linux-kernel - Re: [PATCH] powerpc: Fix assmption of end_of

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Date:	Tue, 05 Jun 2012 15:20:58 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	benh@...nel.crashing.org
Cc:	r65777@...escale.com, linuxppc-dev@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, galak@...nel.crashing.org,
	bharat.bhushan@...escale.com
Subject: Re: [PATCH] powerpc: Fix assmption of end_of_DRAM() returns end
 address

From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Date: Wed, 06 Jun 2012 08:17:39 +1000

> On Tue, 2012-06-05 at 19:25 +0530, Bharat Bhushan wrote:
>> memblock_end_of_DRAM() returns end_address + 1, not end address.
>> While some code assumes that it returns end address.
> 
> Shouldn't we instead fix it the other way around ? IE, make
> memblock_end_of_DRAM() does what the name implies, which is to return
> the last byte of DRAM, and fix the -other- callers not to make bad
> assumptions ?

That was my impression too when I saw this patch.
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