From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_DBL_ABUSE_MALW,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 60B0DC2D0DB for ; Tue, 28 Jan 2020 23:29:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 32ED9207FD for ; Tue, 28 Jan 2020 23:29:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="cHBTjtjQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 32ED9207FD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version: References:Message-ID:Subject:To:From:Date:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=30EyiBqyIy0m3ETmvFLJ1ed0HdSfX/MTyi4f2jQZ6lE=; b=cHBTjtjQ5lom7x 2zE2ijkgLYyjvSUT5lJwvRIWTb+p8wDlggLUFlPMtQ2+A6+gRrUkjt8uLGVZ727l4VAv+lvG1pEhh t/O2DOBEgmzHxj8oIoCsZdmBDmCXkN7gzOulLD+moLFAFJgvFKzw2Qo80YYvtxfEDjfvbM5pQlgiG 1jN+PPb+n+8XVBwHoVM1T5id/vzLEdO2Cm026PqwVGKi8e/wDRbcJ4i3ooW2BiSJsWNmcPmM/isuy hTZwAUKhfJakLQPn9HvuMtBQKc4BD2euNEkmb+EyNfRxm7dVtk8V5nRfbV7qi4KtY0jShHgDJ/NoD a6sqLq1FteyuYN2MtTyw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iwaI5-0004wr-9S; Tue, 28 Jan 2020 23:29:05 +0000 Received: from mga05.intel.com ([192.55.52.43]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iwaI1-0004w2-W6 for linux-arm-kernel@lists.infradead.org; Tue, 28 Jan 2020 23:29:03 +0000 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Jan 2020 15:28:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,375,1574150400"; d="scan'208";a="261613284" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by fmsmga002.fm.intel.com with ESMTP; 28 Jan 2020 15:28:54 -0800 Date: Wed, 29 Jan 2020 07:29:07 +0800 From: Wei Yang To: Dmitry Osipenko Subject: Re: [PATCH 3/5] mm/mremap: use pmd_addr_end to calculate next in move_page_tables() Message-ID: <20200128232907.GA11467@richard> References: <20200117232254.2792-1-richardw.yang@linux.intel.com> <20200117232254.2792-4-richardw.yang@linux.intel.com> <7147774a-14e9-4ff3-1548-4565f0d214d5@gmail.com> <20200128004301.GD20624@richard> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200128_152902_043447_797CD659 X-CRM114-Status: GOOD ( 14.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Wei Yang Cc: "linux-arm-kernel@lists.infradead.org" , thellstrom@vmware.com, yang.shi@linux.alibaba.com, aneesh.kumar@linux.ibm.com, Russell King - ARM Linux , Jon Hunter , linux-mm@kvack.org, Thierry Reding , Wei Yang , "linux-tegra@vger.kernel.org" , kirill@shutemov.name, akpm@linux-foundation.org, dan.j.williams@intel.com, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVHVlLCBKYW4gMjgsIDIwMjAgYXQgMDY6NTk6NDhQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtv IHdyb3RlOgo+MjguMDEuMjAyMCAwMzo0MywgV2VpIFlhbmcg0L/QuNGI0LXRgjoKPj4gT24gU3Vu LCBKYW4gMjYsIDIwMjAgYXQgMDU6NDc6NTdQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtvIHdyb3Rl Ogo+Pj4gMTguMDEuMjAyMCAwMjoyMiwgV2VpIFlhbmcg0L/QuNGI0LXRgjoKPj4+PiBVc2UgdGhl IGdlbmVyYWwgaGVscGVyIGluc3RlYWQgb2YgZG8gaXQgYnkgaGFuZC4KPj4+Pgo+Pj4+IFNpZ25l ZC1vZmYtYnk6IFdlaSBZYW5nIDxyaWNoYXJkdy55YW5nQGxpbnV4LmludGVsLmNvbT4KPj4+PiAt LS0KPj4+PiAgbW0vbXJlbWFwLmMgfCA3ICsrLS0tLS0KPj4+PiAgMSBmaWxlIGNoYW5nZWQsIDIg aW5zZXJ0aW9ucygrKSwgNSBkZWxldGlvbnMoLSkKPj4+Pgo+Pj4+IGRpZmYgLS1naXQgYS9tbS9t cmVtYXAuYyBiL21tL21yZW1hcC5jCj4+Pj4gaW5kZXggYzJhZjhiYTRiYTQzLi5hMjU4OTE0ZjNl ZTEgMTAwNjQ0Cj4+Pj4gLS0tIGEvbW0vbXJlbWFwLmMKPj4+PiArKysgYi9tbS9tcmVtYXAuYwo+ Pj4+IEBAIC0yNTMsMTEgKzI1Myw4IEBAIHVuc2lnbmVkIGxvbmcgbW92ZV9wYWdlX3RhYmxlcyhz dHJ1Y3Qgdm1fYXJlYV9zdHJ1Y3QgKnZtYSwKPj4+PiAgCj4+Pj4gIAlmb3IgKDsgb2xkX2FkZHIg PCBvbGRfZW5kOyBvbGRfYWRkciArPSBleHRlbnQsIG5ld19hZGRyICs9IGV4dGVudCkgewo+Pj4+ ICAJCWNvbmRfcmVzY2hlZCgpOwo+Pj4+IC0JCW5leHQgPSAob2xkX2FkZHIgKyBQTURfU0laRSkg JiBQTURfTUFTSzsKPj4+PiAtCQkvKiBldmVuIGlmIG5leHQgb3ZlcmZsb3dlZCwgZXh0ZW50IGJl bG93IHdpbGwgYmUgb2sgKi8KPj4+PiArCQluZXh0ID0gcG1kX2FkZHJfZW5kKG9sZF9hZGRyLCBv bGRfZW5kKTsKPj4+PiAgCQlleHRlbnQgPSBuZXh0IC0gb2xkX2FkZHI7Cj4+Pj4gLQkJaWYgKGV4 dGVudCA+IG9sZF9lbmQgLSBvbGRfYWRkcikKPj4+PiAtCQkJZXh0ZW50ID0gb2xkX2VuZCAtIG9s ZF9hZGRyOwo+Pj4+ICAJCW9sZF9wbWQgPSBnZXRfb2xkX3BtZCh2bWEtPnZtX21tLCBvbGRfYWRk cik7Cj4+Pj4gIAkJaWYgKCFvbGRfcG1kKQo+Pj4+ICAJCQljb250aW51ZTsKPj4+PiBAQCAtMzAx LDcgKzI5OCw3IEBAIHVuc2lnbmVkIGxvbmcgbW92ZV9wYWdlX3RhYmxlcyhzdHJ1Y3Qgdm1fYXJl YV9zdHJ1Y3QgKnZtYSwKPj4+PiAgCj4+Pj4gIAkJaWYgKHB0ZV9hbGxvYyhuZXdfdm1hLT52bV9t bSwgbmV3X3BtZCkpCj4+Pj4gIAkJCWJyZWFrOwo+Pj4+IC0JCW5leHQgPSAobmV3X2FkZHIgKyBQ TURfU0laRSkgJiBQTURfTUFTSzsKPj4+PiArCQluZXh0ID0gcG1kX2FkZHJfZW5kKG5ld19hZGRy LCBuZXdfYWRkciArIGxlbik7Cj4+Pj4gIAkJaWYgKGV4dGVudCA+IG5leHQgLSBuZXdfYWRkcikK Pj4+PiAgCQkJZXh0ZW50ID0gbmV4dCAtIG5ld19hZGRyOwo+Pj4+ICAJCW1vdmVfcHRlcyh2bWEs IG9sZF9wbWQsIG9sZF9hZGRyLCBvbGRfYWRkciArIGV4dGVudCwgbmV3X3ZtYSwKPj4+Pgo+Pj4K Pj4+IEhlbGxvIFdlaSwKPj4+Cj4+PiBTdGFydGluZyB3aXRoIG5leHQtMjAyMDAxMjIsIEknbSBz ZWVpbmcgdGhlIGZvbGxvd2luZyBpbiBLTVNHIG9uIE5WSURJQQo+Pj4gVGVncmEgKEFSTTMyKToK Pj4+Cj4+PiAgQlVHOiBCYWQgcnNzLWNvdW50ZXIgc3RhdGUgbW06KHB0cnZhbCkgdHlwZTpNTV9B Tk9OUEFHRVMgdmFsOjE5MAo+Pj4KPj4gCj4+IFRoYW5rcy4KPj4gCj4+IFdvdWxkIHlvdSBtaW5k IGxldHRpbmcgbWUga25vdyB3aGljaCBjYXNlIHlvdSBhcmUgdGVzdGluZz8KPgo+Tm90aGluZyBz cGVjaWFsLCBzeXN0ZW1kIHN0YXJ0cyB0byBmYWxsIGFwYXJ0IGR1cmluZyBib290Lgo+Cj4+IE9y IHRoZSBzcGVjaWFsIHRoaW5nIGlzIDMyLWJpdCBwbGF0Zm9ybT8KPkkgaGF2ZSBhIGxpbWl0ZWQg a25vd2xlZGdlIGFib3V0IG1tLywgc28gY2FuJ3QgcHJvdmlkZSBkZXRhaWxlZCBleHBsYW5hdGlv bi4KPgo+UGxlYXNlIHRha2UgYSBsb29rIGF0IHRoaXM6Cj4KPlsxXQo+aHR0cHM6Ly9lbGl4aXIu Ym9vdGxpbi5jb20vbGludXgvdjUuNS9zb3VyY2UvYXJjaC9hcm0vaW5jbHVkZS9hc20vcGd0YWJs ZS0ybGV2ZWwuaCNMMjEwCj4KPlsyXQo+aHR0cHM6Ly9lbGl4aXIuYm9vdGxpbi5jb20vbGludXgv djUuNS9zb3VyY2UvaW5jbHVkZS9hc20tZ2VuZXJpYy9wZ3RhYmxlLmgjTDU0OQo+Cj5bM10KPmh0 dHBzOi8vZ2l0Lmtlcm5lbC5vcmcvcHViL3NjbS9saW51eC9rZXJuZWwvZ2l0L3RvcnZhbGRzL2xp bnV4LmdpdC9jb21taXQvP2lkPWMwYmExMGI1MTJlYjJlMmEzODg4YjZlNmNjMGUwODlmNWU3YTE5 MWIKClRoYW5rcywgSSBzZWUgdGhlIGRpZmZlcmVuY2UgaGVyZS4KCklmIHRoaXMgaXMgdGhlIGNh c2UsIHdlIGNhbid0IHVzZSBwbWRfYWRkcl9lbmQoKSB0byBzaW1wbGlmeSB0aGUgY2FsY3VsYXRp b24uClRoaXMgY2hhbmdlcyB0aGUgYmVoYXZpb3IuCgpJIHdvdWxkIHByZXBhcmUgYW5vdGhlciBw YXRjaCBzZXQgdG8gZml4IHRoaXMuIFdvdWxkIHlvdSBtaW5kIGhlbHBpbmcgbWUKdmVyaWZ5IG9u IHlvdXIgcGxhdGZvcm0/CgotLSAKV2VpIFlhbmcKSGVscCB5b3UsIEhlbHAgbWUKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwg bWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK