linux-kernel - Re: [PATCH 1/2] x86: add max

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Message-ID: <CAErSpo4cUwwJNq45GZhUW02FU+T72OmvGfNcd2d1WhFo86KFOw@mail.gmail.com>
Date:	Wed, 23 May 2012 08:25:29 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Wen Congyang <wency@...fujitsu.com>
Cc:	rob@...dley.net, tglx@...utronix.de,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] x86: add max_addr boot option

On Tue, May 22, 2012 at 1:02 AM, Wen Congyang <wency@...fujitsu.com> wrote:

> +       if (start >= max_addr) {
> +               printk(KERN_INFO "Ingoring memory: %016Lx - %016Lx\n",
> +                      (unsigned long long)start,
> +                      (unsigned long long)(start + size));
> +               return;
> +       }
> +
> +       if (max_addr - start < size) {
> +               printk(KERN_INFO "Ingoring memory: %016Lx - %016Lx\n",
> +                      (unsigned long long)max_addr,
> +                      (unsigned long long)(start + size));
> +               size = max_addr - start;

s/Ingoring/Ignoring/

Please use a format like "e820: ignoring [mem %#010Lx-%#010Lx]" so it
matches other places where we print physical address ranges.  See
https://lkml.org/lkml/2012/2/13/436

Bjorn
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