From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161105AbcE3I1O (ORCPT ); Mon, 30 May 2016 04:27:14 -0400 Received: from out4133-114.mail.aliyun.com ([42.120.133.114]:56038 "EHLO out4133-114.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754115AbcE3I1L (ORCPT ); Mon, 30 May 2016 04:27:11 -0400 X-Greylist: delayed 317 seconds by postgrey-1.27 at vger.kernel.org; Mon, 30 May 2016 04:27:10 EDT X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R151e4;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e02c03278;MF=hillf.zj@alibaba-inc.com;NM=1;PH=DS;RN=3;SR=0;TI=SMTPD_----4rwkJ.x_1464596494; Reply-To: "Hillf Danton" From: "Hillf Danton" To: "Aneesh Kumar" Cc: "linux-kernel" , References: <001801d1ba44$dc78c5e0$956a51a0$@alibaba-inc.com> In-Reply-To: <001801d1ba44$dc78c5e0$956a51a0$@alibaba-inc.com> Subject: Re: [RFC PATCH 3/4] mm/mmu_gather: Track page size with mmu gather and force flush if page size change Date: Mon, 30 May 2016 16:21:34 +0800 Message-ID: <001a01d1ba4c$47742590$d65c70b0$@alibaba-inc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-Index: AQIWKn6h33loyfhvO4kLWMpNXsVcrZ9IP63A Content-Language: zh-cn Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h > index 2ac8fe202e9a..3ca36c111b47 100644 > --- a/include/asm-generic/tlb.h > +++ b/include/asm-generic/tlb.h > @@ -112,6 +112,7 @@ struct mmu_gather { > * that that we can adjust the range after the flush > */ > unsigned long addr; > + int page_size; Add a comment for it please. Hillf > };