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From: "Grumbach, Emmanuel" <emmanuel.grumbach@intel.com>
To: Peter Hurley <peter@hurleysoftware.com>,
        Emmanuel Grumbach <egrumbach@gmail.com>, Jiri Kosina <jkosina@suse.cz>
CC: "Berg, Johannes" <johannes.berg@intel.com>,
        Intel Linux Wireless <ilw@linux.intel.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: iwlwifi-driver card doesn't work with 3.19-rc2+
Thread-Topic: iwlwifi-driver card doesn't work with 3.19-rc2+
Thread-Index: AQHQJDU+EoR5axQUzE2MSpVrm+daTJyoDkqAgAADSYCAACHJYA==
Date: Tue, 30 Dec 2014 14:38:02 +0000
Message-ID: <0BA3FCBA62E2DC44AF3030971E174FB31B5DC915@hasmsx107.ger.corp.intel.com>
References: <alpine.LNX.2.00.1412301427430.31609@pobox.suse.cz>
 <CANUX_P0=wJiKrR4cUgEN=LO+eQ2byprz0K9m9QxzJc+kf4+_bA@mail.gmail.com>
 <54A2B807.1020202@hurleysoftware.com>
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> 
> On 12/30/2014 09:23 AM, Emmanuel Grumbach wrote:
> > On Tue, Dec 30, 2014 at 3:33 PM, Jiri Kosina <jkosina@suse.cz> wrote:
> >>
> >> Hi,
> >>
> >> I just booted current Linus' tree (5faa0154fe33) on my x200s
> >> thinkpad, and wifi doesn't work. iwconfig is telling me that wlan0
> >> interface has no wireless extensions.
> >>
> >
> > So why do you used them?
> > They have been deprecated for a couple of years now. You should be
> > using nl80211 based tools such as iw.
> 
> A couple of years is not very long where userspace is concerned.
> 
Well - the decently new wireless tools do talk nl80211.
You can still enable it (CFG80211_WEXT).
It has been disabled by:

commit 24a0aa212ee2dbe44360288684478d76a8e20a0a
Author: Johannes Berg <johannes.berg@intel.com>
Date:   Fri Nov 28 12:14:06 2014 +0100

    cfg80211: make WEXT compatibility unselectable
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