Return-path: Received: from latitanza.investici.org ([82.94.249.234]:38633 "EHLO latitanza.investici.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751843Ab2EBQLi (ORCPT ); Wed, 2 May 2012 12:11:38 -0400 Date: Wed, 2 May 2012 18:12:32 +0200 From: Antonio Quartulli To: "John W. Linville" Cc: Emmanuel Grumbach , "Venkataraman, Meenakshi" , "linux-wireless@vger.kernel.org" Subject: Re: iwlwifi warn_slowpath with 3.* Message-ID: <20120502161231.GD3692@ritirata.org> (sfid-20120502_181141_648500_95E5F607) References: <20120422182928.GA2854@ritirata.org> <20120430145803.GE2630@ritirata.org> <20120430170337.GA2560@tuxdriver.com> <4595B4D22AB93C4FABBA84AAD5AA37FD143115@ORSMSX103.amr.corp.intel.com> <20120501183415.GG4316@ritirata.org> <20120501205616.GA2563@ritirata.org> <4595B4D22AB93C4FABBA84AAD5AA37FD14438A@ORSMSX103.amr.corp.intel.com> <20120502153914.GA9285@tuxdriver.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="lMM8JwqTlfDpEaS6" In-Reply-To: <20120502153914.GA9285@tuxdriver.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: --lMM8JwqTlfDpEaS6 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, May 02, 2012 at 11:39:14AM -0400, John W. Linville wrote: > On Wed, May 02, 2012 at 10:08:46AM +0300, Emmanuel Grumbach wrote: > > On Wed, May 2, 2012 at 12:19 AM, Venkataraman, Meenakshi > > wrote: > > > Hi Antonio, > > > > > >>> it seems so. It happens at least once at boot time. > > >>> I will try wireless-testing and see what happens. Then I will apply= your patch. > > >> > > >>The problem is there either with wireless-testing and with > > >>wireless-testing+your_patch. > > >> > > >>If it can somehow help, I also got several stack trace regarding inte= l_iova > > >>functions. But then the I got kernel panic and I was not able to copy= the > > >>messages. > > > > > > [MV] Depending on how you set it up, perhaps the stack trace was save= d in one of the syslog files in /var/log/... > > > > > > Thanks! > > > Meenakshi > > > > >=20 > > Can you please re-run with debug=3D1 and send the whole log ? > > This will give a better indication on when the issue occurs. >=20 > Does this help? >=20 > https://bugzilla.redhat.com/show_bug.cgi?id=3D815998#c18 Hello John, the patch you provided in comment 17 is not applying on top of wireless-testing.. Applying: iwlwifi: give PCIe its own lock error: patch failed: drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h:226 error: drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h: patch does not ap= ply error: patch failed: drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c:329 error: drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c: patch does not app= ly error: patch failed: drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c:477 error: drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c: patch does not app= ly error: patch failed: drivers/net/wireless/iwlwifi/iwl-trans-pcie.c:217 error: drivers/net/wireless/iwlwifi/iwl-trans-pcie.c: patch does not apply Patch failed at 0001 iwlwifi: give PCIe its own lock Cheers, >=20 > John > --=20 > John W. Linville Someday the world will need a hero, and you > linville@tuxdriver.com might be all we have. Be ready. --=20 Antonio Quartulli =2E.each of us alone is worth nothing.. Ernesto "Che" Guevara --lMM8JwqTlfDpEaS6 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQEcBAEBAgAGBQJPoVzvAAoJEFMQTLzJFOZFB/QIAIDqzcTT2WIKwNBmVDceOByP PiO/4Nwa3P21uF75bOxxoGw47v3pnwwk4vTSy/J5DmQNHHRrMnOfgOEZLJP+3yrE NoAswuOq1OtcVqNj6/r3kxJ4QMT5KncgOxN8pAW1tuoNJ3elBV4Z+fIkeY576ZsX 9EgW7apPH90jD89YWEaw7JFrKmt7FunZuDsG/DL28diT1l4jWd8Il6/R3n6jfqs6 zenqjrs1LDEliTG9MMXKUhNsIoXx5gNDyoQ7kqlnoYnTmeXfjmPrCvf09znHhAoB AVzA/4yln37pSqvsqPaUm1Gefl4uf6StX2x3zApNE4zXULLud15VtjdvwLOSELw= =OOGM -----END PGP SIGNATURE----- --lMM8JwqTlfDpEaS6--