From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f69.google.com (mail-pa0-f69.google.com [209.85.220.69]) by kanga.kvack.org (Postfix) with ESMTP id 03511828E1 for ; Wed, 6 Jul 2016 05:26:25 -0400 (EDT) Received: by mail-pa0-f69.google.com with SMTP id ts6so446823729pac.1 for ; Wed, 06 Jul 2016 02:26:24 -0700 (PDT) Received: from out4440.biz.mail.alibaba.com (out4440.biz.mail.alibaba.com. [47.88.44.40]) by mx.google.com with ESMTP id uk2si3253935pab.226.2016.07.06.02.26.22 for ; Wed, 06 Jul 2016 02:26:24 -0700 (PDT) Reply-To: "Hillf Danton" From: "Hillf Danton" References: <014201d1d738$744c8f90$5ce5aeb0$@alibaba-inc.com> <014601d1d73b$5a3c0420$0eb40c60$@alibaba-inc.com> <20160706082350.5c56ca40@mschwide> <015301d1d751$8973de50$9c5b9af0$@alibaba-inc.com> <20160706104753.74daeaa2@mschwide> In-Reply-To: <20160706104753.74daeaa2@mschwide> Subject: Re: [PATCH 2/2] s390/mm: use ipte range to invalidate multiple page table entries Date: Wed, 06 Jul 2016 17:26:08 +0800 Message-ID: <015d01d1d768$6db5d9e0$49218da0$@alibaba-inc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Language: zh-cn Sender: owner-linux-mm@kvack.org List-ID: To: 'Martin Schwidefsky' Cc: 'linux-kernel' , linux-mm@kvack.org > > You are still a bit cryptic, > Sorry, Sir, simply because I'm not native English speaker. > are you trying to tell me that your hint is > about trying to avoid the preempt_enable() call? > Yes, since we are already in the context with page table lock held. thanks Hillf -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org