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From: Jeff Garzik <jeff@garzik.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Virtualization Mailing List <virtualization@lists.osdl.org>,
	virtualization@lists.linux-foundation.org, mathiasen@gmail.com,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: A set of "standard" virtual devices?
Date: Mon, 02 Apr 2007 18:25:02 -0400	[thread overview]
Message-ID: <461182BE.5040902@garzik.org> (raw)
In-Reply-To: <46117F72.6020506@zytor.com>

H. Peter Anvin wrote:
> However, one probably wants to think about what the heck one actually 
> means with "virtualization" in the absence of a lot of this stuff.  PCI 
> is probably the closest thing we have to a lowest common denominator for 
> device detection.


Sure, but let's look beyond device detection.  For instance, it does not 
necessarily follow that emulating PCI DMA is the best way to go for 
communication with a virtual device, once detected.

Outside of pci_device_id driver matching, is there much value here?

	Jeff

WARNING: multiple messages have this Message-ID (diff)
From: Jeff Garzik <jeff@garzik.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>, Andi Kleen <ak@suse.de>,
	virtualization@lists.linux-foundation.org,
	Virtualization Mailing List <virtualization@lists.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	mathiasen@gmail.com
Subject: Re: A set of "standard" virtual devices?
Date: Mon, 02 Apr 2007 18:25:02 -0400	[thread overview]
Message-ID: <461182BE.5040902@garzik.org> (raw)
In-Reply-To: <46117F72.6020506@zytor.com>

H. Peter Anvin wrote:
> However, one probably wants to think about what the heck one actually 
> means with "virtualization" in the absence of a lot of this stuff.  PCI 
> is probably the closest thing we have to a lowest common denominator for 
> device detection.


Sure, but let's look beyond device detection.  For instance, it does not 
necessarily follow that emulating PCI DMA is the best way to go for 
communication with a virtual device, once detected.

Outside of pci_device_id driver matching, is there much value here?

	Jeff



  reply	other threads:[~2007-04-02 22:25 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-02 20:18 A set of "standard" virtual devices? H. Peter Anvin
2007-04-02 20:31 ` Roland Dreier
2007-04-02 20:33   ` H. Peter Anvin
2007-04-02 21:49     ` Roland Dreier
2007-04-02 20:56 ` Jeremy Fitzhardinge
2007-04-02 21:12   ` Andi Kleen
2007-04-02 21:33     ` Jeff Garzik
2007-04-02 21:33       ` Jeff Garzik
2007-04-02 21:36       ` Andi Kleen
2007-04-02 21:36         ` Andi Kleen
2007-04-02 21:42         ` Jeremy Fitzhardinge
2007-04-02 21:42           ` Jeremy Fitzhardinge
2007-04-02 21:53           ` Anthony Liguori
2007-04-02 21:53             ` Anthony Liguori
2007-04-02 22:04             ` Jeremy Fitzhardinge
2007-04-02 22:10           ` H. Peter Anvin
2007-04-02 22:10             ` H. Peter Anvin
2007-04-02 22:25             ` Jeff Garzik [this message]
2007-04-02 22:25               ` Jeff Garzik
2007-04-02 22:30               ` H. Peter Anvin
2007-04-02 22:30                 ` H. Peter Anvin
2007-04-03  9:41             ` Arnd Bergmann
2007-04-03 10:41               ` Cornelia Huck
2007-04-03 12:15                 ` Arnd Bergmann
2007-04-03 13:39                   ` Cornelia Huck
2007-04-03 14:03                     ` Arnd Bergmann
2007-04-03 16:07                       ` Cornelia Huck
2007-04-03  8:29     ` Christian Borntraeger
2007-04-03  8:30       ` Andi Kleen
2007-04-03  9:17         ` Cornelia Huck
2007-04-03  9:26           ` Andi Kleen
2007-04-03 10:51             ` Cornelia Huck
2007-04-03 15:00             ` Adrian Bunk
2007-04-03 17:50           ` Arnd Bergmann
2007-04-03 17:50             ` Arnd Bergmann
2007-04-03 19:07             ` Jeremy Fitzhardinge
2007-04-03 19:42               ` Arnd Bergmann
2007-04-03 19:55                 ` Jeremy Fitzhardinge
2007-04-03 20:03                   ` H. Peter Anvin
2007-04-03 20:03                     ` H. Peter Anvin
2007-04-03 21:00                     ` Jeremy Fitzhardinge
2007-04-03 21:00                       ` Jeremy Fitzhardinge
2007-04-03 21:45                       ` H. Peter Anvin
2007-04-03 21:51                       ` Arnd Bergmann
2007-04-03 22:10                         ` H. Peter Anvin
2007-04-03 22:10                           ` H. Peter Anvin
2007-04-03 22:49                           ` Arnd Bergmann
2007-04-04  0:52                             ` H. Peter Anvin
2007-04-04 13:11                               ` Arnd Bergmann
2007-04-04 15:50                                 ` H. Peter Anvin
2007-04-03 20:50                   ` Arnd Bergmann
2007-04-03 20:50                     ` Arnd Bergmann

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