From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4CAB0C001DE for ; Mon, 31 Jul 2023 17:19:17 +0000 (UTC) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=S9WpMAU4; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4RF4jH6kx0z3d9s for ; Tue, 1 Aug 2023 03:19:15 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=S9WpMAU4; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:4864:20::b36; helo=mail-yb1-xb36.google.com; envelope-from=vishal.moola@gmail.com; receiver=lists.ozlabs.org) Received: from mail-yb1-xb36.google.com (mail-yb1-xb36.google.com [IPv6:2607:f8b0:4864:20::b36]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4RF4My2ccPz308W for ; Tue, 1 Aug 2023 03:04:14 +1000 (AEST) Received: by mail-yb1-xb36.google.com with SMTP id 3f1490d57ef6-d16889b3e93so4993855276.0 for ; Mon, 31 Jul 2023 10:04:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690823052; x=1691427852; 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=jHkn+4hWn6cNWfQmftBQOtWQYQb9iJJIYcRZZNmu6iY=; b=S9WpMAU4z7s2Ag9JtWlTuDFooWQlFyPv89tIlGGSbz0E38KMeV4JUqyRKP7B2mlsst 3/F+7yoyQbv3i3KcMwuVSsZv9i7LAi+BdMh8bqQ1OIkDFwNfq0t6pWYwMasYC2CpjBTn bovNcdPK8kmT56us8VfFMktVF9KG2tmTn5UTLjX+ZXj2DR3oFDYqVFA7hvTFAXfeR6X5 Q0VEEuNVDIcDX6dTwPvkDuk+ca9lyAO0oa7PZRgQNSWYVbj0QEi1SCUj2cu+UiTNTCrz l0MpQh+abPw7+Fj+nKTUpgwidBjEPvlqq0Mg8+dCJJ46uHZsBMSboAizdy+gmVRglE/z 7Cpg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690823052; x=1691427852; 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=jHkn+4hWn6cNWfQmftBQOtWQYQb9iJJIYcRZZNmu6iY=; b=k10DcLTcmlp/v6nbjeIpgrguu279uWL0kXhBX36PN0AcXZ0/WrfhVcnbAgfsUpz5Dv js9Rnbpny/qvVE9Ccf/dgullrIGJ6UKZ3gyg1DBh32/te0taOr+cOxdieHdtQLwaKe2V 4PIEwHqJKTrzp8g/KgdE0lzUPdORBPLWiXrDg1s6az+CiDjfNx/6m7vFrHRxmeEnHe6K diIlfFwRHcNfSVJcrmBzwg3/GNg95AbX/EqpQoWk8pJdkQxorbw9mNqVZWo5YoGV26UY 786zToJ9Yh1WggUpZvs+By+2j0hmZGQplls24WYpJ6f9jSH88mBK3KBfhLUih+avcHbM w5ig== X-Gm-Message-State: ABy/qLZIXPflSfDzaOg5N5mskUVw27pZCNGsL2QQKdRkLLYBHxGvf/ny loUMs4v1/W4SEJw449HNpkQ= X-Google-Smtp-Source: APBJJlF45VM+96NADPgQk/bfcoyXe13svaytrCoN6xBKbPq7ENGGS7BXy6U+VNxQQfsm+MAmj6JoEQ== X-Received: by 2002:a25:b296:0:b0:d35:cfa3:cbde with SMTP id k22-20020a25b296000000b00d35cfa3cbdemr1080223ybj.38.1690823052039; Mon, 31 Jul 2023 10:04:12 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id x31-20020a25ac9f000000b00c832ad2e2eesm2511833ybi.60.2023.07.31.10.04.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jul 2023 10:04:11 -0700 (PDT) From: "Vishal Moola (Oracle)" To: Andrew Morton , Matthew Wilcox Subject: [PATCH mm-unstable v8 17/31] arm: Convert various functions to use ptdescs Date: Mon, 31 Jul 2023 10:03:18 -0700 Message-Id: <20230731170332.69404-18-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230731170332.69404-1-vishal.moola@gmail.com> References: <20230731170332.69404-1-vishal.moola@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-sh@vger.kernel.org, linux-um@lists.infradead.org, linux-mips@vger.kernel.org, linux-csky@vger.kernel.org, "Vishal Moola \(Oracle\)" , linux-mm@kvack.org, linux-m68k@lists.linux-m68k.org, Hugh Dickins , Mike Rapoport , loongarch@lists.linux.dev, Catalin Marinas , sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" As part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents, convert various page table functions to use ptdescs. late_alloc() also uses the __get_free_pages() helper function. Convert this to use pagetable_alloc() and ptdesc_address() instead to help standardize page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/arm/include/asm/tlb.h | 12 +++++++----- arch/arm/mm/mmu.c | 7 ++++--- 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index b8cbe03ad260..f40d06ad5d2a 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -39,7 +39,9 @@ static inline void __tlb_remove_table(void *_table) static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, unsigned long addr) { - pgtable_pte_page_dtor(pte); + struct ptdesc *ptdesc = page_ptdesc(pte); + + pagetable_pte_dtor(ptdesc); #ifndef CONFIG_ARM_LPAE /* @@ -50,17 +52,17 @@ __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, unsigned long addr) __tlb_adjust_range(tlb, addr - PAGE_SIZE, 2 * PAGE_SIZE); #endif - tlb_remove_table(tlb, pte); + tlb_remove_ptdesc(tlb, ptdesc); } static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp, unsigned long addr) { #ifdef CONFIG_ARM_LPAE - struct page *page = virt_to_page(pmdp); + struct ptdesc *ptdesc = virt_to_ptdesc(pmdp); - pgtable_pmd_page_dtor(page); - tlb_remove_table(tlb, page); + pagetable_pmd_dtor(ptdesc); + tlb_remove_ptdesc(tlb, ptdesc); #endif } diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 13fc4bb5f792..fdeaee30d167 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -737,11 +737,12 @@ static void __init *early_alloc(unsigned long sz) static void *__init late_alloc(unsigned long sz) { - void *ptr = (void *)__get_free_pages(GFP_PGTABLE_KERNEL, get_order(sz)); + void *ptdesc = pagetable_alloc(GFP_PGTABLE_KERNEL & ~__GFP_HIGHMEM, + get_order(sz)); - if (!ptr || !pgtable_pte_page_ctor(virt_to_page(ptr))) + if (!ptdesc || !pagetable_pte_ctor(ptdesc)) BUG(); - return ptr; + return ptdesc_to_virt(ptdesc); } static pte_t * __init arm_pte_alloc(pmd_t *pmd, unsigned long addr, -- 2.40.1