From patchwork Tue Jul 25 04:20:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13325786 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 EC210C00528 for ; Tue, 25 Jul 2023 04:22:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231753AbjGYEWo (ORCPT ); Tue, 25 Jul 2023 00:22:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53022 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231796AbjGYEWU (ORCPT ); Tue, 25 Jul 2023 00:22:20 -0400 Received: from mail-yb1-xb2e.google.com (mail-yb1-xb2e.google.com [IPv6:2607:f8b0:4864:20::b2e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1ED31BF0; Mon, 24 Jul 2023 21:21:26 -0700 (PDT) Received: by mail-yb1-xb2e.google.com with SMTP id 3f1490d57ef6-cfcebc33d04so5669971276.2; Mon, 24 Jul 2023 21:21:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690258885; x=1690863685; 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=iZ7ozcISUSGoixC5UzzNE5tJz0+L18C1Imj6XmV/DYM=; b=gPlpDfbgQUaDh17nMUuxk8LJn1nYdgEAVfSMEcDpmwNJCwXKDaomTlh0BY+xZkFMKd tFRmLrBoE1Vp0IzzPSrF8bgPZVxB+9aP3VrUcSHjKLr+y7jNlD4PpyjtmGaGnI3Rciw5 xPEUpzqKKaVrLEfBMw5DD9c3Ng9G9PKL+n4eQ6Zcvb2wmVEKnYUeBmB54WntK+cvg6UK QgMdLEB/drGqPOPjrgcd99xnUW0qMuGMWDmaVMRTFx92PXfEsSeKT6B4JdtVKY4BOuL7 QKWH8kGjoeg6j0VlgnYB4AI/+z50XhZH+jdg01QIwrxx7GkpXjxyDTkcgrBZeXNJtHxg DmIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690258885; x=1690863685; 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=iZ7ozcISUSGoixC5UzzNE5tJz0+L18C1Imj6XmV/DYM=; b=ixdKnNCCILsGF4fcDRDjFWVasdqGHGIDWQ4+7FBvqKBuIQPaWGpjp+nnrfCWsq6wUp 9Mg5vqnvlZLklwG1nnsNK8SJQ/FnjN7wvXIlK6wMtVqYS9CFRh5diyqETZDjU1Qhv9qG Cia2z/ouTbzhUGg+Lvz9MvipjSDdVWQMGw4f8nDaqB1TOxv66kZ69/u1+h/h/wcbFAD2 J4PMmbei6TM8TMHtcV4Zd/NWbXkryoQ7yNSLhVqMrs/GmKD1T8GpRUmi5OnpXG3E3MxS UQ/PLWcI+vEi25C+3cO9LNoGG/GdruSc4o8HrDul4lJ9HIxUlo7Zk+fsufGOXsg7aWaK C3dQ== X-Gm-Message-State: ABy/qLbmbyjg7bQdl3HRhC2jYhrjAfLHJw7Kww6Ug9jJzM1KDuSxIH1M Ys8Syosry6r+30wYAai7qnU= X-Google-Smtp-Source: APBJJlEU2X68Ojav0w5cqMxtXa5ryZpYlhi5g+xNY8vonB7Weqi80FZO/gUhwzOoBC/kjqTB4Zo1Gw== X-Received: by 2002:a25:f827:0:b0:d0e:794f:64ef with SMTP id u39-20020a25f827000000b00d0e794f64efmr4552557ybd.0.1690258885213; Mon, 24 Jul 2023 21:21:25 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id h9-20020a25b189000000b00d0db687ef48sm1175540ybj.61.2023.07.24.21.21.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 21:21:24 -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 mm-unstable v7 09/31] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 24 Jul 2023 21:20:29 -0700 Message-Id: <20230725042051.36691-10-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230725042051.36691-1-vishal.moola@gmail.com> References: <20230725042051.36691-1-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 675972d3f7e4..774fe83c0c16 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2982,12 +2982,12 @@ 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) @@ -3000,7 +3000,7 @@ 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) @@ -3024,7 +3024,7 @@ 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); }