linux-kernel - Re: [PATCH 3/3] printer port driver: semaphore to mutex

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Date:	Thu, 6 Dec 2007 21:05:42 +0100
From:	Matthias Kaehlcke <matthias.kaehlcke@...il.com>
To:	Daniel Walker <dwalker@...sta.com>
Cc:	Ingo Molnar <mingo@...e.hu>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux@...mer.net,
	jonathan@...masters.org
Subject: Re: [PATCH 3/3] printer port driver: semaphore to mutex

El Thu, Dec 06, 2007 at 08:34:06AM -0800 Daniel Walker ha dit:

> On Thu, 2007-12-06 at 11:23 +0100, Ingo Molnar wrote:
> > * Daniel Walker <dwalker@...sta.com> wrote:
> > 
> > > The port_mutex is actually a semaphore, so easily converted to a 
> > > struct mutex.
> > > 
> > > Signed-off-by: Daniel Walker <dwalker@...sta.com>
> > 
> > Acked-by: Ingo Molnar <mingo@...e.hu>
> > 
> > cool. How far away are we from being able to remove all the semaphore 
> > code? :-)
> 
> I wish my 7 patches made a dent, but it's hasn't done much. ;(
> 
> I would guess at least a week just to mop up the relatively easy ones..
> I've got 12 in my queue, and there still ~50 hopefully trivial ones
> still to be looked at.. Then another ~30 more difficult ones (that use
> init_MUTEX_LOCKED, or sema_init with 0 instead of 1) ..

I've also more patches of this type on my list, though i work in a
slower pace

-- 
Matthias Kaehlcke
Linux Application Developer
Barcelona

             You must have a plan. If you don't have a plan,
               you'll become part of somebody else's plan
                                                                 .''`.
    using free software / Debian GNU/Linux | http://debian.org  : :'  :
                                                                `. `'`
gpg --keyserver pgp.mit.edu --recv-keys 47D8E5D4                  `-
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