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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50CF0EB64DA for ; Fri, 14 Jul 2023 06:46:11 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id AA5626B00AC; Fri, 14 Jul 2023 02:46:10 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A56558E000C; Fri, 14 Jul 2023 02:46:10 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 91CF48E000B; Fri, 14 Jul 2023 02:46:10 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 801CA6B00AC for ; Fri, 14 Jul 2023 02:46:10 -0400 (EDT) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 4139C16013A for ; Fri, 14 Jul 2023 06:46:10 +0000 (UTC) X-FDA: 81009282900.06.597D183 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf25.hostedemail.com (Postfix) with ESMTP id 19968A001A for ; Fri, 14 Jul 2023 06:46:06 +0000 (UTC) Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=QdE2tDgk; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf25.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1689317167; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=KXpKPKHigpMkbl63W7aUxxwZsWxrC+5Af9bciMsQwRU=; b=BFzJU5pdU1y7c6i6PBjL8afN6L5w5bStPOIvTnOvGOrx7yZdQnmCN6wruIpwsDIJcBJDc0 VJzuB0WnqFALHCgwSU6b7+N6T1PuAnI+BCyASXswIS5TAv2z0iit8QXxoLWpYSPCi913sD Z/AAtZKtthhG17z/6jYo46q/e/C39iw= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=QdE2tDgk; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf25.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1689317167; a=rsa-sha256; cv=none; b=qorB0lxutPq3gMChND0S/6CwxpU21FfUsbC/ZweDmMnR1VFZigDR4EMje12ezkT+gmj62L Fq7VVuVexbmS6pkeW3i/adaFdFXclFtX4oEV0cj+hvVVFJYHCl8unTvH0x9sV3yTHbwms9 j1eRUBezS6T+es/KoQ+V45F/MQ4V2ng= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1689317166; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KXpKPKHigpMkbl63W7aUxxwZsWxrC+5Af9bciMsQwRU=; b=QdE2tDgkOElhRu8Z1bnFdSQH5kIiYYamk6kxGdD9221cJTU+VLYtU1y28Hm8av/YAPNEwe GxHpGaIFUqGkwI+q2lzKzKzEvVfl+rf30YcsL5XVLw1L4us0NTuQrag6F9StCUDv0LLTSt smQKIkiFOyKD6Mw6igULkQRVvv21V4A= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-648-jO-PUPeHMJ2_nDWccPhU5w-1; Fri, 14 Jul 2023 02:46:05 -0400 X-MC-Unique: jO-PUPeHMJ2_nDWccPhU5w-1 Received: by mail-wr1-f72.google.com with SMTP id ffacd0b85a97d-3143b277985so1050448f8f.2 for ; Thu, 13 Jul 2023 23:46:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689317163; x=1691909163; h=content-transfer-encoding:in-reply-to:subject:organization:from :content-language:references:cc:to:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=KXpKPKHigpMkbl63W7aUxxwZsWxrC+5Af9bciMsQwRU=; b=Fy12JEd2xc5LO85fZdeYMDaCwCIzur4yWc2N2t6CwzqHikR53Sk+Hrx6MugFSh7HkO 9ZyyEBBiG0oVsHnlgxu75cSrN3ZuaKYtqa39wf4A1i/TykqmZ+FUxbWsM/3etphMuWlf EBOHiqnZaCNpQi4APvq3Hf5bLZrDqUGYr01AeLidU1cLiPVActurYOQfSJCEXVzHu6gY ZKTUC3cI9qmf4mHpWImg0/74WiFxUvgo6u7SR2nwMXhO0aGcgjlyTjeTh3gNGpApvYMa zC7alq/H7RID2eSak1k5GKKn45fhmfMgpGywBol7Dz6Rvq894V1qnsstAxmM/QC/uMt4 lPjg== X-Gm-Message-State: ABy/qLZzM44NTu+c4R+kiyRFVZZgzq8P5/it2mv2s0cAN/KAfOuahAou H7LhR0ZJPmzU44t7Zp8pGxcL2tw8IeqjDruDNq73XhJQ/b4GnDQVDEtY0DEeADCxk8DiuxfPOla PO3ba0PRiuNo= X-Received: by 2002:a5d:5506:0:b0:314:3358:d57f with SMTP id b6-20020a5d5506000000b003143358d57fmr3243365wrv.56.1689317163690; Thu, 13 Jul 2023 23:46:03 -0700 (PDT) X-Google-Smtp-Source: APBJJlH9IkQug2Vp8ewiaAGSY8AV3YvIspoKiJh6biwWXVoO5nvSCptVvP139urMCIqbtER0pDCkeQ== X-Received: by 2002:a5d:5506:0:b0:314:3358:d57f with SMTP id b6-20020a5d5506000000b003143358d57fmr3243347wrv.56.1689317163305; Thu, 13 Jul 2023 23:46:03 -0700 (PDT) Received: from ?IPV6:2003:cb:c70a:4500:8a9e:a24a:133d:86bb? (p200300cbc70a45008a9ea24a133d86bb.dip0.t-ipconnect.de. [2003:cb:c70a:4500:8a9e:a24a:133d:86bb]) by smtp.gmail.com with ESMTPSA id j11-20020a056000124b00b0031417fd473csm10024953wrx.78.2023.07.13.23.46.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 13 Jul 2023 23:46:02 -0700 (PDT) Message-ID: <2b5e55ae-b7c5-3274-a6e0-61951d0c9068@redhat.com> Date: Fri, 14 Jul 2023 08:46:01 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 To: Anshuman Khandual , linux-mm@kvack.org Cc: Andrew Morton , "Matthew Wilcox (Oracle)" , "Kirill A. Shutemov" , Hugh Dickins , linux-kernel@vger.kernel.org References: <20230714061438.122391-1-anshuman.khandual@arm.com> From: David Hildenbrand Organization: Red Hat Subject: Re: [PATCH] mm/rmap: Convert rmap_t into enum rmap_flags In-Reply-To: <20230714061438.122391-1-anshuman.khandual@arm.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 19968A001A X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: ik8u3np8tesqdtfd9dgob4kuckfjn9e8 X-HE-Tag: 1689317166-613027 X-HE-Meta: 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 aVhCFQlj 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 14.07.23 08:14, Anshuman Khandual wrote: > rmap_t tracks bitwise positions for various page reverse map related flags. > enum could provide more compact representation. This converts these flags > into an enum listing, without any functional change. > > Cc: Andrew Morton > Cc: "Matthew Wilcox (Oracle)" > Cc: "Kirill A. Shutemov" > Cc: Hugh Dickins > Cc: David Hildenbrand > Cc: linux-mm@kvack.org > Cc: linux-kernel@vger.kernel.org > Signed-off-by: Anshuman Khandual > --- > This applies on v6.5-rc1 No, please read Documentation/dev-tools/sparse.rst for "Using sparse for typechecking". -- Cheers, David / dhildenb