From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934859AbcHEAnb (ORCPT ); Thu, 4 Aug 2016 20:43:31 -0400 Received: from mga09.intel.com ([134.134.136.24]:62989 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754612AbcHEAn1 (ORCPT ); Thu, 4 Aug 2016 20:43:27 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,471,1464678000"; d="scan'208";a="860011457" Date: Thu, 4 Aug 2016 17:36:41 -0700 From: yunhong jiang To: umgwanakikbuti@gmail.com Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, rostedt@goodmis.org Subject: The timer softirq on the RT kernel Message-ID: <20160804173641.4defb00b@jnakajim-build> In-Reply-To: References: Organization: otc X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.28; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi,Mike & Steven On https://lkml.org/lkml/2015/3/24/1178, the patch of "timers: do not raise softirq unconditionally" is reverted. Thanks for Steven's detailed comments, it's quite clear explained. I remember Mike has a patch trying to fix it but late abandoned. Do you still have any plan to work on this? Otherwise, I will have a try. Thanks --jyh