From patchwork Mon Apr 17 20:50:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13214612 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 F2102C88CBB for ; Mon, 17 Apr 2023 20:53:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231343AbjDQUxv (ORCPT ); Mon, 17 Apr 2023 16:53:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39950 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230432AbjDQUxV (ORCPT ); Mon, 17 Apr 2023 16:53:21 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0294E5B90; Mon, 17 Apr 2023 13:52:59 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id la15so4090223plb.11; Mon, 17 Apr 2023 13:52:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681764779; x=1684356779; 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=X3zVXX/N6SOzga9RDJq+tPAqPrrx50X9RMNZ27hRgPo=; b=sICUrUNhKpAOA4VRjrqbzI2X/H4tUjO6T2SdOnpuj4Iy+PajhE1DrUSbcJznfffRrX L+wg0APu+UnJsiMWo07D8eesoEiJoCPkIf7iFkO3frlAWKtnOneztwNYCGmhOQpiZeuy AXohiTFVSZ6j/QYK9dyhVhIaufaLIPexDAAJXmf6qW3dNeCDEUq++V0vxfiKc0g0e7Ab Ewxv8L1qYPD4uyzx9cQ6CGY815b+pAM3zpWc0XUF8sLnRhkHRA/O3qjcuWg0cKvRpE4M YyoU6OpnuIHEQ4e7n1BxpYaP+3T9kR2hf6Oim0PIubi0gprGsuCOvZCKtVwS9TGYF6kY TvEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681764779; x=1684356779; 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=X3zVXX/N6SOzga9RDJq+tPAqPrrx50X9RMNZ27hRgPo=; b=jcGd4cdY7Ch+fIG+r2fc4u7HEtxmBRSC5AcLGAPwsin+Pq3IKf5if7v2j1ApQzRNrR Ec3fAVs9iIGiUs83RIsdKyf3CQpmH6wJYz5ZcYK/dW9s0JT1yRGSiU0vEpuGuJf0lATb YgCQRPbRlKicQ/eb1xIGECk52q+p0S82zdJVrfrjmgU7gK94APEc2mCjZ/qnPR1cstLf AmhhS5tyHdOE08e7qC2sHEnWhBXbYUw3M7lVVtxmar0oFgFYI+iCF4NoPLG2zEvwIl/s TjbUCxjyxqPwHWC8KLbGP2hnlw4vN4CxptFNXIpsG2p5ux1D9mxHxWDlGMYgABbq/MMX sODQ== X-Gm-Message-State: AAQBX9dwdiktTWl5W2IkprYefu+pOsIRXeszoSQxLgUyO/NBWCsTg3hp YFgakSwP+DfV5YCqd9EWAuI= X-Google-Smtp-Source: AKy350aL1Q/BuQU4b/coHWha7jodau934g5ZfPpWwX1i7O384OcXkkUs5sEaNrPzHDYpgrYCEKrWgg== X-Received: by 2002:a17:90a:cb8c:b0:233:f393:f6cd with SMTP id a12-20020a17090acb8c00b00233f393f6cdmr15121483pju.5.1681764779380; Mon, 17 Apr 2023 13:52:59 -0700 (PDT) Received: from fedora.hsd1.ca.comcast.net ([2601:644:937f:7f20::c139]) by smtp.googlemail.com with ESMTPSA id h7-20020a17090ac38700b0022335f1dae2sm7609707pjt.22.2023.04.17.13.52.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Apr 2023 13:52:59 -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 10/33] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 17 Apr 2023 13:50:25 -0700 Message-Id: <20230417205048.15870-11-vishal.moola@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230417205048.15870-1-vishal.moola@gmail.com> References: <20230417205048.15870-1-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) --- 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 d2485a110936..2390fc2542aa 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2911,12 +2911,12 @@ 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) @@ -2929,7 +2929,7 @@ 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) @@ -2953,7 +2953,7 @@ 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); }