Re: Use PCI ROMs from EFI boot services
From: H. Peter Anvin
Date: Wed Dec 05 2012 - 19:36:36 EST
On 12/05/2012 04:15 PM, Yinghai Lu wrote:
> -#ifndef CONFIG_DEBUG_BOOT_PARAMS
> -struct boot_params __initdata boot_params;
> struct boot_params boot_params;
> No, that is not a right fix
> We should only cache pointer to setup_data.
> at the same time we should export setup_data into /sys, so kexec could
> append this pointer to command of
> second kernel, just like kexec append acpi_rsdp.
> That should address DavidW's concern.
I don't see why that isn't the right fix. We copy the data into
boot_params early in the boot; that *is* the official copy as far as the
kernel is concerned.
So this patch very much seems like The Right Thing.
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