From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pablo Neira Ayuso Subject: Re: [PATCH] netfilter: conntrack: use power efficient workqueue Date: Mon, 6 Nov 2017 15:31:55 +0100 Message-ID: <20171106143155.GA8738@salvia> References: <1509635767-12253-1-git-send-email-vincent.guittot@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netfilter-devel@vger.kernel.org To: Vincent Guittot Return-path: Received: from mail.us.es ([193.147.175.20]:52542 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752425AbdKFOcK (ORCPT ); Mon, 6 Nov 2017 09:32:10 -0500 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id EC5261B8419 for ; Mon, 6 Nov 2017 15:32:08 +0100 (CET) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id C6322DA793 for ; Mon, 6 Nov 2017 15:32:08 +0100 (CET) Content-Disposition: inline In-Reply-To: <1509635767-12253-1-git-send-email-vincent.guittot@linaro.org> Sender: netfilter-devel-owner@vger.kernel.org List-ID: On Thu, 2 Nov 2017 15:16:07 +0100 Vincent Guittot wrote: > conntrack uses the bounded system_long_wq workqueue for its works that > don't have to run on the cpu they have been queued. Using bounded > workqueue prevents the scheduler to make smart decision about the best > place to schedule the work. > > This patch replaces system_long_wq with system_power_efficient_wq. > the work stays bounded to a cpu by default unless the > CONFIG_WQ_POWER_EFFICIENT is enable. In the latter case, the work can > be scheduled on the best cpu from a power or a performance point of > view. Applied, thanks.