linux-kernel - Re: [Patch] acpi: introduce "acpi

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Date:	Wed, 23 Mar 2011 00:28:21 -0400 (EDT)
From:	Len Brown <lenb@...nel.org>
To:	Cong Wang <amwang@...hat.com>
Cc:	Randy Dunlap <rdunlap@...otime.net>, linux-kernel@...r.kernel.org,
	Takao Indoh <tindoh@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Vivek Goyal <vgoyal@...hat.com>, linux-doc@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: [Patch] acpi: introduce "acpi_addr=" parameter for kdump



On Mon, 21 Mar 2011, Cong Wang wrote:

> 于 2011年03月11日 00:26, Randy Dunlap 写道:
> > On Thu, 10 Mar 2011 22:10:43 +0800 Amerigo Wang wrote:
> > > +	acpi_addr=	[ACPI,EFI]
> > > +			Pass the RSDP address to the kernel, mostly used
> > > +			on machines running EFI runtime service to boot the
> > > +			second kernel for kdump.
> > > +
> > 
> > I think that "acpi_addr" is a bit too generic.  How about
> > acpi_rsdp or acpi_root instead?
> > 
> 
> Yup, I agree "acpi_rsdp" is better.

This should also be [KEXEC], and the code should be #ifdef CONFIG_KEXEC
so that sane people can exclude it from their kernels.

thanks,
Len Brown, Intel Open Source Technology Center