From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: [PATCH 8/9] lpfc: Fix to drop PLOGIs from fabric node till LOGO processing completes Date: Mon, 25 May 2015 17:21:02 +0200 Message-ID: <55633DDE.40302@suse.de> References: <555f4063.eNa6hhtd/lAYXugc%james.smart@avagotech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from cantor2.suse.de ([195.135.220.15]:60895 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750732AbbEYPVD (ORCPT ); Mon, 25 May 2015 11:21:03 -0400 In-Reply-To: <555f4063.eNa6hhtd/lAYXugc%james.smart@avagotech.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James Smart , linux-scsi@vger.kernel.org On 05/22/2015 04:42 PM, James Smart wrote: >=20 > Fix to drop PLOGIs from fabric node till LOGO processing completes >=20 > The domain controller PLOGI's concurrent with prior LOGO's/unreg_rpi'= s > completing created a race condition where driver rpi ref count can > inadvertantly hit 0 and the rpi attempted to be freed. This error > sometimes resulted in Warning messages indicating kref.h via > lfpc_nlp_get+0x128. >=20 > Correct by dropping any new PLOGI until the prior nport state has set= tled. >=20 > Signed-off-by: Dick Kennedy > Signed-off-by: James Smart > --- Reviewed-by: Hannes Reinecke Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: J. Hawn, J. Guild, F. Imend=F6rffer, HRB 16746 (AG N=FCrnberg) -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html