From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751272AbdBCQv5 convert rfc822-to-8bit (ORCPT ); Fri, 3 Feb 2017 11:51:57 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:44817 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750891AbdBCQvz (ORCPT ); Fri, 3 Feb 2017 11:51:55 -0500 Date: Fri, 3 Feb 2017 17:51:51 +0100 From: Sebastian Andrzej Siewior To: Haris Okanovic Cc: linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, julia.cartwright@ni.com, gratian.crisan@ni.com Subject: Re: [RFC v2] timers: Don't wake ktimersoftd on every tick Message-ID: <20170203165151.qbpjothhaqctuzx5@linutronix.de> References: <20161213214405.28554-1-haris.okanovic@ni.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8BIT In-Reply-To: <20161213214405.28554-1-haris.okanovic@ni.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2016-12-13 15:44:05 [-0600], Haris Okanovic wrote: > Changed the way timers are collected per Julia and Thomas' > recommendation: Expired timers are now collected in interrupt context > and fired in ktimersoftd to avoid double-walk of `pending_map`. … > Thanks, > Haris I've been staring at it for a while now and now I applied it locally and look how it goes. I would need that patch signed as per https://kernel.org/doc/html/latest/process/submitting-patches.html#sign-your-work-the-developer-s-certificate-of-origin if you want it applied. > --- > kernel/time/timer.c | 97 ++++++++++++++++++++++++++++++++++++----------------- > 1 file changed, 67 insertions(+), 30 deletions(-) Sebastian