[patch 2/4] remove extra acpi_rsdp command line for efi

Dave Young dyoung at redhat.com
Mon Oct 28 05:54:59 EDT 2013


Hi,
Thanks for review.

On 10/28/13 at 09:42am, Matthew Garrett wrote:
> On Sun, Oct 27, 2013 at 12:04:39PM +0800, dyoung at redhat.com wrote:
> > Removing code to pass acpi_rsdp because this
> > patch series will support efi runtime, it's not
> > necessary any more. EFI initialization code will
> > take the functionality.
> 
> Won't this break kexec of old kernels that don't have the new UEFI setup 
> code?

For old kernels the efi setup_data esdata will be NULL, it wil switch to
old logic. Also for old kernel user need to pass acpi_rsdp in cmdline

Anyway I will do test with old/new kernel/userspace test results.

--
Thanks
Dave



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