From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751098AbdIAEBg (ORCPT ); Fri, 1 Sep 2017 00:01:36 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:38823 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750707AbdIAEBf (ORCPT ); Fri, 1 Sep 2017 00:01:35 -0400 X-Google-Smtp-Source: ADKCNb5HnYrZIGWgwdr12suGFkpWZYgl0l3exBMWtqERfwy9j8M12AvKh5IZhoJoSLtIgegkLLI3vw== Date: Fri, 1 Sep 2017 14:01:23 +1000 From: Nicholas Piggin To: Peter Zijlstra , Ingo Molnar Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/2] start using spin primitives in sched and locking Message-ID: <20170901140123.56c5abb2@roar.ozlabs.ibm.com> In-Reply-To: <20170820092502.6812-1-npiggin@gmail.com> References: <20170820092502.6812-1-npiggin@gmail.com> Organization: IBM X-Mailer: Claws Mail 3.15.0-dirty (GTK+ 2.24.31; x86_64-pc-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 guys, Any thoughts on these? Thanks, Nick On Sun, 20 Aug 2017 19:25:00 +1000 Nicholas Piggin wrote: > Nicholas Piggin (2): > locking: Use spin primitives for busy loops > sched/idle: Use spin loop primitives for polling idle > > include/linux/bit_spinlock.h | 5 ++--- > include/linux/seqlock.h | 9 ++++----- > kernel/locking/mcs_spinlock.h | 6 ++---- > kernel/locking/mutex.c | 10 ++++++++-- > kernel/locking/osq_lock.c | 17 +++++++++++++---- > kernel/locking/qrwlock.c | 11 ++++++++--- > kernel/locking/qspinlock.c | 14 ++++++++++---- > kernel/locking/qspinlock_paravirt.h | 16 ++++++++++++---- > kernel/locking/rwsem-xadd.c | 9 +++++++-- > kernel/sched/idle.c | 7 ++++++- > 10 files changed, 72 insertions(+), 32 deletions(-) >