From: Thomas Gleixner <tglx@linutronix.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "Hans-Jürgen Koch" <hjk@linutronix.de>,
"Bill Davidsen" <davidsen@tmr.com>, "Greg KH" <gregkh@suse.de>,
"Linus Torvalds" <torvalds@osdl.org>,
"Andrew Morton" <akpm@osdl.org>,
linux-kernel@vger.kernel.org,
"Benedikt Spranger" <b.spranger@linutronix.de>
Subject: Re: [GIT PATCH] UIO patches for 2.6.21
Date: Sat, 28 Apr 2007 22:31:37 +0200 [thread overview]
Message-ID: <1177792297.7646.297.camel@localhost.localdomain> (raw)
In-Reply-To: <20070428211515.4e9fd8c5@the-village.bc.nu>
On Sat, 2007-04-28 at 21:15 +0100, Alan Cox wrote:
> > > I have a political question, if I have a user space driver, is my kernel
> > > tainted or not?
> >
> > Surely not. By using the kernel's userspace interface, you create no
> > "derived work" of the kernel. See COPYING in the root directory of the
> > kernel sources for details.
>
> That only covers normal system calls - but I don't think thats what is
> relevant, taints are for debug assistance not politics.
>
> I think we should have a taint flag for UIO type drivers. Not for any
> licensing or political reason but for the simple fact it means that there
> may be other complexities to debugging - and not the same one as a binary
> module. Probably we want the same marker for mmap /dev/mem too.
I agree, if we make it entirely clear that the flag is nonpolitical.
tglx
next prev parent reply other threads:[~2007-04-28 20:29 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-27 22:49 [GIT PATCH] UIO patches for 2.6.21 Greg KH
2007-04-27 22:50 ` [PATCH 1/3] UIO: Add the User IO core code Greg Kroah-Hartman
2007-04-27 22:50 ` [PATCH 2/3] UIO: Documentation Greg Kroah-Hartman
2007-04-27 22:50 ` [PATCH 3/3] UIO: Hilscher CIF card driver Greg Kroah-Hartman
2007-04-29 19:44 ` [PATCH 3/3] UIO: Hilscher CIF card driver (with patch) Hans-Jürgen Koch
2007-05-01 23:42 ` [PATCH 2/3] UIO: Documentation Randy Dunlap
2007-05-02 8:41 ` Hans-Jürgen Koch
2007-05-02 20:52 ` Randy Dunlap
2007-05-02 22:00 ` Hans-Jürgen Koch
2007-05-02 23:37 ` Randy Dunlap
2007-05-03 5:37 ` Greg KH
2007-05-03 6:39 ` Hans-Jürgen Koch
2007-05-04 9:37 ` Hans-Jürgen Koch
2007-05-07 17:46 ` Randy Dunlap
2007-05-07 20:01 ` Hans-Jürgen Koch
2007-04-27 23:19 ` Flaws with "UIO: Add the User IO core code" Alan Cox
2007-04-28 11:39 ` Thomas Gleixner
2007-04-28 18:52 ` Flaws with "UIO: Add the User IO core code" (with patch) Hans-Jürgen Koch
2007-04-28 20:24 ` Alan Cox
2007-04-28 20:38 ` Thomas Gleixner
2007-04-28 21:03 ` Hans-Jürgen Koch
2007-04-28 21:08 ` Thomas Gleixner
2007-04-28 21:14 ` Flaws with "UIO: Add the User IO core code" Hans-Jürgen Koch
2007-04-29 22:18 ` Flaws with "UIO: Add the User IO core code" (with patch) Hans-Jürgen Koch
2007-04-27 23:04 ` [GIT PATCH] UIO patches for 2.6.21 Andrew Morton
2007-04-27 23:11 ` Greg KH
2007-04-28 11:38 ` Thomas Gleixner
2007-04-27 23:26 ` Alan Cox
2007-04-28 0:28 ` Hans-Jürgen Koch
2007-04-28 13:00 ` Matthieu CASTET
2007-04-28 13:49 ` Hans-Jürgen Koch
2007-04-28 19:56 ` Bill Davidsen
2007-04-28 20:02 ` Thomas Gleixner
2007-04-28 20:03 ` Hans-Jürgen Koch
2007-04-28 20:15 ` Alan Cox
2007-04-28 20:31 ` Thomas Gleixner [this message]
2007-04-29 1:23 ` Greg KH
2007-04-29 8:30 ` Thomas Gleixner
2007-04-29 12:09 ` Jan Engelhardt
2007-04-29 16:27 ` Alan Cox
2007-05-07 20:02 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2007-05-08 14:04 Greg KH
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