From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932594AbcFHHzc (ORCPT ); Wed, 8 Jun 2016 03:55:32 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:35710 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932335AbcFHHza (ORCPT ); Wed, 8 Jun 2016 03:55:30 -0400 Date: Wed, 8 Jun 2016 09:55:27 +0200 From: Jiri Pirko To: Bhaktipriya Shridhar Cc: Jiri Pirko , Ido Schimmel , Tejun Heo , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mlxsw: core: Remove deprecated create_workqueue Message-ID: <20160608075527.GA2201@nanopsycho.orion> References: <20160607195946.GA11743@Karyakshetra> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160607195946.GA11743@Karyakshetra> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tue, Jun 07, 2016 at 09:59:46PM CEST, bhaktipriya96@gmail.com wrote: >alloc_workqueue replaces deprecated create_workqueue(). > >A dedicated workqueue has been used since the workqueue >mlxsw_wq is used for FDB notif. processing with workitems that are >involved in normal device operation && because it's a network device >which can be depended upon during memory reclaim. > >Workitems &trans->timeout_dw and &mlxsw_sp->fdb_notify.dw, >map to mlxsw_sp_fdb_notify_work (processes FDB notifications from the >underlying device and resolves the netdev to which the entry points to >and notifies the bridge using the switchdev notifier) and >mlxsw_emad_trans_timeout_work (provides async EMAD register access) >respectively. They require forward progress under memory pressure and >hence, WQ_MEM_RECLAIM has been set. > >Since there are only a fixed number of work items, explicit concurrency >limit is unnecessary here. > >Signed-off-by: Bhaktipriya Shridhar Acked-by: Jiri Pirko