From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755701Ab0KXAbU (ORCPT ); Tue, 23 Nov 2010 19:31:20 -0500 Received: from mail-fx0-f46.google.com ([209.85.161.46]:53469 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755288Ab0KXAbT (ORCPT ); Tue, 23 Nov 2010 19:31:19 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=eFoB2HxmzY2U1NnjKPK3aQdRmz91JGzGBUFSbKHUGhUcZQJZrDlsNeVCXdvmB8uVT5 z+m/7b3f86ogRlJzbiOhfPOpj5TSmqRamlPlCZqX267aOdgjvWEzuMm6lGI4KIk+NO4T qEMiFMJNJFpEnUEGu6dZh/K0Z0WnCaZLmyaq4= From: Frederic Weisbecker To: "Paul E. McKenney" Cc: LKML , Frederic Weisbecker , "Paul E . McKenney" , Lai Jiangshan , Thomas Gleixner , Peter Zijlstra , Steven Rostedt , Ingo Molnar Subject: [PATCH 0/2] rcu: Fix series of spurious RCU softirqs Date: Wed, 24 Nov 2010 01:31:11 +0100 Message-Id: <1290558673-23580-1-git-send-crap-fweisbec@gmail.com> X-Mailer: git-send-email 1.7.3.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I've observed some not so unfrequent series of spurious rcu softirqs, sometimes happening at each ticks for a random while. These patches aims at fixing them. Thanks. Frederic Weisbecker (2): rcu: Don't chase unnecessary quiescent states after extended grace periods rcu: Stop checking quiescent states after grace period completion from remote kernel/rcutree.c | 22 ++++++++++++++++++++-- 1 files changed, 20 insertions(+), 2 deletions(-)