Re: kexec regression since 4.9 caused by efi

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On 03/17/17 at 01:32pm, Matt Fleming wrote:
> On Fri, 17 Mar, at 10:09:51AM, Dave Young wrote:
> > 
> > Matt, I think it should be fine although I think the md type checking in
> > efi_mem_desc_lookup() is causing confusion and not easy to understand..
>  
> Could you make that a separate patch if you think of improvements
> there?

Duplicate the lookup function is indeed a little ugly, will do it when I
have a better idea, we can leave it as is since it works.

> 
> > How about move the if chunk early like below because it seems no need
> > to sanity check the addr + size any more if the md is still RUNTIME?
> 
> My original version did as you suggest, but I changed it because we
> *really* want to know if someone tries to reserve a range that spans
> regions. That would be totally unexpected and a warning about a
> potential bug/issue.

Matt, I'm fine if you prefer to capture the range checking errors.
Would you like me to post it or just you send it out?

Thanks
Dave
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