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From: Bruce Marshall <bmarsh@bmarsh.com>
To: Ragnar Hojland Espinosa <ragnar.hojland@linalco.com>
Cc: linux-kernel@vger.kernel.org, "Randy.Dunlap" <rddunlap@osdl.org>
Subject: Re: Use of Moxa serial card with SMP kernels
Date: Fri, 18 Jun 2004 08:56:55 -0400	[thread overview]
Message-ID: <200406180856.55623.bmarsh@bmarsh.com> (raw)
In-Reply-To: <20040618120355.GA22970@linalco.com>

On Friday 18 June 2004 08:09 am, Ragnar Hojland Espinosa wrote:
> On Thu, Jun 17, 2004 at 08:41:32AM -0700, Randy.Dunlap wrote:
> > Both Moxa serial drivers (moxa & mxser) are BROKEN_ON_SMP because
> > they use cli() to disable interrupts for critical sections.
> > See Documentation/cli-sti-removal.txt for details.
> > They will need some acceptable modern form of protection there,
> >
> > Is anyone working on this?  not that I've heard of.
> > Have you tried this email address:
> > Copyright (C) 1999-2000  Moxa Technologies (support@moxa.com.tw).
>
> I'd try writing and asking about it;  they were very helpful when we
> had problems.

I agree....  I have written to them - they have responded already asking for 
more info - and I'm waiting to hear back from them.
-- 
+----------------------------------------------------------------------------+
+ Bruce S. Marshall  bmarsh@bmarsh.com  Bellaire, MI         06/18/04 08:56  +
+----------------------------------------------------------------------------+
"The police are not here to create disorder, they're here to preserve
    disorder"  -Former Chicago Mayor Daley during 1968 convention

  reply	other threads:[~2004-06-18 12:57 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-17 15:12 Use of Moxa serial card with SMP kernels Bruce Marshall
2004-06-17 15:41 ` Randy.Dunlap
2004-06-18 12:09   ` Ragnar Hojland Espinosa
2004-06-18 12:56     ` Bruce Marshall [this message]
2004-06-21 14:07     ` Bruce Marshall
2004-06-17 15:46 ` Jan-Benedict Glaw
2004-06-21 14:36 ` Sam Wormleighton

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