From: Dave Hansen <haveblue@us.ibm.com>
To: franck.bui-huu@innova-card.com
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [BOOTMEM] bad physical address convertions.
Date: Tue, 05 Apr 2005 13:00:09 -0700 [thread overview]
Message-ID: <1112731209.19430.135.camel@localhost> (raw)
In-Reply-To: <425240A2.6020504@innova-card.com>
On Tue, 2005-04-05 at 09:39 +0200, Franck Bui-Huu wrote:
> Unfortunately there are some places in linux where this is not the case.
> "bootmem.c" is one of these places. For instance, it does "addr >>
> PAGE_SHIFT"
> instead of using "phys_to_pfn" macro in order to convert a physical
> address into a page
> frame number.
>
> Are there any interests for a patch which will fix that ?
Probably not.
I suggest using something like discontigmem (or even sparsemem for that
matter) to properly handles holes in your address space.
-- Dave
next prev parent reply other threads:[~2005-04-05 20:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-05 7:39 [BOOTMEM] bad physical address convertions Franck Bui-Huu
2005-04-05 20:00 ` Dave Hansen [this message]
2005-04-06 8:30 ` Franck Bui-Huu
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