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From: Jesse Barnes <jbarnes@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] mmio barrier macro
Date: Sat, 15 Dec 2001 00:55:55 +0000	[thread overview]
Message-ID: <marc-linux-ia64-105590698805700@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590698805698@msgid-missing>

On Fri, Dec 14, 2001 at 04:22:42PM -0800, David Mosberger wrote:
> This patch looks wrong to me.  It shouldn't replace __ia64_mf_a() with
> platform_mmiob() because this will force the use of mf.a even on
> platforms that don't need it for memory-mapped I/O.  Also, how about a

Oh yeah, good point.  I guess that means our platform specific
inX/outX routines should be retained then, and we can put the barriers
there.

> comment explaining exactly what is being ordered with respect to whom
> (yes, I know there are many examples in Linux where this hasn't been
> done, but I don't think that's a good reason to make the situation
> worse).

Ok, I'll update that too.

Thanks,
Jesse


  parent reply	other threads:[~2001-12-15  0:55 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-12-14 22:54 [Linux-ia64] mmio barrier macro Jesse Barnes
2001-12-15  0:22 ` David Mosberger
2001-12-15  0:55 ` Jesse Barnes [this message]
2001-12-17 19:09 ` Jesse Barnes

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