Return-path: Received: from mout.kundenserver.de ([212.227.126.130]:53287 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752482AbdEQKIa (ORCPT ); Wed, 17 May 2017 06:08:30 -0400 Date: Wed, 17 May 2017 12:08:45 +0200 From: Bastian Bittorf To: Ben Greear Cc: netdev , "linux-wireless@vger.kernel.org" Subject: Re: 'iw events' stops receiving events after a while on 4.9 + hacks Message-ID: <20170517100844.GC2849@medion.lan> (sfid-20170517_120840_185521_D3BC3321) References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Sender: linux-wireless-owner@vger.kernel.org List-ID: * Ben Greear [17.05.2017 11:51]: > I have been keeping an 'iw events' program running with a perl script gathering its > output and post-processing it. This has been working for several years on 4.7 and earlier > kernels, but when testing on 4.9 overnight, I notice that 'iw events' is not showing any input. 'strace' shows > that it is waiting on recvmsg. If I start a second 'iw events' then it will get > wifi events as expected. me too, also seen on 4.4 - i'am happy for debug ideas. bye, bastian