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From: David Woodhouse <dwmw2@infradead.org>
To: Linus Torvalds <torvalds@linux-foundation.org>,
	Jeremy Allison <jra@samba.org>
Cc: ksummit-discuss@lists.linuxfoundation.org
Subject: Re: [Ksummit-discuss] [CORE TOPIC] GPL defense issues
Date: Sat, 27 Aug 2016 08:00:56 +0100	[thread overview]
Message-ID: <1472281256.61594.631.camel@infradead.org> (raw)
In-Reply-To: <CA+55aFys2c7ts_qoojZANfk2PmPqwOSuN3j1L-Eb_75NYZOP_A@mail.gmail.com>

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On Fri, 2016-08-26 at 17:19 -0700, Linus Torvalds wrote:
> Not only is "linking" not something that has any legal meaning, but
> the GPLv2 doesn't even mention it.  Yet people _continually_ talk
> about linking.

They do, and it's a pain.

> But what the license says - and more importantly, what copyright law
> itself actually is all about - is not linking, but "derived work".

You're close to one of the other errors that people continually make.

The licence specifically talks about "derivative or collective works".

It isn't just about "derived work" in the sense of "is your module a
derived work of the kernel?".

It also includes "is your module shipped as part of a collective work
including the kernel?".

And I'm not intending to get into specific *answers* to those questions
in this case, but we should not forget that they *are* the questions. 

You're right; we should not keep talking about "linking".

And we should not keep talking about "derived work" as if it's all that
matters.

-- 
dwmw2

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  parent reply	other threads:[~2016-08-27  7:01 UTC|newest]

Thread overview: 173+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-26 19:33 Jeremy Allison
2016-08-26 21:19 ` David Woodhouse
2016-08-26 21:51 ` Linus Torvalds
2016-08-26 22:42   ` Jeremy Allison
2016-08-26 23:02     ` Theodore Ts'o
2016-08-26 23:58       ` Jeremy Allison
2016-08-27  0:19         ` Linus Torvalds
2016-08-27  1:30           ` Jeremy Allison
2016-08-27  7:00           ` David Woodhouse [this message]
2016-08-26 23:54   ` Bradley M. Kuhn
2016-08-27 16:26     ` Greg KH
2016-08-27 21:18       ` Bradley M. Kuhn
2016-08-28  1:43         ` James Bottomley
2016-08-28  2:02           ` Bradley M. Kuhn
2016-08-28  3:10             ` James Bottomley
2016-08-28  4:42               ` Bradley M. Kuhn
2016-08-28 20:51                 ` James Bottomley
2016-08-28  4:24           ` Jeremy Allison
2016-08-28 12:55             ` Theodore Ts'o
2016-08-28 14:06               ` David Woodhouse
2016-08-29  6:26                 ` Greg KH
2016-08-29 11:10                   ` Harald Welte
2016-08-30 17:38                   ` Mark Brown
2016-08-30 18:04                     ` Luis R. Rodriguez
2016-08-30 18:36                       ` Josh Triplett
2016-08-28 15:43               ` Jeremy Allison
2016-08-28 19:36                 ` Theodore Ts'o
2016-08-28 20:36                   ` Linus Torvalds
2016-08-29 15:35                     ` Steven Rostedt
2016-08-29 15:51                       ` Jiri Kosina
2016-08-29 19:45                         ` Karen Sandler
2016-08-29 16:26                     ` Jeremy Allison
2016-08-30 17:13                     ` Luis R. Rodriguez
2016-08-28 16:26               ` Bradley M. Kuhn
2016-08-28 19:58                 ` Theodore Ts'o
2016-08-28 22:54                   ` Bradley M. Kuhn
2016-08-29  9:01                     ` Harald Welte
2016-08-30 16:15               ` Luis R. Rodriguez
2016-08-30 16:45                 ` Greg KH
2016-08-30 17:20                   ` Luis R. Rodriguez
2016-08-30 18:15                     ` Greg KH
2016-08-30 19:17                       ` Luis R. Rodriguez
2016-08-31  2:58                         ` Theodore Ts'o
2016-08-31 18:51                           ` Luis R. Rodriguez
2016-08-31  8:37                         ` Greg KH
2016-08-31 18:53                           ` Luis R. Rodriguez
2016-08-30 23:19                       ` Luis R. Rodriguez
2016-08-30 17:49                   ` Jeremy Allison
2016-08-30 18:17                     ` Greg KH
2016-08-30 18:28                       ` Jeremy Allison
2016-08-30 17:10                 ` James Bottomley
2016-08-30 17:16                   ` Luck, Tony
2016-08-30 17:40                     ` Luis R. Rodriguez
2016-08-30 17:37                   ` Luis R. Rodriguez
2016-08-28 15:37             ` James Bottomley
2016-08-28  5:09           ` Jeremy Allison
2016-08-27 23:02       ` Jeremy Allison
2016-08-27 23:13         ` Linus Torvalds
2016-08-27 23:29           ` Jeremy Allison
     [not found]           ` <CAPeXnHsTskZhwS6Ckp=xRzxbwax9FrMc5gRFmFmySY-Pq3KexA@mail.gmail.com>
     [not found]             ` <CAPeXnHtqc5fYUV89H2E4g-SQmFNmc=3bj1NiCRVAWg=WoP0R7g@mail.gmail.com>
2016-08-27 23:30               ` Matthew Garrett
2016-08-27 23:49                 ` Linus Torvalds
2016-08-28  0:02                   ` Matthew Garrett
2016-08-28  0:16                     ` Linus Torvalds
2016-08-29 16:57                       ` Matthew Garrett
2016-08-27 23:35           ` Jeremy Allison
2016-08-28  4:47             ` Theodore Ts'o
2016-08-28  5:17               ` Jeremy Allison
2016-08-28  5:38               ` Bradley M. Kuhn
2016-08-28  2:58         ` Steven Rostedt
2016-08-28  4:34           ` Jeremy Allison
2016-08-28  8:04             ` Greg KH
2016-08-28 15:58               ` Jeremy Allison
2016-08-28  3:18         ` James Bottomley
2016-08-28  4:40           ` Jeremy Allison
2016-08-28  6:25             ` David Woodhouse
2016-08-29 11:24       ` Maxime Ripard
2016-08-29 11:50         ` Greg KH
2016-08-30  9:57           ` Maxime Ripard
2016-08-30 15:33             ` Arnd Bergmann
2016-08-30 16:04               ` Guenter Roeck
2016-08-30 19:44                 ` Arnd Bergmann
2016-08-31  8:24                   ` Geert Uytterhoeven
2016-08-31  9:28                   ` Maxime Ripard
2016-08-30 16:55               ` Mark Brown
  -- strict thread matches above, loose matches on Subject: below --
2016-08-26  2:46 Linus Torvalds
2016-08-26  3:07 ` Matthew Garrett
2016-08-26  4:25   ` Linus Torvalds
2016-08-26  4:48     ` Matthew Garrett
2016-08-26  5:24       ` Linus Torvalds
2016-08-26  5:35         ` Matthew Garrett
2016-08-26 15:28         ` Rik van Riel
2016-08-26 16:34           ` Linus Torvalds
2016-08-26 16:48             ` Rik van Riel
2016-08-26 17:21               ` Linus Torvalds
2016-08-26 17:49                 ` Matthew Garrett
2016-08-26 19:03                   ` Linus Torvalds
2016-08-26 19:29                     ` Rik van Riel
2016-08-26 19:45                     ` Matthew Garrett
2016-08-26 19:53                       ` James Bottomley
2016-08-26 19:55                         ` Matthew Garrett
2016-08-26 19:58                           ` James Bottomley
2016-08-26 21:41                         ` Theodore Ts'o
2016-08-26 23:04                           ` Luis R. Rodriguez
2016-08-26 23:34                             ` Theodore Ts'o
2016-08-27  0:03                               ` Luis R. Rodriguez
2016-08-27  4:00                           ` Josh Triplett
2016-08-26 19:59                       ` Linus Torvalds
2016-08-26 16:52             ` Linus Torvalds
2016-08-26 19:36             ` Bradley M. Kuhn
2016-08-26 20:09               ` Jeremy Allison
2016-08-26 15:23 ` Karen Sandler
2016-08-26 16:37   ` James Bottomley
2016-08-26 17:19     ` Karen Sandler
2016-08-27 15:43       ` Greg KH
2016-08-27 17:14         ` Bradley M. Kuhn
2016-08-27 18:47           ` Julia Lawall
2016-08-27 18:35 ` Wolfram Sang
2016-08-27 22:50   ` Linus Torvalds
2016-08-28  7:47   ` Greg KH
2016-08-28  9:54     ` David Woodhouse
2016-08-29 17:42     ` Rik van Riel
2016-08-29 18:49       ` Linus Torvalds
2016-08-29 19:04         ` James Bottomley
2016-08-30 18:00           ` Luis R. Rodriguez
2016-08-30 18:25             ` James Bottomley
2016-08-30 19:31               ` Luis R. Rodriguez
2016-08-29 20:19         ` Wolfram Sang
2016-08-29 21:31       ` Theodore Ts'o
2016-08-29 21:52         ` Matthew Garrett
2016-08-29 21:59         ` Linus Torvalds
2016-08-29 23:05           ` Guenter Roeck
2016-08-30  4:32           ` Bradley M. Kuhn
2016-08-24  5:30 Karen Sandler
2016-08-24 13:08 ` Greg KH
2016-08-24 14:25   ` Karen Sandler
2016-08-24 14:39     ` Josh Triplett
2016-08-24 15:21       ` Mark Brown
2016-08-24 16:54       ` Randy Dunlap
2016-08-24 17:39       ` Greg KH
2016-08-24 17:54         ` Luis R. Rodriguez
2016-08-24 18:30         ` Wolfram Sang
2016-08-24 19:57           ` Greg KH
2016-08-24 20:19             ` James Bottomley
2016-08-24 21:13             ` Karen Sandler
2016-08-24 22:01               ` Theodore Ts'o
2016-08-24 17:38     ` Greg KH
2016-08-24 14:38   ` Daniel Vetter
2016-08-24 14:44     ` Josh Triplett
2016-08-24 15:29   ` David Woodhouse
2016-08-24 17:47     ` Greg KH
2016-08-24 18:24       ` James Bottomley
2016-08-24 20:41         ` Greg KH
2016-08-24 21:09           ` Jiri Kosina
2016-08-24 21:21             ` James Bottomley
2016-08-24 21:33               ` Jiri Kosina
2016-08-24 21:42                 ` James Bottomley
2016-08-24 21:46                   ` Jiri Kosina
2016-08-25 16:27               ` Rik van Riel
2016-08-24 20:50       ` Bradley M. Kuhn
2016-08-24 21:54         ` Greg KH
2016-08-25  4:06           ` Bradley M. Kuhn
2016-08-25  6:37             ` Theodore Ts'o
2016-08-25  7:03               ` Josh Triplett
2016-08-25 20:03                 ` Dave Airlie
2016-08-25 20:20                   ` James Bottomley
2016-08-25 20:28                     ` Dave Airlie
2016-08-26  0:59             ` Greg KH
2016-08-26  2:30               ` Matthew Garrett
2016-08-26 16:34                 ` Luck, Tony
2016-08-26 11:49               ` James Bottomley
2016-08-28  7:48                 ` Wolfram Sang
2016-08-26 12:03             ` James Bottomley
2016-08-26 12:33               ` Christoph Hellwig

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