Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752390AbdHOIna (ORCPT ); Tue, 15 Aug 2017 04:43:30 -0400 Received: from mail-wr0-f193.google.com ([209.85.128.193]:34223 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751451AbdHOIn2 (ORCPT ); Tue, 15 Aug 2017 04:43:28 -0400 Date: Tue, 15 Aug 2017 10:43:24 +0200 From: Ingo Molnar To: "Paul E. McKenney" Cc: jhugo@codeaurora.org, tglx@linutronix.de, bigeasy@linutronix.de, anna-maria@linutronix.de, boris.ostrovsky@oracle.com, richard@nod.at, linux-kernel@vger.kernel.org Subject: Re: [RFC GIT PULL rcu/next] RCU/hotplug fix Message-ID: <20170815084324.k7ixgfjzqdu5kzhm@gmail.com> References: <20170728003547.GA10932@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170728003547.GA10932@linux.vnet.ibm.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 Content-Length: 1430 Lines: 40 * Paul E. McKenney wrote: > Hello, Ingo, > > This pull request is for an RCU change that permits waiting for grace > periods started by CPUs late in the process of going offline. Lack of > this capability is causing failures: > > http://lkml.kernel.org/r/db9c91f6-1b17-6136-84f0-03c3c2581ab4@codeaurora.org > > Although these failures predate v4.12, and thus are in some sense not > regressions, it would be good for them to be fixed sooner rather than > later, hence this RFC pull request. > > This commit was posted to LKML: > > http://lkml.kernel.org/r/1500933116-11642-2-git-send-email-paulmck@linux.vnet.ibm.com > > This commit has been exposed to 0day test robot and -next testing > and is available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git for-mingo > > for you to fetch changes up to a58163d8ca2c8d288ee9f95989712f98473a5ac2: > > rcu: Migrate callbacks earlier in the CPU-offline timeline (2017-07-25 13:03:43 -0700) > > ---------------------------------------------------------------- > Paul E. McKenney (1): > rcu: Migrate callbacks earlier in the CPU-offline timeline > > include/linux/rcupdate.h | 1 + > kernel/cpu.c | 1 + > kernel/rcu/tree.c | 209 +++++++++++++++++++++++++---------------------- > 3 files changed, 115 insertions(+), 96 deletions(-) Pulled, thanks Paul! Ingo