Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751803AbbEFQEh (ORCPT ); Wed, 6 May 2015 12:04:37 -0400 Received: from mail-wi0-f170.google.com ([209.85.212.170]:36748 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750698AbbEFQEf (ORCPT ); Wed, 6 May 2015 12:04:35 -0400 From: Frederic Weisbecker To: Ingo Molnar Cc: LKML , Frederic Weisbecker , "Rafael J . Wysocki" , Peter Zijlstra , Mike Galbraith , Chris Metcalf , Dave Jones , Thomas Gleixner , Oleg Nesterov , "Paul E . McKenney" , Ingo Molnar , Rik van Riel , Martin Schwidefsky Subject: [GIT PULL] nohz: A few improvements v4 Date: Wed, 6 May 2015 18:04:22 +0200 Message-Id: <1430928266-24888-1-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 2.1.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1438 Lines: 44 Ingo, Please pull the nohz/core branch (on top of tip:timers/core) that can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git nohz/core HEAD: 60d0b4dc36259029e4cc8d030d8f59b33a119814 --- Summary of changes: * Fix rare crashes due to context tracking recursion when faulting on vmalloc'ed areas. * Simplify the TIF_NOHZ propagation (less context switch overhead) * Set nohz full CPUs as isolcpus. This way we enforce nohz CPUs to be undisturbed by globally affine tasks. Thanks, Frederic --- Chris Metcalf (2): nohz: Add tick_nohz_full_add_cpus_to() API nohz: Set isolcpus when nohz_full is set Frederic Weisbecker (2): context_tracking: Protect against recursion context_tracking: Inherit TIF_NOHZ through forks instead of context switches include/linux/context_tracking.h | 10 ----- include/linux/context_tracking_state.h | 1 + include/linux/sched.h | 3 ++ include/linux/tick.h | 7 ++++ kernel/context_tracking.c | 68 +++++++++++++++++++++++----------- kernel/sched/core.c | 4 +- 6 files changed, 60 insertions(+), 33 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/