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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id EBB73C7EE21 for ; Mon, 1 May 2023 20:30:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=g43mP9yy2k0/21aswA5/1ZKaAAs6in+b68Rwy/2V5pA=; b=T/E6MhSJTo+t2Q wh4Zaexd38GxBFA1C2E7NU83y3/L2WnjFB3GsDujs+7ERK5/ftSrsyiG+aUtdS65Mo/9XSURTq9y+ NwbWu74aRSvQp6QTXHNrxNMd72Y1+uQYf/3tKhlReqevhDkDpjpo4SOgZb3bQe/rGr95LwSrsk4A4 YNM8xaYIeCHP6OVNes2m1BKh1Sjpt9RMoIajp80ILSfMcc6UtRwoZf99qrB1J7LAvXBQKr6XmxnOi tMF5m3yHuFm7LGdqlh4+sT6JxHEtvEB7TPYiNIOv/DthXABum4/OvYa9iba2EGNZSF7R8NNmJg4M6 skGXIL7qrr84aXu22FQA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1ptaAH-00GsAp-1J; Mon, 01 May 2023 20:30:29 +0000 Received: from mail-pl1-x633.google.com ([2607:f8b0:4864:20::633]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1ptZCm-00GhNx-0U; Mon, 01 May 2023 19:29:01 +0000 Received: by mail-pl1-x633.google.com with SMTP id d9443c01a7336-1ab05018381so4986105ad.2; Mon, 01 May 2023 12:29:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682969339; x=1685561339; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=mrqntkjJd8BO8YfASMnosk0HIl+t/0EXXW8sSx0dJVg=; b=YynIc3MWOn+7eKGjmZARCn/IjCANfe8gTHKhI/1ubKTs4ZbiubHG1P9aimD9KzNrIR eunJCIzqiXfZGl0CCMrWEsO+nwpbu9UTA+2coBncf0PpX1ohouYsG2DEdDJZPuTXi/ir yR5oJPT4K2awb6eBfuzacZRfwPXKDUNKWynDv8oNvVCBXhLYj3JhwMiPBRO+Fg6hjdSs FM9xgZDHU6Sc+urW7voaFKEt/7m6LjDuxZZp6qL4zZI9dwEcGtT8oaSDqFIY7TNV4Oop NDnPsASY2UskW6usELO5k/OqVJv807YApzHQHt4bSD2BLXySmWIPAbRFeQIxlm3YwdkY qcpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682969339; x=1685561339; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mrqntkjJd8BO8YfASMnosk0HIl+t/0EXXW8sSx0dJVg=; b=g7v3P6Lgx+DEpM+hNnEKHt/OIsrj6rAl5M3k9ubB4pUzWbJmmF23mTpu4TMTFjOg03 auSF86uKtpO8nBLhrkCDEhWLSFVTAfAWk4Ov6nVIvoiuEcrrmxTcq+YzbiUUgXOHDccm qmz5NAI6w47ASJdxFv9yoeAux6my7lT/j05r+tKOT0+TXSzUaodVRcvm38Wrl6bdzwve QEhOTW922giv6dOmAvf4RWfHgwqJuydYSbtFb/8sZxmlD7EYS75WdT8/iKm4wiNaK1lT /xpw9BlzYT0OGKAYXwpAWsI3rqLRKyaBEDZn/TJggoxq8fqxCpI9gNhWMk0ciJfO/DmU D35g== X-Gm-Message-State: AC+VfDyBihKvRFSC2HfU6eNDaUp/+wCIReIaieUd3n9bZExajQqyuRaA 5EFugHP/jX1qoTJc4W1uTA0= X-Google-Smtp-Source: ACHHUZ77ujqEA4Fn1OLOb7e5ecCGVNnJtAoTp2B3mAkadiAfSXyelwvqP5mlNEo41vojA+MW1rmqbg== X-Received: by 2002:a17:902:ce8e:b0:1aa:efad:f2d4 with SMTP id f14-20020a170902ce8e00b001aaefadf2d4mr5633464plg.63.1682969339499; Mon, 01 May 2023 12:28:59 -0700 (PDT) Received: from fedora.hsd1.ca.comcast.net ([2601:644:937f:7f20::9a2c]) by smtp.googlemail.com with ESMTPSA id u8-20020a170902bf4800b0019c13d032d8sm18175622pls.253.2023.05.01.12.28.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 May 2023 12:28:59 -0700 (PDT) From: "Vishal Moola (Oracle)" To: Andrew Morton , Matthew Wilcox Cc: linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, "Vishal Moola (Oracle)" Subject: [PATCH v2 18/34] mm: Remove page table members from struct page Date: Mon, 1 May 2023 12:28:13 -0700 Message-Id: <20230501192829.17086-19-vishal.moola@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230501192829.17086-1-vishal.moola@gmail.com> References: <20230501192829.17086-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230501_122900_187357_2830C89B X-CRM114-Status: UNSURE ( 9.91 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org The page table members are now split out into their own ptdesc struct. Remove them from struct page. Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm_types.h | 14 -------------- include/linux/pgtable.h | 3 --- 2 files changed, 17 deletions(-) diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 6161fe1ae5b8..31ffa1be21d0 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -141,20 +141,6 @@ struct page { struct { /* Tail pages of compound page */ unsigned long compound_head; /* Bit zero is set */ }; - struct { /* Page table pages */ - unsigned long _pt_pad_1; /* compound_head */ - pgtable_t pmd_huge_pte; /* protected by page->ptl */ - unsigned long _pt_s390_gaddr; /* mapping */ - union { - struct mm_struct *pt_mm; /* x86 pgds only */ - atomic_t pt_frag_refcount; /* powerpc */ - }; -#if ALLOC_SPLIT_PTLOCKS - spinlock_t *ptl; -#else - spinlock_t ptl; -#endif - }; struct { /* ZONE_DEVICE pages */ /** @pgmap: Points to the hosting device page map. */ struct dev_pagemap *pgmap; diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index b067ac10f3dd..90fa73a896db 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -1034,10 +1034,7 @@ struct ptdesc { TABLE_MATCH(flags, __page_flags); TABLE_MATCH(compound_head, pt_list); TABLE_MATCH(compound_head, _pt_pad_1); -TABLE_MATCH(pmd_huge_pte, pmd_huge_pte); TABLE_MATCH(mapping, _pt_s390_gaddr); -TABLE_MATCH(pt_mm, pt_mm); -TABLE_MATCH(ptl, ptl); #undef TABLE_MATCH static_assert(sizeof(struct ptdesc) <= sizeof(struct page)); -- 2.39.2 _______________________________________________ linux-um mailing list linux-um@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-um