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From: Christoffer Dall <christoffer.dall@linaro.org>
To: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
Cc: Scott Wood <scottwood@freescale.com>,
	Yoder Stuart-B08248 <B08248@freescale.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Kim Phillips <kim.phillips@linaro.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"a.motakis@virtualopensystems.com"
	<a.motakis@virtualopensystems.com>,
	"agraf@suse.de" <agraf@suse.de>,
	Wood Scott-B07421 <B07421@freescale.com>,
	Sethi Varun-B16395 <B16395@freescale.com>,
	Bhushan Bharat-R65777 <R65777@freescale.com>,
	"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
	"santosh.shukla@linaro.org" <santosh.shukla@linaro.org>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: RFC: (re-)binding the VFIO platform driver to a platform device
Date: Wed, 2 Oct 2013 21:44:06 +0100	[thread overview]
Message-ID: <20131002204406.GE3029@lvm> (raw)
In-Reply-To: <20131002203943.GB10871@kroah.com>

On Wed, Oct 02, 2013 at 01:39:43PM -0700, gregkh@linuxfoundation.org wrote:
> On Wed, Oct 02, 2013 at 09:27:38PM +0100, Christoffer Dall wrote:
> > > > What you're suggesting would let users specify that
> > > > a serial driver should handle a NIC hardware, no?  That sounds much much
> > > > worse to me.
> > > 
> > > The flag (and wildcard match, if applicable) would be set by the driver,
> > > not by the user.  Whereas PCI's "new_id" and the "new_compatible" being
> > > suggested in this thread would allow exactly that, assuming the driver
> > > doesn't reject the device in the probe function.
> > > 
> > ok, fair enough, but still, I don't see the _generic_ need for having a
> > kernel feature that allows some random driver to bind to a device, but
> > then again, I'm not an authority in this area.
> 
> Again, this is already there, and has been for years with no problems,
> so I really don't understand the issue you have with it.
> 
As I said, I'm not an authority, just sounded to me like we were trying
to build something very generic to solve a very specific case, but I
certainly don't want to invent problems that don't exist.

-Christoffer

  reply	other threads:[~2013-10-02 20:44 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 [this message]
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
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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