From patchwork Sun Nov 1 03:33:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huacai Chen X-Patchwork-Id: 11871859 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7D0596A2 for ; Sun, 1 Nov 2020 03:33:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 640AF222C8 for ; Sun, 1 Nov 2020 03:33:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="qAdQpzsG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726513AbgKADds (ORCPT ); Sat, 31 Oct 2020 23:33:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38222 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726486AbgKADds (ORCPT ); Sat, 31 Oct 2020 23:33:48 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EAE43C0617A6 for ; Sat, 31 Oct 2020 20:33:47 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id b12so5051970plr.4 for ; Sat, 31 Oct 2020 20:33:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=BjALlrNXEo/OcNWKugTiXlaqD1WGrYLS8CPlcbmef5M=; b=qAdQpzsGqXYh9MTmTzNwtjOYioya8GZyiDDblvgB4tIRT10D/M7BAiWejaRx11GHgE LugSoT4W1LVr6g8l/SgNa5FLAuNdW4+RyYfV8FHpjdtRJcC2Re0Ge3KFRK5iKYb+kSLm 2BHhZ8AvhFqI/NtLwinIg0klLTrkuezeTGiste/ONGklUnsUiVWX5PR3wgxglozQ+ALG 9jTdkoTJbz0Eo/CZ2Rp1Xn12AJNorLextjNSUUNQmNjr0l90Yc2SoF+nNNk4wUeFnIgA NBETFRdVDRSLyGCeu6ZvSmAnAbbgBXAjrmeLOTaAIQVsEOl1QbNfEly/bBKt3VW1/JJ9 ffXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=BjALlrNXEo/OcNWKugTiXlaqD1WGrYLS8CPlcbmef5M=; b=V8+X2lRatAVX0cnCqkMQAhFXRVVcRhzqfChMUfJyAtVBoXmXO/yU/4UGz+KIvnUS9X nmMSkSZAWO5ySHQK57RL+bYqjEMdkoK+9+bUO6ZNL1fqlB8woft7EiFxMh2dahmn1lAh EYpZVPhwcS4VVXE3Ok5v9Jxa/Xktxamn9OYqWSZ9QfkxM+EmlYw2rkPi8D2UeH6JBH9i WVQhC6MI72Yb2D5VGAUffbRLrpI1TueMB7fd6+vRFN91Q4ehhpxHZXdahqrYS8abDuwV 0QtQHGexzXirprV7ldS+CEujxxb7TyLKpNjV0oh6Dph2wsYFG3N2k+GbmTIztW1SYnta g//Q== X-Gm-Message-State: AOAM530sn861xS64UItbFJs4nhmjyMirw1+xMHKJ8Y4UXVgvd0uAwU43 5/e8MsGbq/U5J0ER/4u7uJs= X-Google-Smtp-Source: ABdhPJy2Z81i2ysFdM64+isdcqVCTh/gx8xM0dO+hfM0kSLSLBDryTfD2mu8emebh+a1w9/tPOM5Jg== X-Received: by 2002:a17:902:c403:b029:d6:4021:28dc with SMTP id k3-20020a170902c403b02900d6402128dcmr15865676plk.36.1604201627441; Sat, 31 Oct 2020 20:33:47 -0700 (PDT) Received: from software.domain.org ([45.77.13.216]) by smtp.gmail.com with ESMTPSA id k8sm9038447pgi.39.2020.10.31.20.33.44 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 31 Oct 2020 20:33:47 -0700 (PDT) Sender: Huacai Chen From: Huacai Chen To: Thomas Bogendoerfer , Mel Gorman , Andrew Morton Cc: linux-mips@vger.kernel.org, linux-mm@kvack.org, Fuxin Zhang , Huacai Chen , Jiaxun Yang , Huacai Chen Subject: [PATCH Resend 2/3] mips/mm: include _PAGE_SPECIAL in _PAGE_CHG_MASK Date: Sun, 1 Nov 2020 11:33:57 +0800 Message-Id: <1604201638-4001-2-git-send-email-chenhc@lemote.com> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1604201638-4001-1-git-send-email-chenhc@lemote.com> References: <1604201638-4001-1-git-send-email-chenhc@lemote.com> Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org _PAGE_CHG_MASK contains the unchanged bits during pte_modify() and pmd_modify(). All other architectures include the _PAGE_SPECIAL bit in _PAGE_CHG_MASK, there is no reason that MIPS needn't. Signed-off-by: Huacai Chen --- arch/mips/include/asm/pgtable-bits.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/include/asm/pgtable-bits.h b/arch/mips/include/asm/pgtable-bits.h index f697c32..50b3978 100644 --- a/arch/mips/include/asm/pgtable-bits.h +++ b/arch/mips/include/asm/pgtable-bits.h @@ -301,7 +301,7 @@ static inline uint64_t pte_to_entrylo(unsigned long pte_val) #define __READABLE (_PAGE_SILENT_READ | _PAGE_ACCESSED) #define __WRITEABLE (_PAGE_SILENT_WRITE | _PAGE_WRITE | _PAGE_MODIFIED) -#define _PAGE_CHG_MASK (_PAGE_ACCESSED | _PAGE_MODIFIED | \ +#define _PAGE_CHG_MASK (_PAGE_ACCESSED | _PAGE_MODIFIED | _PAGE_SPECIAL | \ _PAGE_SOFT_DIRTY | _PFN_MASK | _CACHE_MASK) #endif /* _ASM_PGTABLE_BITS_H */