From patchwork Mon Jun 12 21:04:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13277508 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 A9AF7CA9EDE for ; Mon, 12 Jun 2023 21:08:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239468AbjFLVIZ (ORCPT ); Mon, 12 Jun 2023 17:08:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238616AbjFLVIB (ORCPT ); Mon, 12 Jun 2023 17:08:01 -0400 Received: from mail-yw1-x1134.google.com (mail-yw1-x1134.google.com [IPv6:2607:f8b0:4864:20::1134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2FD8F2950; Mon, 12 Jun 2023 14:05:09 -0700 (PDT) Received: by mail-yw1-x1134.google.com with SMTP id 00721157ae682-56d2b7a9465so15630047b3.3; Mon, 12 Jun 2023 14:05:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1686603908; x=1689195908; 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=e/NReaJdz90gZ2NQIlUYsxuwjuA5PoSk9HvAIR22dRg=; b=cJPixJ7fvL8lj4msWoT6T4UdDliAegelx3fhfZFkllamFJSmCzzBfgBkJHvHf5VBH4 +bFQaX0c9HvMpz3cMr64OoUwpvHF+4NrriYC39tboK0Z4VjLF9J6MmzkevSDnSF+eJ9S vsFP6THd62TglAym5r/waWV4KiQYY/X7Hysf9ft4FBrKTw7bicGfQMMhWM2I4CuvKtOv cwDTHbNBV8LRmkAEvkAc0kAr+XDxv+lhnXg68dTw4NnjCIip7ummoW4kmN1lP3wtz1t1 rgvGb1IbL+Qt1u/Y4z+ep/GLJI6yTMWmeJDiLjESMtlIxdtrVlVrtQkxPe5yKm5XHK1M 0mYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686603908; x=1689195908; 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=e/NReaJdz90gZ2NQIlUYsxuwjuA5PoSk9HvAIR22dRg=; b=aepoKjP1xsUQDMauiCnZ6rVGnHYEUeJr3GdZlunKqW1bKzN5hVAMCeZsyVFfKWEkgd m3ceIgAPEmhZgOXY4ccnuCylr2IDnAITaRBksCIhPwsDcKE63ouhLzQGZuKTcfI0MnMf CfdhQTsg04SPJyX5kllOAbyJIEas/X2vkChdhYN4LMhvs0CxrBlDBwefA91OwXMZ2557 C4wj4qabvEkYV/XGZHigJEbctm8q9QpM8sW5mwKmwYLfssK+g+uWIcgIw82Nqz6zasu/ Nvr97j7ZdY+lrI/g+VJ+KKO+Fl8q+2M5QN7oISDo9uxwz5ZfIk+BIM4nWBIQlih275DL NXow== X-Gm-Message-State: AC+VfDztSBOzccz4f3tlCL5cenXCPwbel8LUjI95gdDLM8CYYy/QOs1k G8hUXMxVt8QnSDmGwtHYaew= X-Google-Smtp-Source: ACHHUZ5kijcVYXBTbbFcK1VnPllJL1iB2ONZxmZAAAXhO7jcUSS10Gkxlzbwqmp6U6Z9PG+yvX9PWw== X-Received: by 2002:a81:9288:0:b0:56c:f916:905 with SMTP id j130-20020a819288000000b0056cf9160905mr7254032ywg.32.1686603908266; Mon, 12 Jun 2023 14:05:08 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s125-20020a817783000000b00569eb609458sm2757115ywc.81.2023.06.12.14.05.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jun 2023 14:05:08 -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)" Subject: [PATCH v4 11/34] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 12 Jun 2023 14:04:00 -0700 Message-Id: <20230612210423.18611-12-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230612210423.18611-1-vishal.moola@gmail.com> References: <20230612210423.18611-1-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 f48e626d9c98..3b54bb4c9753 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2950,12 +2950,12 @@ 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) @@ -2968,7 +2968,7 @@ 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) @@ -2992,7 +2992,7 @@ 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); }