[lkml]   [2008]   [Jun]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges
Paul Jackson wrote:
> hpa wrote:
>> Realistically, we need the infrastructure to be able to make paranoia
>> reservations, and you need to be able to deal with later finding they
>> are actually in use.
> While the tone of your reply sounds like something I would naturally
> agree with, I can't actually figure out what you mean in this case ;).
> In particular, Peter, would you agree/disagree/other with the direction
> that Huang and I agreed to last night:
>> Would you recommend doing this with code in arch/x86/kernel/head.c,
>> that did not invoke reserve_ebda_region() if efi_enabled was set?

I disagree with it, I do not consider it safe. I think you have to
consider the difference between a "safety reservation" and a "actual
reservation", with the latter being allowed to overlap the former.


 \ /
  Last update: 2008-06-16 19:09    [W:0.072 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site