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From: Eugene Surovegin <ebs@ebshome.net>
To: Matt Porter <mporter@kernel.crashing.org>
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: [RFC] consistent_sync and non L1 cache line aligned buffers
Date: Tue, 15 Jul 2003 09:27:10 -0700	[thread overview]
Message-ID: <5.1.0.14.2.20030715092123.02ef0d20@mail.ebshome.net> (raw)
In-Reply-To: <20030715091731.C6208@home.com>


At 09:17 AM 7/15/2003, Matt Porter wrote:
>I'll agree that it's a better hack, but since the offending areas in
>the SCSI subsystem are easily located, it seems wiser to fix upstream.

Matt, the problem is it wasn't that *easy* to locate this, at least for me :)
I'm not sure that this is the only place..

>We still need someone with interest AND time to properly fix the
>consistent alloc from irq issue. :)  All of the patches post to date
>are incomplete bandaids.

Uhh, I switched to solution which uses pre allocated consistent memory (10
pages are enough for sym53c8xx_2).
It's still not a generic solution, but at least it's safe :)

Eugene


** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2003-07-15 16:27 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-07-15  4:32 [RFC] consistent_sync and non L1 cache line aligned buffers Eugene Surovegin
2003-07-15 15:46 ` Tom Rini
2003-07-15 16:20   ` Eugene Surovegin
2003-07-15 16:25     ` Tom Rini
2003-07-15 16:17 ` Matt Porter
2003-07-15 16:27   ` Eugene Surovegin [this message]
2003-07-15 18:11     ` PPCBoot on Ebony board Brian Padalino
2003-07-15 21:32       ` Chris Zimman
2003-07-16 11:59         ` Brian Padalino
2003-07-16 14:29           ` Chris Zimman
2003-07-16 15:39             ` Brian Padalino
2003-07-16 14:45           ` Roland Dreier
2003-07-15 23:51     ` [RFC] consistent_sync and non L1 cache line aligned buffers Matt Porter
2003-07-15 20:18 Darin.Johnson
     [not found] <F0B628F30F48064289D8CCC1EE21B7A80C48A5@mvebe001.americas.n okia.com>
2003-07-15 20:39 ` Eugene Surovegin
2003-07-15 21:26   ` David Blythe
2003-07-15 22:15     ` Dan Malek
2003-07-15 20:47 Darin.Johnson
2003-07-15 23:04 Darin.Johnson
2003-07-15 23:34 ` Paul Mackerras
2003-07-15 23:50   ` Eugene Surovegin
2003-07-15 23:45 ` Matt Porter
2003-07-16 14:01 ` Dan Malek
2003-07-16  0:12 Darin.Johnson

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