From patchwork Mon May 1 19:28:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13228089 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 628A6C7EE21 for ; Mon, 1 May 2023 19:30:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233394AbjEATaH (ORCPT ); Mon, 1 May 2023 15:30:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232966AbjEAT3X (ORCPT ); Mon, 1 May 2023 15:29:23 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B1A1C2D7B; Mon, 1 May 2023 12:28:56 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1a9253d4551so21236465ad.0; Mon, 01 May 2023 12:28:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682969327; x=1685561327; 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=Qr6GrFg3nf2tpOD8Orpodgx1J1bZoReYY/j4MOttH8M=; b=UIGt4Rxs2HkrsHutpAYaiWsjpykN6YUUd9E7lUyM0xl9pxC5slr+PivAMCf0kJWRtN +uixoPZwp4Vkl4YHEUToQjjzNjvIathQteky2ye14eE7NbHDFgUdPJKRNVXQAhEugOmA SnKo0+DWLOVbHHUZvAiFOaLnHaj2/1PYZhJmFGNiABpmjR+0nby25eJKrDAKj84VfLsp mCPKXur9uRrX02YRe2GBv91KFh4j6FQNTVZMtFBm8+b26dYihW/DQX+FZ7CAta9Gp4QP rZEIiymi83HRxeSWeuBi69l3Fo9OQWMSSxYcww0ZzqBAzl9SsUUSi153JEf/pt3dBwk3 OFrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682969327; x=1685561327; 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=Qr6GrFg3nf2tpOD8Orpodgx1J1bZoReYY/j4MOttH8M=; b=KSpDfKd+c/GWKf+a1QgwoqUydKfzNT/OQOQO8dQaOV7GUMzW1DfAhK0tB19Wi8hWKi aJSQWOetaXFf1PlMYazlOhW1iySxRI019GlRSin7qFKt+0bBpdSPTstLpQe76FGShYOx rl2nAqvcE8gSxsKrHby1/YqLcNRYM86TR2nWI6/nCoSkQpray0VxMpyk3y1XtzFavOS+ L/3+POUraNY3RYv4/gmRYy7Hl4wFGKKFw1AtLBX8OJIbhAq+LQP8NAr/s00YuanV/zI6 0Mtp1etovjUlNCA7oG8JojtzD3ri2o8Po6b58Ya7Lp5QVID6yOopjZjVJCrgEw8PM1Kc y6tA== X-Gm-Message-State: AC+VfDyJaw0j7fT5Yo+EetMN9LreVSZvyo63UMqXwpGOCLczOJkvEVeI GoRPNRHUp3gg1/1w0AMA+KzoTCKJXzix+gGJ X-Google-Smtp-Source: ACHHUZ7U6exPykPvKxCgekHmX9KTHTAx49eIcN0vG+aTw+3qX+uTyRXMYpekTZ9RZqGTjPxZ9ZewtA== X-Received: by 2002:a17:902:ecca:b0:1a6:4127:857 with SMTP id a10-20020a170902ecca00b001a641270857mr17426348plh.5.1682969326811; Mon, 01 May 2023 12:28:46 -0700 (PDT) Received: from fedora.hsd1.ca.comcast.net ([2601:644:937f:7f20::9a2c]) by smtp.googlemail.com with ESMTPSA id u8-20020a170902bf4800b0019c13d032d8sm18175622pls.253.2023.05.01.12.28.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 May 2023 12:28:46 -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 v2 09/34] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 1 May 2023 12:28:04 -0700 Message-Id: <20230501192829.17086-10-vishal.moola@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230501192829.17086-1-vishal.moola@gmail.com> References: <20230501192829.17086-1-vishal.moola@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-sh@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 49fdc1199bd4..044c9f874b47 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2903,12 +2903,12 @@ 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) @@ -2928,7 +2928,7 @@ 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) @@ -2944,7 +2944,7 @@ 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);