linux-kernel - Re: PROBLEM: E6850 has an 8+ minute delay during boot

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:	Fri, 14 Dec 2007 19:00:40 -0500
From:	"Arun Thomas" <arun.thomas@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	"Thomas Gleixner" <tglx@...utronix.de>,
	"Jiri Slaby" <jirislaby@...il.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, "Ingo Molnar" <mingo@...e.hu>
Subject: Re: PROBLEM: E6850 has an 8+ minute delay during boot

On Dec 14, 2007 2:01 PM, H. Peter Anvin <hpa@...or.com> wrote:
> Thomas Gleixner wrote:
> >
> > The problem is caused by an SMI during the calibration routine. We
> > really need to come up with a solid solution which does not rely on
> > the periodic timer coming in, when there is something else (HPET,
> > pm_timer) available.
>
> How long is the SMI?

Is there some instrumentation code somewhere which would allow me to
determine this? If not, can you give me some hints on where to add the
instrumentation code?

Thanks,
Arun
--
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/