linux-kernel - Re: Bisected regression (Was Re: current -git fails to boot on nehalem-ex)

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]

Message-ID: <4B21789F.4030707@zytor.com>
Date:	Thu, 10 Dec 2009 14:39:27 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	Jens Axboe <jens.axboe@...cle.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Randy Dunlap <randy.dunlap@...cle.com>
Subject: Re: Bisected regression (Was Re: current -git fails to boot on	nehalem-ex)

On 12/10/2009 01:07 PM, Yinghai Lu wrote:
> 
> it turns out BIOS is using first 64k for mptable without reserve it.
> 
> so try to find good range for it instead of hard code it.
> in case some bios try to use that range for sth.
> 

Is this an EFI BIOS?  Otherwise, the first 64K would be clobbered anyway
by the boot loader, so it is invalid anyway...  If it is EFI, it is
theoretically possible.

	-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/