From patchwork Tue Jun 27 03:14:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13293764 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 BD966C001B1 for ; Tue, 27 Jun 2023 03:16:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230058AbjF0DQH (ORCPT ); Mon, 26 Jun 2023 23:16:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36068 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229738AbjF0DPf (ORCPT ); Mon, 26 Jun 2023 23:15:35 -0400 Received: from mail-yw1-x1135.google.com (mail-yw1-x1135.google.com [IPv6:2607:f8b0:4864:20::1135]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B1B581991; Mon, 26 Jun 2023 20:15:29 -0700 (PDT) Received: by mail-yw1-x1135.google.com with SMTP id 00721157ae682-56ff9cc91b4so44754577b3.0; Mon, 26 Jun 2023 20:15:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687835729; x=1690427729; 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=wSwuU7fg/k+TT5PagWIdYLap7GxOydHG9fnVI01D6B4=; b=Lg2sjw4Fq7Jsh/1bPb8/Bz5bb4WbWygT3r2OYZVXGMBEwfozbqxm0/F6bIElAKjdHD k9tw765etUmPaJavNHOgRAh4TrN9WtYkyFJDXO4e8zB0CLQ7CKYG2S6Z4giPdak3TlLV dBQDIQS2mzx3Rkho31FJSGH9B3yVhFoSm33zMOn6yvA7Um5yH03kqWlR3ymYgVkxmZrE IJEFqdSDC0V+0/+0zxMFLR8Zuzl0eiDJ5KrxbBEu73g+J0vEbUyjW5NugtcJ2jWIZ/MO 3IUWIpYlYW1hiX8BTPI8estSfzK1mYASEDhKfgKz4greHIhYdQhx0bK/LpN/7ezGhpY+ FpXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687835729; x=1690427729; 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=wSwuU7fg/k+TT5PagWIdYLap7GxOydHG9fnVI01D6B4=; b=Y0bnOZH0Y5ZUOybzPSYzNSWX7/2r82zd8F1+/3jMIWiF2+u2AvPTo4eqccpfAQfp/N 2BXHci41BdkY2pFsGD/vZLmwkMontsC1MyiMfsqMXwj1sQ9tGej533fPtG4X9OeVooDP wS8zeeK0X1qKJPnGglFOHMuLboWVjgbeyRhqj15GvuvZoozGaJ02Wo4M16vdByy4ta1x hV2eHHgdLGGexKE6ANRMPNpzc5Pr351jZsXVzV8MmFjXifBkV3UAbJZJ+cwoyK2SLnaH KGDWorxR/h1TbyB/jL1L9Z++fFG+rOoYlM22suJfH0GC21VnkMyaCWqEmW/5uTVZvhNI OFXA== X-Gm-Message-State: AC+VfDw7yomyTMnF5XRm2kzQKiMTw8dfj5WIyIxROKsRCBXgw7tNBf7f 9a/V0HoPNKkoUXXkRbA7KU8= X-Google-Smtp-Source: ACHHUZ46AY3BqwTWqQUYpGbmhIWT6fwcR58AoQIOUKYPJMkYvs0jOnx1fxcN7fC61p35DP7uAiDexw== X-Received: by 2002:a81:6887:0:b0:565:cf47:7331 with SMTP id d129-20020a816887000000b00565cf477331mr37299896ywc.2.1687835728818; Mon, 26 Jun 2023 20:15:28 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s4-20020a0dd004000000b0057399b3bd26sm1614798ywd.33.2023.06.26.20.15.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Jun 2023 20:15:28 -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 10/33] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 26 Jun 2023 20:14:08 -0700 Message-Id: <20230627031431.29653-11-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 4af424e4015a..0221675e4dc5 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2934,12 +2934,12 @@ static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) return ptlock_init(ptdesc); } -static inline void pmd_ptlock_free(struct page *page) +static inline void pmd_ptlock_free(struct ptdesc *ptdesc) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE - VM_BUG_ON_PAGE(page->pmd_huge_pte, page); + VM_BUG_ON_PAGE(ptdesc->pmd_huge_pte, ptdesc_page(ptdesc)); #endif - ptlock_free(page); + ptlock_free(ptdesc_page(ptdesc)); } #define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte) @@ -2952,7 +2952,7 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) } static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { return true; } -static inline void pmd_ptlock_free(struct page *page) {} +static inline void pmd_ptlock_free(struct ptdesc *ptdesc) {} #define pmd_huge_pte(mm, pmd) ((mm)->pmd_huge_pte) @@ -2976,7 +2976,7 @@ static inline bool pgtable_pmd_page_ctor(struct page *page) static inline void pgtable_pmd_page_dtor(struct page *page) { - pmd_ptlock_free(page); + pmd_ptlock_free(page_ptdesc(page)); __ClearPageTable(page); dec_lruvec_page_state(page, NR_PAGETABLE); }