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Date:      Thu, 17 Sep 2009 10:14:24 +0400
From:      pluknet <pluknet@gmail.com>
To:        Ed Maste <emaste@freebsd.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: 6.2 sporadically locks up
Message-ID:  <a31046fc0909162314j67a797dcv10dbf342e45e134@mail.gmail.com>
In-Reply-To: <20090617142952.GA73887@sandvine.com>
References:  <a31046fc0906160323s3e4ec60bxb585bb29f9f3a02a@mail.gmail.com> <200906160830.29721.jhb@freebsd.org> <a31046fc0906160803n284604bcs741e6b038079ed12@mail.gmail.com> <20090617142952.GA73887@sandvine.com>

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2009/6/17 Ed Maste <emaste@freebsd.org>:
> On Tue, Jun 16, 2009 at 07:03:34PM +0400, pluknet wrote:
>
>> As for allpcpu, I often see the picture, when one CPU runs the "irq17:
>> bce1 aacu0" thread
>> and another one runs arcconf. I wonder if that might be a source of
>> bad locking or races, or..
>> The arcconf utility uses ioctl that goes into aac/aacu(4) internals.
>
> Do you see the same result w/ the in-tree aac(4) driver as opposed to
> Adaptec's version?
>
> -Ed
>

Sorry for late reply.
Several months testing shows that in-tree aac(4)
as of 6.4 (and later) has no this problem.

Thanks.

-- 
wbr,
pluknet



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