From patchwork Tue Jun 27 03:14:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13293760 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 D6A96EB64DC for ; Tue, 27 Jun 2023 03:15:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230138AbjF0DPp (ORCPT ); Mon, 26 Jun 2023 23:15:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36076 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230311AbjF0DP3 (ORCPT ); Mon, 26 Jun 2023 23:15:29 -0400 Received: from mail-yw1-x112f.google.com (mail-yw1-x112f.google.com [IPv6:2607:f8b0:4864:20::112f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8395219BD; Mon, 26 Jun 2023 20:15:25 -0700 (PDT) Received: by mail-yw1-x112f.google.com with SMTP id 00721157ae682-5707b429540so62181507b3.1; Mon, 26 Jun 2023 20:15:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687835724; x=1690427724; 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=QwvXTPG+SvX1bm+f7lh9ddV99LBkA8HMSnaL5DvtP/w=; b=bw9pNUcuMxpubm9pq3maPyXbc62B+bsuNNloL1m8ijygS8iq7WYtlX4XdEVQIeg/Zh Ngyg1Az+rnDUxxJdpkw2Xv9RrFezRnlEtGz+ikp5CpgXDK/wyBh05TsohR9gIqLikIrz XQJZpHLygL22WsyZKTUtr35hO5G+O3BbEJWU1trW1sFmIRDgY2iyZUpnQW0acaV8lKSP bClQykA4VjSGm4LzvwTtemLaGQIugu/qzT0WXVHTnnvGtI1PeGca+HTzzD6jettWBhDo 8pn250bIB0NJGxFmMTfFNawkBicAYzNWGl1omwNwRWLI+9cdDNXLQFqbUAr8KIK7W1AA kzkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687835724; x=1690427724; 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=QwvXTPG+SvX1bm+f7lh9ddV99LBkA8HMSnaL5DvtP/w=; b=Hk43Sh0FNln6SPSrGAOXZiW4EVV6rwXdJZ7vEMYBF9a0Cq4WCjk5CRFVMg15l+5SkO vOZpG6L+YdwF2kd8BBRiyGcEVyx4evhnzBUTYt9loVP7FdUnYeOFer58mFRoxqvDxXwt 4PalQJuCFqxk6nayN7i4HEbNXQGSmHk/APS2026X4rYf8lYn4nB3wKGiO3KMMlAxae1c LqDkUmGzZtfwwbhF6VotAjEgokDCY5NiDlWupK9rboJ/viZ0LAr3PJNyHkBPJ6c/zF4j vg5OJx4hXBPqGYAtmQDBCHv0612RlfEDWDcWvDbYCzQg7jGVyrbM0N40hJW8nhMKvZOR KNZQ== X-Gm-Message-State: AC+VfDxHqiI6ANGatnRTmIo+F6I5XQr/CFPZoYHeho2ZnyV+mApvSTH8 en8nRThnl7SYjiTeWKo1DJ0= X-Google-Smtp-Source: ACHHUZ4U3kYwykXpP1FzDZUmgCkvLtNAT31XIQI7+ns8f+sP4iaCy71EJqjX8aE3VjJuNDesXn/JrA== X-Received: by 2002:a81:48d0:0:b0:56d:6dd:c1e0 with SMTP id v199-20020a8148d0000000b0056d06ddc1e0mr35914739ywa.21.1687835724632; Mon, 26 Jun 2023 20:15:24 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s4-20020a0dd004000000b0057399b3bd26sm1614798ywd.33.2023.06.26.20.15.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Jun 2023 20:15:24 -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 v6 08/33] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 26 Jun 2023 20:14:06 -0700 Message-Id: <20230627031431.29653-9-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230627031431.29653-1-vishal.moola@gmail.com> References: <20230627031431.29653-1-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 0b230d5d229a..1c4c6a7b69b3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2926,12 +2926,12 @@ 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) @@ -2951,7 +2951,7 @@ 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) @@ -2967,7 +2967,7 @@ 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);