light workload and a couple boot tests so far, 2.6.31-rt11
appears to be running good on my powerpc64 systems.  (power6 JS22
blades).  

Thanks. :-)
-Will



> 
> Download locations:
> 
>     http://rt.et.redhat.com/download/
>     http://www.kernel.org/pub/linux/kernel/projects/rt/
> 
> Git release branch:
>     git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git rt/2.6.31
>   
> Git development branch:
>     git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git rt/head
> 
> Gitweb:
>     http://git.kernel.org/?p=linux/kernel/git/tip/linux-2.6-tip.git;a=shortlog;h=rt/2.6.31
> 
> Information on the RT patch can be found at:
> 
>     http://rt.wiki.kernel.org/index.php/Main_Page
> 
> to build the 2.6.31-rt11 tree, the following patches should be
> applied:
> 
>     http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.31.tar.bz2
>     http://www.kernel.org/pub/linux/kernel/projects/rt/patch-2.6.31-rt11.bz2
> 
> Enjoy !
> 
>       tglx
> 
> --
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