linux-kernel - Re: [PATCH] rtmutex: ensure only the top waiter or higher priority task can take the lock and reduce unrelated boosting

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Message-ID: <4D0AD4A8.7050206@cn.fujitsu.com>
Date:	Fri, 17 Dec 2010 11:10:32 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Darren Hart <dvhart@...ux.intel.com>
CC:	Lai Jiangshan <eag0628@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dave Young <hidave.darkstar@...il.com>,
	Namhyung Kim <namhyung@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] rtmutex: ensure only the top waiter or higher priority
 task can take the lock and reduce unrelated boosting

On 12/17/2010 04:33 AM, Darren Hart wrote:
>> Hi, Thomas,
>>
>> Where can I find the code of stress testcases?
> 
> See http://rt.wiki.kernel.org, There are several benchmarks available
> for RT there.
> 
> I believe there are some built-int rt-mutex testers as well:\
> CONFIG_RT_MUTEX_TESTER
> 

Thank you very much,

I have tested the testcases in scripts/rt-tester/ with CONFIG_RT_MUTEX_TESTER=y

I also try to port it to -rt. Steven, have you ported it to -rt?

Thanks,
Lai.
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