Date: Tue, 29 May 2007 14:26:32 +0000
From: Pavel Machek <pavel@ucw.cz>
To: Jon Smirl <jonsmirl@gmail.com>
Cc: Dave Airlie <airlied@gmail.com>, Jesse Barnes <jbarnes@virtuousgeek.org>,
       Jeff Garzik <jeff@garzik.org>, Jesse Barnes <jesse.barnes@intel.com>,
       linux-kernel@vger.kernel.org, "Antonino A. Daplas" <adaplas@gmail.com>
Subject: Re: [RFC] enhancing the kernel's graphics subsystem
Message-ID: <20070529142631.GA6460@ucw.cz>
References: <465228E2.1030405@garzik.org> <9e4733910705211726q38be6843ndac49f8adc25aad0@mail.gmail.com> <200705211856.56228.jbarnes@virtuousgeek.org> <9e4733910705220727t605f2522tc4eb97257735c0fb@mail.gmail.com> <21d7e9970705220735j37bc8eeck87db7193c08c4c24@mail.gmail.com> <9e4733910705220813i479a68faxf365697962317c60@mail.gmail.com> <21d7e9970705221025r2f798dc5x310947db040c6521@mail.gmail.com> <9e4733910705221258v660d8f42j16cc596ca820e8b8@mail.gmail.com> <20070528201213.GA5840@ucw.cz> <9e4733910705281357x592f0853re9492efdb5ef82e8@mail.gmail.com>
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Hi!

> >> >> These are not isolated problems. Linux needs a
> >> >properly designed
> >> >> graphics subsystem. One way to achieve that is to
> >> >design it all on
> >> >> paper first so that we can try and locate the
> >> >interactions between
> >> >> modules. For example the current mode setting 
> >design
> >> >is definitely
> >> >> broken for multi-seat support, that's because you
> >> >didn't take that
> >> >> feature into account when writing the code.
> >> >
> >> >No it isn't the code Jesse posted can handle 
> >multi-seat
> >> >fine in the
> >> >areas that it makes sense as we've pointed out to you
> >> >you cannot just
> >>
> >> The code doesn't create one device per CRTC. Missing
> >> that feature
> >> means that we need a persistent root priv app around
> >> that owns the
> >> single device and then listens for messages from each
> >> seat asking it
> >> to do things. That root priv app is not necessary, it 
> >is
> >> a security
> >> risk and it should be eliminated.
> >
> >Fine, submit a patch. But don't block other people 
> >patches just
> >because they do not address your favourite problem.
> 
> I have already implemented this once and submitted a 
> patch.

Seems you were not persistent enough. 'I submitted a patch long time
ago' is still no reason to block new work.

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