From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751515AbdFFP74 (ORCPT ); Tue, 6 Jun 2017 11:59:56 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:47299 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751390AbdFFP7y (ORCPT ); Tue, 6 Jun 2017 11:59:54 -0400 Date: Tue, 6 Jun 2017 08:59:47 -0700 From: "Paul E. McKenney" To: Peter Zijlstra Cc: Paolo Bonzini , linux-kernel@vger.kernel.org, mingo@kernel.org, jiangshanlai@gmail.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, fweisbec@gmail.com, oleg@redhat.com, kvm@vger.kernel.org, Linus Torvalds Subject: Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context Reply-To: paulmck@linux.vnet.ibm.com References: <20170605220919.GA27820@linux.vnet.ibm.com> <1496700591-30177-1-git-send-email-paulmck@linux.vnet.ibm.com> <20170606110915.g7zlzoj5iidhpp7g@hirez.programming.kicks-ass.net> <20170606125357.GB3721@linux.vnet.ibm.com> <20170606155428.w25zbldvs2gtmv3r@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170606155428.w25zbldvs2gtmv3r@hirez.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 x-cbid: 17060615-2213-0000-0000-000001D2F11B X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00007183; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000212; SDB=6.00871003; UDB=6.00433165; IPR=6.00650995; BA=6.00005402; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00015720; XFM=3.00000015; UTC=2017-06-06 15:59:52 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17060615-2214-0000-0000-00005666E9E2 Message-Id: <20170606155947.GF3721@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-06-06_12:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1706060274 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 06, 2017 at 05:54:28PM +0200, Peter Zijlstra wrote: > On Tue, Jun 06, 2017 at 05:53:57AM -0700, Paul E. McKenney wrote: > > So the only part of this patch that is needed is the changes to the > > comments, right? ;-) > > Right, although I would suggest putting that requirement (the balanced > lock vs unlock) somewhere as well. Good point! Otherwise, some one will decide it is a good idea to try sooner or later. Thnax, Paul