From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: [PATCH 00/20] ALUA device handler update, part II Date: Tue, 8 Dec 2015 16:06:10 +0100 Message-ID: <5666F1E2.5090801@suse.de> References: <1449560260-53407-1-git-send-email-hare@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mx2.suse.de ([195.135.220.15]:35626 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756702AbbLHPGL (ORCPT ); Tue, 8 Dec 2015 10:06:11 -0500 In-Reply-To: <1449560260-53407-1-git-send-email-hare@suse.de> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: "Martin K. Petersen" Cc: James Bottomley , Christoph Hellwig , Ewan Milne , Bart van Assche , linux-scsi@vger.kernel.org On 12/08/2015 08:37 AM, Hannes Reinecke wrote: > Hi all, > > as promised here is now the second part of my ALUA device handler upd= ate. > This contains a major rework of the ALUA device handler as execution = is > moved onto a workqueue. This has the advantage that we avoid having t= o > do multiple calls to the same LUN (as happens frequently when failing > over a LUN with several paths) and finally retries are handled correc= tly. > As some arrays are only capable of handling one STPG at a time I've a= dded > a module parameter 'sync_stpg' which switches to a singlethreaded > workqueue, thereby effectively synchronize STPG handling. > Thanks to Bart for this suggestion. > > As usual, comments and reviews are welcome. > As I've been reminded a git reference would be welcome for review. So you can find the entire patchset at git://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git branch alua.v8 Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: F. Imend=F6rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton HRB 21284 (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