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.

Eric
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/