Re: [Patch] acpi: introduce "acpi_addr=" parameter for kdump
From: Eric W. Biederman
Date: Wed Mar 23 2011 - 00:36:46 EST
Len Brown <lenb@xxxxxxxxxx> writes:
> On Mon, 21 Mar 2011, Cong Wang wrote:
>> ä 2011å03æ11æ 00:26, Randy Dunlap åé:
>> > 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.
So far sane people don't use EFI on x86 so that is easy enough.
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