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Date:      Fri, 27 Oct 2006 08:49:40 -0500
From:      Craig Boston <craig@feniz.gank.org>
To:        Kris Kennaway <kris@obsecurity.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: Patch available for shared em interrupts (Re: em, bge, network problems survey.)
Message-ID:  <20061027134940.GA7465@nowhere>
In-Reply-To: <20061006023424.GA86250@xor.obsecurity.org>
References:  <45244053.6030706@samsco.org> <20061005200552.GA80162@xor.obsecurity.org> <20061006023424.GA86250@xor.obsecurity.org>

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On Thu, Oct 05, 2006 at 10:34:25PM -0400, Kris Kennaway wrote:
> Please let Scott and I know whether or not this patch works for you
> (in addition to the information previously requested, if you have not
> already sent it).  Unfortunately it is only a workaround, but it
> points to an underlying problem with fast interrupt handlers on a
> shared irq that can be studied separately.

I'm a bit behind in mailing list traffic (700 unread in -stable,
yikes!).  I can confirm that this works around the problem for me.  It
also seems to prevent the USB controller the irq is shared with from
locking up as well.

Craig



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