Re: [PATCH] x86: Find correct 64 bit ramdisk address for microcode early update

From: H. Peter Anvin
Date: Wed Jun 11 2014 - 02:08:29 EST


On 06/10/2014 10:04 PM, Yinghai Lu wrote:
> When using kexec with 64bit kernel, bzImage and ramdisk could be
> loaded above 4G. We need this to get correct ramdisk adress.
>
> Make get_ramdisk_image() global and use it for early microcode
> updating. Also make it to take boot_params pointer for different
> usage.
>
> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
>

Have you tested this with early microcode loading on a 32-bit kernel?

-hpa


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