linux-kernel - Re: [PATCH 5/5] x86_64 EFI support -v3: EFI document

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 09 Aug 2007 10:25:58 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <ak@...e.de>
CC:	huang ying <huang.ying.caritas@...il.com>,
	Etienne Lorrain <etienne_lorrain@...oo.fr>,
	linux-kernel@...r.kernel.org, ebiederm@...ssion.com
Subject: Re: [PATCH 5/5] x86_64 EFI support -v3: EFI document

Andi Kleen wrote:
> 
> Ah i didn't realize this. Ok then kexec is also quite broken.
> Somehow this must have been missed this fundamental flaw when this code was 
> reviewed.
> 

It wasn't missed.  It was given the "there is no other way" defence, and
somehow that was considered sufficient.

Now, one could argue that kexec can just pass the boot_params from the
previous kernel boot, except there is no way to read them out, and so
it's not how it actually works.

	-hpa
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/