linux-kernel - Re: Challenges with doing hardware bring up with Linux first

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Message-ID: <20101203141324.GA2371@ucw.cz>
Date:	Fri, 3 Dec 2010 15:13:25 +0100
From:	Pavel Machek <pavel@....cz>
To:	Ted Ts'o <tytso@....edu>, Alan Cox <alan@...rguk.ukuu.org.uk>,
	"Luis R. Rodriguez" <lrodriguez@...eros.com>,
	Greg KH <greg@...ah.com>, linux-kernel@...r.kernel.org,
	linux-wireless <linux-wireless@...r.kernel.org>,
	David Miller <davem@...emloft.net>,
	"John W. Linville" <linville@...driver.com>,
	Stephen Hemminger <shemminger@...tta.com>,
	"Perez-Gonzalez, Inaky" <inaky.perez-gonzalez@...el.com>,
	Charles Marker <Charles.Marker@...eros.com>,
	Jouni Malinen <Jouni.Malinen@...eros.com>,
	Kevin Hayes <kevin@...eros.com>,
	Zhifeng Cai <zhifeng.cai@...eros.com>,
	Don Breslin <Don.Breslin@...eros.com>,
	Doug Dahlby <Doug.Dahlby@...eros.com>,
	Julia Lawall <julia@...u.dk>
Subject: Re: Challenges with doing hardware bring up with Linux first

Hi!

> > Which we know in practice they won't. They'll sit on fixes (often
> > security fixes) and tweak and add private copies of features. In turn the
> > Linux one could then only keep up by adding features itself - which would
> > have to be GPL to stop the same abuse continuing.
> > 
> > It's a nice idea but the corporations exist to make money and adding
> > proprietary custom stack add-ons is clearly a good move on their part to
> > do that.
> 
> Hence my recommendation that if someone is going to do the work to
> create a 802.11 layer that has shims that work on multiple operating
> systems, it be GPL with explicit exceptions to allow said layer to
> work on legacy operating systems like QNX, et. al.  That way it forces

Is the exception even neccessary? GPL has explicit permission to link
against non-GPL 'system' and 'compiler' libraries --which seems to be
exactly this.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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