linux-kernel - Re: [PATCH] x86, kdump: Set crashkernel

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Message-ID: <513E2695.3080707@zytor.com>
Date:	Mon, 11 Mar 2013 11:46:45 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Vivek Goyal <vgoyal@...hat.com>
CC:	Yinghai Lu <yinghai@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, WANG Chao <chaowang@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86, kdump: Set crashkernel_low automatically

On 03/11/2013 11:26 AM, Vivek Goyal wrote:
>>
> Hi Yinghai,
> 
> In mutt your patches are showing as attachment instead of inline. Mutt
> thinks attachment is of type "application/octet-stream". Not sure if
> this is configuration issue on my part or something is going on your
> end.
> 
> I have few more concerns.
> 
> - Are we able to reserve 512MB memory now below 896MB. I remember so
>   far it was broken.
> 

What is the purpose of reserving that kind of memory below 896 MB?  If
you have a 32-bit system, it will likely be useless since you are
robbing the primary of most of lowmem, on a 64-bit system 896 MB is not
a magic value in any way...?

	-hpa

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