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From: Bjorn Helgaas <bjorn.helgaas@hp.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>,
	"Sébastien Dugué" <sebastien.dugue@bull.net>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Linus Torvalds" <torvalds@linux-foundation.org>
Subject: Re: commit 7e92b4fc34 - x86, serial: convert legacy COM ports to platform devices - broke my serial console
Date: Tue, 24 Jul 2007 14:34:32 -0600	[thread overview]
Message-ID: <200707241434.32374.bjorn.helgaas@hp.com> (raw)
In-Reply-To: <46A65D7D.6040409@garzik.org>

On Tuesday 24 July 2007 02:13:49 pm Jeff Garzik wrote:
> Bjorn Helgaas wrote:
> >   - Linux enumerates CPUs with the MADT; I think Windows uses the ACPI
> >     namespace.  Sometimes there are multiple MADTs, and sometimes Linux
> >     uses the wrong one.
> 
> Color me skeptical.  I think we would have bug reports if we were really 
> getting this wrong a lot of the time.

We do have bug reports, like http://bugzilla.kernel.org/show_bug.cgi?id=7465
Not very many, but enough that I'd like to get to the root cause.

> You seem to be missing that ignoring BIOS is often a VERY GOOD thing, 
> that has served us well many many times in the past.

I can see that I'm not going to win this argument :-)

But I would like to find and fix the problem with Sebastien's machine,
because the patch does fix real problems with IRDA and I think the fix
for Sebastien is likely to fix other PNP issues.

Bjorn

  parent reply	other threads:[~2007-07-24 20:35 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-24 14:28 Sébastien Dugué
2007-07-24 15:48 ` Bjorn Helgaas
2007-07-24 17:49   ` Jeff Garzik
2007-07-24 18:09     ` Andrew Morton
2007-07-24 19:07       ` Jeff Garzik
2007-07-24 18:17     ` Maciej W. Rozycki
2007-07-24 19:53       ` Bjorn Helgaas
2007-07-24 20:13         ` Jeff Garzik
2007-07-24 20:33           ` Yinghai Lu
2007-07-25  2:34             ` Bjorn Helgaas
2007-07-25  4:27               ` Yinghai Lu
2007-07-25 12:55                 ` Bjorn Helgaas
2007-07-25 15:57                   ` Yinghai Lu
2007-07-25 16:11                     ` Bjorn Helgaas
2007-07-25 16:45                       ` Yinghai Lu
2007-07-24 20:34           ` Bjorn Helgaas [this message]
2007-07-24 20:40             ` Jeff Garzik
2007-07-24 20:56               ` Bjorn Helgaas
2007-07-24 21:05                 ` Jeff Garzik
2007-07-24 22:07                   ` Alan Cox
     [not found]                     ` <p73ir88sax1.fsf@bingen.suse.de>
2007-07-25 15:48                       ` Alan Cox
2007-07-25 16:06                         ` Bjorn Helgaas
2007-07-25 16:47                           ` Jeff Garzik
2007-07-25 17:34                             ` Alan Cox
2007-07-25 17:38                           ` Alan Cox
2007-07-24 22:06                 ` Alan Cox
2007-07-25  7:45   ` Sébastien Dugué
2007-07-25 13:16     ` Bjorn Helgaas
2007-07-25 13:32       ` Sébastien Dugué
2007-07-25 13:38         ` Sébastien Dugué
2007-07-25 22:41         ` Bjorn Helgaas
2007-07-26  0:37           ` Yinghai Lu
2007-07-26  1:35             ` Yinghai Lu
2007-07-26  2:21             ` Shaohua Li
2007-07-26  3:33               ` Bjorn Helgaas
2007-07-27 18:16               ` Bjorn Helgaas
2007-07-27 18:38                 ` Yinghai Lu
2007-07-27 18:56                   ` Bjorn Helgaas
2007-07-27 20:35                     ` Yinghai Lu
2007-07-27 20:58                       ` Bjorn Helgaas
2007-07-27 21:05                         ` Jeff Garzik
2007-07-27 21:53                           ` Kay Sievers
2007-07-29 17:21                           ` Kyle Moffett
2007-07-29 18:03                 ` Russell King
2007-07-26  8:08           ` Sébastien Dugué
2007-07-25 15:51       ` Yinghai Lu
  -- strict thread matches above, loose matches on Subject: below --
2007-07-22 21:04 Linus 2.6.23-rc1 Linus Torvalds
2007-07-23 18:38 ` 2.6.23-rc1: BUG_ON in kmap_atomic_prot() Alexey Dobriyan
2007-07-23 19:01   ` Alexey Dobriyan
2007-07-23 20:24     ` Andrew Morton
2007-07-23 20:40       ` Alexey Dobriyan
2007-07-23 21:01         ` Alexey Dobriyan
2007-07-23 21:11           ` Andrew Morton
2007-07-23 21:28             ` Linus Torvalds
2007-07-24 17:59               ` Adrian Bunk
2007-07-24 18:14                 ` Linus Torvalds
2007-07-26  6:09                   ` commit 7e92b4fc34 - x86, serial: convert legacy COM ports to platform devices - broke my serial console H. Peter Anvin

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