From: Matthew Garrett <mjg59@srcf.ucam.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: "Li, Aubrey" <aubrey.li@linux.intel.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ingo Molnar <mingo@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [BUG] x86: reboot doesn't reboot
Date: Fri, 4 Apr 2014 16:36:34 +0100 [thread overview]
Message-ID: <20140404153634.GA14519@srcf.ucam.org> (raw)
In-Reply-To: <533ECC2C.6090505@zytor.com>
On Fri, Apr 04, 2014 at 08:13:48AM -0700, H. Peter Anvin wrote:
> On 04/04/2014 08:12 AM, Matthew Garrett wrote:
> > On Fri, Apr 04, 2014 at 09:27:48AM +0800, Li, Aubrey wrote:
> >
> >> The current situation is,
> >> - we have one(do we know more?) preproduction machine hangs by CF9.
> >> - We have more than one(could be thousand known) production machine
> >> works by CF9.
> >
> > Production hardware should never require CF9.
> >
>
> There are a lot of things that shouldn't be.
Windows doesn't hit CF9, and production hardware is always tested with
Windows, so. Adding CF9 may make things work in some situations but it
clearly breaks them in others - we'd be better off spending our time
figuring out why systems that appear to need CF9 won't otherwise work.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2014-04-04 15:36 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-03 6:14 [BUG] x86: reboot doesn't reboot Steven Rostedt
[not found] ` <070BEF4AC20468458C22969097656CD91163106C@shsmsx102.ccr.corp.intel.com>
2014-04-03 6:30 ` FW: " Li, Aubrey
2014-04-03 12:09 ` Steven Rostedt
2014-04-03 13:41 ` Steven Rostedt
2014-04-03 13:45 ` Matthew Garrett
2014-04-03 14:10 ` H. Peter Anvin
2014-04-03 14:47 ` Steven Rostedt
2014-04-03 14:50 ` Matthew Garrett
2014-04-03 15:14 ` Steven Rostedt
2014-04-03 15:17 ` Steven Rostedt
2014-04-03 15:20 ` H. Peter Anvin
2014-04-03 15:21 ` H. Peter Anvin
2014-04-03 15:39 ` Steven Rostedt
2014-04-03 15:58 ` H. Peter Anvin
2014-04-03 16:13 ` Steven Rostedt
2014-04-03 23:23 ` Li, Aubrey
2014-04-03 23:40 ` Steven Rostedt
2014-04-03 23:52 ` Li, Aubrey
2014-04-04 0:12 ` H. Peter Anvin
2014-04-04 1:27 ` Li, Aubrey
2014-04-04 1:40 ` H. Peter Anvin
2014-04-04 6:13 ` Ingo Molnar
2014-04-04 12:34 ` H. Peter Anvin
2014-04-04 15:12 ` Matthew Garrett
2014-04-04 15:13 ` H. Peter Anvin
2014-04-04 15:36 ` Matthew Garrett [this message]
2014-04-04 15:39 ` H. Peter Anvin
2014-04-04 15:46 ` Matthew Garrett
2014-04-04 16:01 ` Steven Rostedt
2014-04-04 17:34 ` Ingo Molnar
2014-04-04 17:37 ` H. Peter Anvin
2014-04-04 17:44 ` Ingo Molnar
2014-04-04 18:00 ` Matthew Garrett
2014-04-04 15:38 ` Linus Torvalds
2014-04-04 15:45 ` Matthew Garrett
2014-04-04 15:54 ` Tobias Klausmann
2014-04-04 16:09 ` Linus Torvalds
2014-04-04 16:21 ` Matthew Garrett
2014-04-04 18:19 ` Linus Torvalds
2014-04-28 6:02 ` Yuhong Bao
2014-04-04 16:31 ` H. Peter Anvin
[not found] ` <cbb97256-9323-4d67-8523-061972e07ecc@email.android.com>
2014-04-04 17:01 ` H. Peter Anvin
2014-04-04 17:40 ` Ingo Molnar
2014-04-04 18:26 ` Linus Torvalds
2014-04-04 2:16 ` Steven Rostedt
2014-04-04 2:43 ` Li, Aubrey
2014-04-03 15:35 ` Steven Rostedt
2014-04-04 6:41 ` [PATCH] x86: Try the BIOS reboot method before the PCI reboot method Ingo Molnar
2014-04-04 7:53 ` [PATCH] x86: Don't do the BIOS and PCI 0xCF9 reboot methods by default Ingo Molnar
2014-04-04 7:54 ` [tip:x86/reboot] [PATCH] x86: Try the BIOS reboot method before the PCI reboot method tip-bot for Ingo Molnar
2014-04-04 8:00 ` Ingo Molnar
2014-04-04 12:37 ` H. Peter Anvin
2014-04-04 13:30 ` Steven Rostedt
2014-04-04 13:38 ` Li, Aubrey
2014-04-04 15:09 ` Adam Williamson
2014-04-04 15:13 ` Matthew Garrett
2014-04-04 15:28 ` H. Peter Anvin
2014-04-06 17:40 ` One Thousand Gnomes
2014-04-06 18:40 ` H. Peter Anvin
2014-04-07 8:00 ` Li, Aubrey
2014-04-07 21:03 ` H. Peter Anvin
2014-04-07 22:04 ` Adam Williamson
2014-04-07 22:09 ` H. Peter Anvin
2014-04-07 23:12 ` Adam Williamson
2014-04-09 20:50 ` H. Peter Anvin
2014-04-04 17:48 ` Ingo Molnar
2014-04-04 19:12 ` Linus Torvalds
2014-04-07 15:42 ` Steven Rostedt
2014-04-14 11:22 ` [tip:x86/urgent] " tip-bot for Ingo Molnar
2014-04-14 11:27 ` Ingo Molnar
2014-04-14 16:04 ` Steven Rostedt
2014-04-16 7:40 ` [tip:x86/urgent] x86: Remove the PCI reboot method from the default chain tip-bot for Ingo Molnar
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