Subject: Re: [PATCH] mac80211_hwsim: configfs support
From: Johannes Berg <johannes@sipsolutions.net>
To: Jouni Malinen <j@w1.fi>
Cc: Igor Trindade Oliveira <igor_trindade@yahoo.com.br>,
	linux-wireless@vger.kernel.org, linville@tuxdriver.com
In-Reply-To: <20081222085146.GC5732@jm.kir.nu>
References: <700428.4819.qm@web59316.mail.re1.yahoo.com>
	 <20081222085146.GC5732@jm.kir.nu>
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Date: Mon, 22 Dec 2008 20:18:24 +0100
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On Mon, 2008-12-22 at 10:51 +0200, Jouni Malinen wrote:

> Hmm.. The addition of support to add interfaces dynamically with mkdir
> sounds reasonable, but I'm not sure whether I really like the part of
> removing debugfs support.. mac80211_hwsim is a developer tool and I want
> to be able to have an undocumented and free for changes interface
> (debugfs) that does not have so strict requirement on kernel-userspace
> interface. This patch seems to also be moving the PS testing parameter
> to use configfs. If this means that it will be more difficult to change
> that mechanism or add new parameters in the future, I'm not sure I would
> support that part of the change.

As has been argued elsewhere, a few interfaces in debugfs have also
become "stable" to a point that they can't be changed much any more... I
think since this is a development tool even configfs could be declared
an in-development API?

johannes

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