linux-kernel - Re: [PATCH 1 of 3] add phys_addr_t for holding physical addresses

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Message-Id: <20080822130235.af69ccb5.akpm@linux-foundation.org>
Date:	Fri, 22 Aug 2008 13:02:35 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	ehabkost@...hat.com, benh@...nel.crashing.org, paulus@...ba.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1 of 3] add phys_addr_t for holding physical addresses

On Tue, 19 Aug 2008 13:02:50 -0700
Jeremy Fitzhardinge <jeremy@...p.org> wrote:

> Add a kernel-wide "phys_addr_t" which is guaranteed to be able to hold
> any physical address.  By default it equals the word size of the
> architecture, but a 32-bit architecture can set ARCH_PHYS_ADDR_T_64BIT
> if it needs a 64-bit phys_addr_t.
> 

You say this is a bugfix but you don't describe the bug.  This makes it
rather hard to make the 2.6.2[5678] decisions.

Ditto on [patch 2/3].
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