linux-kernel - Re: [PATCH] x86: Find offset for crashkernel reservation automatically

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Message-ID: <20080703131456.GA12102@elte.hu>
Date:	Thu, 3 Jul 2008 15:14:56 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Bernhard Walle <bwalle@...e.de>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Vivek Goyal <vgoyal@...hat.com>, x86@...nel.org,
	kexec@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: Find offset for crashkernel reservation
	automatically


* Bernhard Walle <bwalle@...e.de> wrote:

> > > But in general policy should go in userspace (if possible), so I 
> > > agree with you that kexec-tools can handle that.
> > 
> > At a quick skim the patch looks good.  I thought I had initially 
> > implemented the code to work this way but apparently in all of the 
> > churn that aspect of it got lost.
> > 
> > Let's start with trying to allocate the memory as low as possible 
> > for a crash kernel (I think you are already doing that).
> 
> Yes, in 95 % of the cases the crashkernel still gets reserved at 16M.

ok - i've applied it to tip/x86/crashdump - thanks Bernhard.

	Ingo
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