All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jeff Garzik <jeff@garzik.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Arjan van de Ven <arjan@infradead.org>,
	linux-kernel@vger.kernel.org, gregkh@suse.de,
	linux-pci@atrey.karlin.mff.cuni.cz,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: Re: [patch] Make MMCONFIG space (extended PCI config space) a driver opt-in issue
Date: Sun, 23 Dec 2007 00:22:43 -0500	[thread overview]
Message-ID: <476DF0A3.9070701@garzik.org> (raw)
In-Reply-To: <alpine.LFD.0.9999.0712222109560.21557@woody.linux-foundation.org>

Linus Torvalds wrote:
> On Sun, 23 Dec 2007, Jeff Garzik wrote:
>>> And yes, if you want the capability following to notice automatically when
>>> capabilities really do go into the 0x100+ range, that's fine. I suspect 
>> Yes, we /must/ do this checking, if we don't already.
> 
> Hell no. If the user asked for mmconfig to be disabled, it needs to be 
> disabled, because it may well be broken and non-working. It's better to 
> not see some capabilities than to lock up the machine.

I think my short response created confusion.  I was only saying that we 
should check for capability overruns, if we don't already[1].

I wasn't saying anything about mmconfig in that sentence, sorry.

Let's pop this sub-thread off the stack, and jump to your "Sounds like a 
plan?" train of thought.

	Jeff



[1] Lioc's response seems to imply my worry about overruns is unfounded.

  reply	other threads:[~2007-12-23  5:22 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-22 12:31 [patch] Make MMCONFIG space (extended PCI config space) a driver opt-in issue Arjan van de Ven
2007-12-22 12:35 ` [patch] opt the sky2 driver into using extended config space Arjan van de Ven
2007-12-22 20:28   ` Stephen Hemminger
2007-12-22 14:20 ` [patch] Make MMCONFIG space (extended PCI config space) a driver opt-in issue Jeff Garzik
2007-12-22 14:47   ` Arjan van de Ven
2007-12-22 15:54     ` Matthew Wilcox
2007-12-22 16:02       ` Arjan van de Ven
2007-12-22 21:10         ` Matthew Wilcox
2007-12-23 23:33           ` Benjamin Herrenschmidt
2007-12-22 18:06     ` Linus Torvalds
2007-12-22 19:30       ` Martin Mares
2007-12-22 20:15         ` Arjan van de Ven
2007-12-22 20:36           ` Martin Mares
2007-12-23  1:29           ` Jeff Garzik
2007-12-23  1:26       ` Jeff Garzik
2007-12-23  3:46         ` Linus Torvalds
2007-12-23  4:11           ` Jeff Garzik
2007-12-23  4:35             ` Linus Torvalds
2007-12-23  4:52               ` Jeff Garzik
2007-12-23  5:00                 ` Linus Torvalds
2007-12-23  5:09                   ` Jeff Garzik
2007-12-23 21:09                   ` Benjamin Herrenschmidt
2007-12-23 21:15                     ` Martin Mares
2007-12-23 22:32                       ` Ivan Kokshaysky
2007-12-23 23:06                       ` Benjamin Herrenschmidt
2007-12-23 23:19                         ` Benjamin Herrenschmidt
2007-12-23  5:27                 ` Loic Prylli
2007-12-23  5:44                   ` Jeff Garzik
2007-12-23  8:33                     ` Loic Prylli
2007-12-23 11:03                     ` Ivan Kokshaysky
2007-12-23 17:32                       ` Linus Torvalds
2007-12-24  7:31                         ` Jeff Garzik
2007-12-24 18:51                           ` Linus Torvalds
2007-12-24 21:22                             ` Matthew Wilcox
2007-12-27 11:46                             ` Jeff Garzik
2007-12-27 14:09                               ` Arjan van de Ven
2007-12-24  7:22                       ` Jeff Garzik
2007-12-24 15:47                         ` Ivan Kokshaysky
2007-12-23 21:13                     ` Benjamin Herrenschmidt
2007-12-23 10:33                 ` Arjan van de Ven
2007-12-24  7:04                   ` Jeff Garzik
2007-12-24 11:49                     ` Arjan van de Ven
2007-12-24 11:54                       ` Jeff Garzik
2007-12-24 12:00                         ` Arjan van de Ven
2007-12-25  9:22                           ` Martin Mares
2007-12-25  9:40                             ` Martin Mares
2007-12-23  4:13           ` Jeff Garzik
2007-12-23  4:18             ` Jeff Garzik
2007-12-23  4:44               ` Linus Torvalds
2007-12-23  5:04                 ` Jeff Garzik
2007-12-23  5:18                   ` Linus Torvalds
2007-12-23  5:22                     ` Jeff Garzik [this message]
2007-12-23  4:40             ` Linus Torvalds
2007-12-23 10:18               ` Martin Mares
2007-12-23  5:09             ` Loic Prylli
2007-12-23  5:57             ` H. Peter Anvin
2007-12-23  1:34     ` Jeff Garzik
2007-12-22 20:43 ` Benjamin Herrenschmidt
     [not found] <fa.pFsY/52FEkQYqrDPnPMxmcUOsRY@ifi.uio.no>
2007-12-22 16:22 ` Robert Hancock
2007-12-22 19:25   ` Greg KH
2007-12-23  0:56     ` Jeff Garzik

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=476DF0A3.9070701@garzik.org \
    --to=jeff@garzik.org \
    --cc=arjan@infradead.org \
    --cc=benh@kernel.crashing.org \
    --cc=gregkh@suse.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pci@atrey.karlin.mff.cuni.cz \
    --cc=torvalds@linux-foundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.