Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 6 May 2013 15:41:29 +0200
From:      Olivier Houchard <cognet@ci0.org>
To:        Grzegorz Bernacki <gjb@semihalf.com>
Cc:        freebsd-arm@freebsd.org
Subject:   Re: RFC: Patches with AXP support and pmap&smp fixes.
Message-ID:  <20130506134129.GA60131@ci0.org>
In-Reply-To: <518775B4.1010308@semihalf.com>
References:  <517E8610.5050204@semihalf.com> <20130430142701.5bbfec2b@bender.lan> <20130430143311.GA71966@ci0.org> <518775B4.1010308@semihalf.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, May 06, 2013 at 11:19:48AM +0200, Grzegorz Bernacki wrote:
> 
> Hi,
> 
> Our patch fixes only initialization of pcpu in pcpu_init(). In 4 cores 
> setup it is possible the at least two cores simultaneously updating 
> queue of pcpus which causes corruption.
> I am not aware of any other problems with SMP. Let us try setup with 
> WITNESS enabled and we'll see if we have the same problem.
> Olivier, could you share your patch? In case we have the problem we 
> would like to have it.
> 

Hi,

Sure I will dust it off, and send it. Maybe not before Sunday though, I'll be
mostly MIA for the week. I'm quite interested in you guys having a look at it.

Regards,

Olivier



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20130506134129.GA60131>