From: Benjamin LaHaise <bcrl@redhat.com>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: Dave Hansen <haveblue@us.ibm.com>, linux-mm@kvack.org
Subject: Re: [PATCH] early, early ioremap
Date: Thu, 13 Feb 2003 13:52:39 -0500 [thread overview]
Message-ID: <20030213135239.B22719@redhat.com> (raw)
In-Reply-To: <18530000.1045160770@[10.10.2.4]>; from mbligh@aracnet.com on Thu, Feb 13, 2003 at 10:26:12AM -0800
On Thu, Feb 13, 2003 at 10:26:12AM -0800, Martin J. Bligh wrote:
> Either a per-page bitmap of used areas, a fixmap-type array, or simply
> making the user keep track of it would be fine ...
>
> Opinions?
Why not use an early kmap_atomic()? It's easy enough to enable the code
on a non-highmem build as you would need for this purpose. Also, making
atomic kmaps able to map io space could be useful to replace ACPI's kludge
too.
-ben
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prev parent reply other threads:[~2003-02-13 18:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-13 7:54 [PATCH] early, early ioremap Dave Hansen
2003-02-13 18:26 ` Martin J. Bligh
2003-02-13 18:52 ` Benjamin LaHaise [this message]
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