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From: Benjamin Herrenschmidt <bh40@calva.net>
To: Tom Rini <tmrini@ntplx.net>, linuxppc-dev@lists.linuxppc.org
Subject: Re: SCSI crashes with vger
Date: Fri, 19 Mar 1999 18:12:31 +0100	[thread overview]
Message-ID: <19990319181231.022598@mail.mipsys.com> (raw)
In-Reply-To: <Pine.LNX.4.05.9903181816420.8817-100000@p05-10.hartford.dialin.ntplx.com>


On Thu, Mar 18, 1999, Tom Rini <tmrini@ntplx.net> wrote:

>The patch that "fixed" things before was incorrect and added in some
>cli()s i think.  The actual fix shouldn't be too hard to yank out of
>patch-2.2.2, on any of the kernel.org mirrors.

I didn't find any patch in the scsi code that looks like what you
describe in 2.2.2 and 2.2.3 patches on kernel.org, but the fix may have
been elsewhere...

As far as I know, the problem is a page fault in the interrupt handler of
the NCR driver, when completing a request. I'm not familiar enough with
both the scsi subsystem and linux vm to conclude anything from that, but
I'm still trying to figure out what's happening. Some help (directions to
look into) would be welcome, I'll post a more detailed report of what I
found until now later today.


-- 
           E-Mail: <mailto:bh40@calva.net>
BenH.      Web   : <http://calvaweb.calvacom.fr/bh40/>





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  reply	other threads:[~1999-03-19 17:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-03-18 17:31 SCSI crashes with vger Benjamin Herrenschmidt
1999-03-18 22:55 ` Tom Rini
1999-03-18 23:07   ` Benjamin Herrenschmidt
1999-03-18 23:18     ` Tom Rini
1999-03-19 17:12       ` Benjamin Herrenschmidt [this message]
1999-03-19 20:32         ` Tom Rini
1999-03-19 20:41           ` Benjamin Herrenschmidt
1999-03-21  0:42             ` Douglas Godfrey
1999-03-21  5:28               ` Matroxfb, PReP, and ioremap Troy Benjegerdes

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