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From: Scott Wood <scottwood@freescale.com>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: Kim Phillips <kim.phillips@linaro.org>,
	Bhushan Bharat <R65777@freescale.com>,
	Wood Scott <B07421@freescale.com>,
	Yoder Stuart <B08248@freescale.com>,
	<christoffer.dall@linaro.org>, <linux-kernel@vger.kernel.org>,
	<a.motakis@virtualopensystems.com>, <agraf@suse.de>,
	Sethi Varun <B16395@freescale.com>, <peter.maydell@linaro.org>,
	<santosh.shukla@linaro.org>, <kvm@vger.kernel.org>,
	<gregkh@linuxfoundation.org>
Subject: Re: [PATCH 3/4] VFIO: pci: amend vfio-pci for explicit binding via sysfs only
Date: Mon, 28 Oct 2013 13:00:05 -0500	[thread overview]
Message-ID: <1382983205.3410.6.camel@snotra.buserror.net> (raw)
In-Reply-To: <1382982462.4097.38.camel@ul30vt.home>

On Mon, 2013-10-28 at 11:47 -0600, Alex Williamson wrote:
> On Fri, 2013-10-11 at 01:27 -0500, Kim Phillips wrote:
> > Force the vfio-pci driver to only be bound explicitly via sysfs to avoid
> > conflics with other drivers in the event of a hotplug.
> 
> We can't break userspace, so we can't disable the current method of
> binding devices to vfio-pci.  We can add a new method and perhaps
> deprecate the existing mechanism to be removed at some point in the
> future.  Thanks,

I thought the existing method involved using sysfs bind, and this was
just eliminating a race.  How does the bind get triggered currently?

-Scott




  reply	other threads:[~2013-10-28 18:00 UTC|newest]

Thread overview: 66+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-01 18:38 RFC: (re-)binding the VFIO platform driver to a platform device Kim Phillips
2013-10-01 19:15 ` Scott Wood
2013-10-01 19:17   ` Scott Wood
2013-10-01 22:01     ` Kim Phillips
2013-10-01 21:59   ` Kim Phillips
2013-10-01 22:44     ` Scott Wood
2013-10-01 20:00 ` Greg Kroah-Hartman
2013-10-01 22:02   ` Kim Phillips
2013-10-02  1:53     ` Christoffer Dall
2013-10-02  2:35       ` Alex Williamson
2013-10-02 15:14         ` Christoffer Dall
2013-10-02 15:29           ` Alex Williamson
2013-10-02 18:25           ` Yoder Stuart-B08248
2013-10-02 18:32             ` Scott Wood
2013-10-02 18:43               ` Christoffer Dall
2013-10-02 20:04                 ` Kim Phillips
2013-10-02 20:13                   ` Christoffer Dall
2013-10-02 20:19                     ` Scott Wood
2013-10-02 20:14                 ` Scott Wood
2013-10-02 20:27                   ` Christoffer Dall
2013-10-02 20:39                     ` gregkh
2013-10-02 20:44                       ` Christoffer Dall
2013-10-02 20:37                 ` gregkh
2013-10-02 20:42                   ` Christoffer Dall
2013-10-02 21:08                   ` Scott Wood
2013-10-02 21:16                     ` gregkh
2013-10-02 21:35                       ` Scott Wood
2013-10-02 23:40                         ` gregkh
2013-10-03 18:33                           ` Scott Wood
2013-10-03 18:54                             ` gregkh
2013-10-03 19:11                               ` Scott Wood
2013-10-03 20:32                                 ` gregkh
2013-10-09 19:02                                   ` Yoder Stuart-B08248
2013-10-09 19:16                                     ` gregkh
2013-10-09 19:49                                       ` Scott Wood
2013-10-09 19:21                                     ` Scott Wood
2013-10-09 19:44                                       ` Yoder Stuart-B08248
2013-10-09 20:03                                         ` Scott Wood
2013-10-10  3:05                                           ` Kim Phillips
2013-10-10  8:01                                             ` Bhushan Bharat-R65777
2013-10-10 15:27                                               ` Scott Wood
2013-10-11  6:27                                                 ` [PATCH 1/4] driver core: Add new device_driver flag to allow binding via sysfs only Kim Phillips
2013-10-11  6:27                                                   ` [PATCH 2/4] driver core: platform: allow platform drivers to bind to any device Kim Phillips
2013-10-11  6:27                                                   ` [PATCH 3/4] VFIO: pci: amend vfio-pci for explicit binding via sysfs only Kim Phillips
2013-10-11 20:43                                                     ` Scott Wood
2013-10-11 23:17                                                       ` Kim Phillips
2013-10-14 13:01                                                         ` Yoder Stuart-B08248
2013-10-14 17:13                                                           ` Scott Wood
2013-10-24 11:32                                                         ` Bhushan Bharat-R65777
2013-10-28 17:47                                                     ` Alex Williamson
2013-10-28 18:00                                                       ` Scott Wood [this message]
2013-10-28 18:09                                                         ` Scott Wood
2013-10-29  3:38                                                           ` Bhushan Bharat-R65777
2013-10-29  3:40                                                             ` Scott Wood
2013-10-29  3:52                                                               ` Bhushan Bharat-R65777
2013-10-29  4:29                                                                 ` Scott Wood
2013-10-29  4:31                                                                   ` Bhushan Bharat-R65777
2013-10-29  4:35                                                                     ` Scott Wood
2013-10-29  4:45                                                                       ` Bhushan Bharat-R65777
2013-10-29  4:54                                                                         ` Scott Wood
2013-10-29  6:39                                                                           ` Bhushan Bharat-R65777
2013-10-11  6:27                                                   ` [PATCH] VFIO: platform: allow the driver to bind to any device explicitly via sysfs Kim Phillips
2013-10-10  7:45                                           ` RFC: (re-)binding the VFIO platform driver to a platform device Bhushan Bharat-R65777
2013-10-10 13:43                                             ` Yoder Stuart-B08248
2013-10-10 15:23                                             ` Scott Wood
2013-10-10 15:25                                               ` Bhushan Bharat-R65777

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