From patchwork Tue Jul 25 04:20:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13325784 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 922D1C04FE0 for ; Tue, 25 Jul 2023 04:22:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230295AbjGYEWD (ORCPT ); Tue, 25 Jul 2023 00:22:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231753AbjGYEVi (ORCPT ); Tue, 25 Jul 2023 00:21:38 -0400 Received: from mail-yb1-xb2f.google.com (mail-yb1-xb2f.google.com [IPv6:2607:f8b0:4864:20::b2f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E5271BC7; Mon, 24 Jul 2023 21:21:22 -0700 (PDT) Received: by mail-yb1-xb2f.google.com with SMTP id 3f1490d57ef6-cb19b1b9a36so5683213276.0; Mon, 24 Jul 2023 21:21:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690258881; x=1690863681; 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=d0E0BACLvXh2vpBt6imfUOZqEuzu1odD4oW+AaIJCus=; b=jYui+PKKLrYwW/9bkeBCxZuH30ZLFCfjk6k83i08YHGZs5qBvg098warmUkrhehPA7 w4YGyti6UCNUragO2itKU02HUpV/ViBpQF9TFUZFW/NNv47MTUMBLJ+3J2/znigqsRJs QhHBOUaU/0pdlJBDEn1DtnKR6Jjb52zcMeUqfdcetzMdFupe+5WkVJfD4fN5fJJOsgL0 e1lfCQXQItA0Ro7t73ofq2YB2adhnzcCWoT2HIbviNcoaPhOqdkOZB4a44aYijkjfd8z BHV0Z8ytCVZzLV7QMejslcSqJexW00RaRFmpSqinl2bowLcrU0F1887NS/OPVowYeO94 sAOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690258881; x=1690863681; 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=d0E0BACLvXh2vpBt6imfUOZqEuzu1odD4oW+AaIJCus=; b=LzjdyKv/Xe7LLa0i/n0x8F/gGXLxmXEZlJGlY7tdsU5vLp7ww3ErIrY3Ug6A+Mv0kS lKinIDVONbTg1aXNMA9bgsCouPQK5g9F9g+Ojpjn7szMK4gv77KUAxtBsfMl9OjmyW4o SoiGk7KJ5AsirWsDyuyGkdSG07K01CBgY3rDRTNobdxPvpZsN2lY2gFVHcg29FB52HUI gncuG2QfabEDwruwAvi1ayyc08gloivznRxvoL1xFxdp5/JeJwZgYLT0JBI4fOR7CSf2 i56Je5XJwWAtLKSbY76r4ojd88qGpo7ncmjhAJz9rB+fiYo4+EK6xFkZiIVe80SblJwg 7nGQ== X-Gm-Message-State: ABy/qLaKMiO5ii6kjq2X+LyrjuYYYpqfUj4FQoLhyHMHGqK9YMk2JYuc y4HfW/IY5BKWpMKAIDxvV3w= X-Google-Smtp-Source: APBJJlGCGmZmbOTlDUcCFEi74mEzBDVKNi9w9+0D8ZZZqBiNJxZc6NQL85g34qQbwNZIlG7Tv+r/mA== X-Received: by 2002:a25:356:0:b0:d0b:ed07:7f56 with SMTP id 83-20020a250356000000b00d0bed077f56mr5325321ybd.18.1690258881187; Mon, 24 Jul 2023 21:21:21 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id h9-20020a25b189000000b00d0db687ef48sm1175540ybj.61.2023.07.24.21.21.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 21:21:20 -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, Hugh Dickins , "Vishal Moola (Oracle)" , Mike Rapoport Subject: [PATCH mm-unstable v7 07/31] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 24 Jul 2023 21:20:27 -0700 Message-Id: <20230725042051.36691-8-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230725042051.36691-1-vishal.moola@gmail.com> References: <20230725042051.36691-1-vishal.moola@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index c155f82dd2cc..52ef09c100a2 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2974,12 +2974,12 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) return ptlock_ptr(pmd_ptdesc(pmd)); } -static inline bool pmd_ptlock_init(struct page *page) +static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE - page->pmd_huge_pte = NULL; + ptdesc->pmd_huge_pte = NULL; #endif - return ptlock_init(page); + return ptlock_init(ptdesc_page(ptdesc)); } static inline void pmd_ptlock_free(struct page *page) @@ -2999,7 +2999,7 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) return &mm->page_table_lock; } -static inline bool pmd_ptlock_init(struct page *page) { return true; } +static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { return true; } static inline void pmd_ptlock_free(struct page *page) {} #define pmd_huge_pte(mm, pmd) ((mm)->pmd_huge_pte) @@ -3015,7 +3015,7 @@ static inline spinlock_t *pmd_lock(struct mm_struct *mm, pmd_t *pmd) static inline bool pgtable_pmd_page_ctor(struct page *page) { - if (!pmd_ptlock_init(page)) + if (!pmd_ptlock_init(page_ptdesc(page))) return false; __SetPageTable(page); inc_lruvec_page_state(page, NR_PAGETABLE);