Received: by 2002:a25:c593:0:0:0:0:0 with SMTP id v141csp5091784ybe; Tue, 17 Sep 2019 02:26:19 -0700 (PDT) X-Google-Smtp-Source: APXvYqw7x8xlRCA9sYj+nzXHFwE0qonMtr38ECl1DayuUs4qEKV2zkYgqv0bluMfg22/Up9r4W45 X-Received: by 2002:aa7:d414:: with SMTP id z20mr3483090edq.208.1568712379654; Tue, 17 Sep 2019 02:26:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1568712379; cv=none; d=google.com; s=arc-20160816; b=kxxTNQbRQn6rpZzII/A+tQbA4iX+R+/VrRI4jVvWIkkEAVdjkQiIVRASx1Jc1yqJdA pnCFVg8A4T+bwYraK0BMLhHcwQvQhnSzODdRWHUVhfkfJKBeh1kE9GRTdhDCpwpE53vb u1z1H2s18xth7Vxi7lCP9QJgeDDiqb1FNsUGMXFwqVLh3bYbQ0nCb1k7uVzneB927F8I YFvl6NN6uLKuat6cFh+2NRFR9yUm85wGztNOYLwL7fCUFaG8Gz4Y7RlKPe5x3wxPt/qd PHxvEbpyvjUqy6fG7jOIlJg46jGBR6hGnOX8h6unJTVd3vJI8fypQTzuh8fAb6aMk+bZ WBCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:reply-to:message-id :subject:cc:to:from:date; bh=GK57SCgyGfQb8kSJCr3fpRPdg7EpGZJs1xrY/50nZjo=; b=TMCBGTeZ7S2zgeDQAQEkcbCyIaEn8wcSK8vgVTzTdvYgaZMM0parwYPU5s082Pl8j+ MuUtpAfk2nP17qWsy89Eb1EE99rKQYH6Ghbbt387jPjB/LLuk9sX9L2hom4s9Q+AFHwq 9VRdhRs6YND9UJYqH+XQ06uOky3daVl7igC3nhDDFngiQa54H6TmjCkCmuHw85YD2LNl OSji3WKzk2pd8PVBwCOk3QjxFZcQ4gtAzFujcwiZXSpn1NuavV1wNHQlQXit+htcmmsG 7RDWOhhitKOPEv5HUJAErY25JGvSouQnJoy9ZpzJyAwCFRcqOacyopt40sJqTSZxPpo1 3Wcg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s19si759158ejd.277.2019.09.17.02.25.56; Tue, 17 Sep 2019 02:26:19 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391945AbfIQCBI (ORCPT + 99 others); Mon, 16 Sep 2019 22:01:08 -0400 Received: from mga11.intel.com ([192.55.52.93]:43627 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728405AbfIQCBH (ORCPT ); Mon, 16 Sep 2019 22:01:07 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Sep 2019 19:01:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,515,1559545200"; d="scan'208";a="186014744" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by fmsmga008.fm.intel.com with ESMTP; 16 Sep 2019 19:01:06 -0700 Date: Tue, 17 Sep 2019 10:00:46 +0800 From: Wei Yang To: Will Deacon Cc: Wei Yang , Wei Yang , linux-kernel@vger.kernel.org, akpm@linux-foundation.org, willy@infradead.org, peterz@infradead.org Subject: Re: [PATCH] mm: remove redundant assignment of entry Message-ID: <20190917020046.GA8609@richard> Reply-To: Wei Yang References: <20190708082740.21111-1-richardw.yang@linux.intel.com> <20190914000326.h4ruqmyvo3yisf52@master> <20190916211516.znruqltoqdeq7pml@willie-the-truck> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190916211516.znruqltoqdeq7pml@willie-the-truck> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 16, 2019 at 10:15:16PM +0100, Will Deacon wrote: >On Sat, Sep 14, 2019 at 12:03:26AM +0000, Wei Yang wrote: >> On Mon, Jul 08, 2019 at 04:27:40PM +0800, Wei Yang wrote: >> >Since ptent will not be changed after previous assignment of entry, it >> >is not necessary to do the assignment again. >> > >> >> Sounds this one is lost in the time line :-) > >Don't think so -- looks like it's in linux-next [1] via akpm to me. > Ah, thanks. I may miss some message. >Will > >[1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=b47011719e5c05aa9dc78fe76a7e46075f422a45 -- Wei Yang Help you, Help me