Subject: Re: Revenge of the sysfs maintainer! (was Re: [PATCH 8 of 20]
	ipath - sysfs support for core driver)
From: Arjan van de Ven <arjan@infradead.org>
To: "Bryan O'Sullivan" <bos@pathscale.com>
Cc: Greg KH <gregkh@suse.de>, Roland Dreier <rdreier@cisco.com>,
       rolandd@cisco.com, akpm@osdl.org, davem@davemloft.net,
       linux-kernel@vger.kernel.org, openib-general@openib.org
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Date: Fri, 10 Mar 2006 15:06:09 +0100
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On Fri, 2006-03-10 at 05:51 -0800, Bryan O'Sullivan wrote:
> On Fri, 2006-03-10 at 08:57 +0100, Arjan van de Ven wrote:
> > On Thu, 2006-03-09 at 20:58 -0800, Bryan O'Sullivan wrote:
> > > On Thu, 2006-03-09 at 17:00 -0800, Greg KH wrote:
> > > 
> > > > They are in the latest -mm tree if you wish to use them.  Unfortunatly
> > > > it might look like they will not work out, due to the per-cpu relay
> > > > files not working properly with Paul's patches at the moment.
> > > 
> > > Hmm, OK.
> > > 
> > > > What's wrong with debugfs?
> > > 
> > > It's not configured into the kernels of either of the distros I use (Red
> > > Hat or SUSE).  I can't have a required part of my driver depend on a
> > > feature that's not enabled in the major distro kernels.
> > 
> > sucks to be you, however I think it's equally or even more unacceptable
> > to cripple the main kernel because you want to also support antique
> > kernels (those more than 12 months old).
> 
> What antique kernels?  It's not enabled in the latest SLES beta
> (2.6.16-git6 or so), or in Fedora rawhide (also 2.6.16-git).
> 
> They mightn't be exactly today's kernels, but they're no more than two
> or three weeks old.  CONFIG_DEBUG_FS has been in the kernel for a long
> time, and it's still not being picked up.

but it's a module; you can ship it no problem yourself if you go through
the hell of shipping external modules


> 
> >  The general rule is "if you
> > want to support that, do it outside the kernel.org tree".
> 
> Which "that" are you referring to?

supporting really ancient kernels


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