linux-kernel - Re: [PATCH v2 0/6] ARC: spinlocks/atomics rework

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Message-ID: <20150803144821.GU25159@twins.programming.kicks-ass.net>
Date:	Mon, 3 Aug 2015 16:48:21 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/6] ARC: spinlocks/atomics rework

On Mon, Aug 03, 2015 at 08:06:02PM +0530, Vineet Gupta wrote:
> The PREFETCHW workaround for llock/scond livelock was not sufficient after
> all and we had to do some work there. Extending testing of quad core FPGA
> builds shows things pretty stable, whereas w/o patches some of the LTP tests
> (shm_open/23-1) would cause the system to go bonkers.
> 

Nothing obviously broken with this,

Acked-by: Peter Zijlstra (Intel) <peterz@...raded.org>


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