[PATCH v3 4/4] kexec, x86_64: Load bzImage64 above 4G

H. Peter Anvin hpa at zytor.com
Wed Nov 21 18:34:22 EST 2012

On 11/21/2012 12:47 PM, Yinghai Lu wrote:
>>>> We should fix that limitation instead.
>>> sure, but that will make arch/x86/boot/compressed/head_64.S not need
>>> complicated.
> If that add cover cross GB boundary handling in head_64.S, may need
> another 100 line code
> for checking and etc.

That seems unlikely.

> Also will need another two spare pages for cross 512G boundary.

Doesn't seem like a problem.

Let me be blunt: either we do it right or we don't do it at all.


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

More information about the kexec mailing list