From patchwork Thu Jun 22 20:57:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13289832 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 97040C001DC for ; Thu, 22 Jun 2023 21:03:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231894AbjFVVDM (ORCPT ); Thu, 22 Jun 2023 17:03:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231712AbjFVVBz (ORCPT ); Thu, 22 Jun 2023 17:01:55 -0400 Received: from mail-yb1-xb2d.google.com (mail-yb1-xb2d.google.com [IPv6:2607:f8b0:4864:20::b2d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E1C22D60; Thu, 22 Jun 2023 13:59:47 -0700 (PDT) Received: by mail-yb1-xb2d.google.com with SMTP id 3f1490d57ef6-bff89873d34so1836533276.2; Thu, 22 Jun 2023 13:59:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687467539; x=1690059539; 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=2x+E7/HO6cxS1FKNHsH+YAjV99GeoJ7wX0XOkEEtc8g=; b=YrTQVBS1aaA3+7mVapNSFssjb2+AQ4IJNUOZvGKIi0FFDtk+PI4lWjji8UMW0kBniw NnyjjbhzJwR9iWxQ73lOHY6xUHgKO2FQSJubgoxvZQoc6uqJluiv8iO+GgjzyRPTTUNL H+9Lt9/vRpqFrdhngSNsPgL94g8nz/f64RVJUcVyBqSkPnGnipXpH3S7tTsIQsIL/Sfj /1Ey+dh+UNfiOBDZVuuR0MUQqWyu0BLKscPyo1/sCfwSnYduy/XWfVP10dsKPKfMX/jd CyoAvKAcNWnuFLqmsDX4R/ZAToeYgRboOEEoeu7mlCBRRzYoIoPibXR4stY18tIHtLmi 9aNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687467539; x=1690059539; 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=2x+E7/HO6cxS1FKNHsH+YAjV99GeoJ7wX0XOkEEtc8g=; b=SL6oGL1hxpoOND1LpcLeOcRHdYUNJ2zlK7h/j33ThHyiWfzF68wxZK4UdxPZUYa2O0 1sdN9Csode0zZepx4pjLQKH/4AKoWNay4/qRuA/kSq4zt102Xs8HLCnYa6syjI/K62Jk u53PED2OLsrcpwG+xz2CPqDZmU/ra/xCnZud9aUwdQBtd2mx619GSNKSpwWLvWdpILQ/ AB3gBaOvDg/XD7NuyBgvPeH7DNI+s+pvOuHo3+kE1tOJyYWwQdArc+gslBSgptxukA4v xpLzAiWqtWIRzVVzOdkqpjGYvscESQlCFn/AQqhBXq725c0sEHg9n2zAo2TV6BlbS0B2 0QAA== X-Gm-Message-State: AC+VfDxkA3dVaAprHjr+vhDxwZUofbNCvvBxhE+8gExSH32UBB30A6fU z6Mp54c7T6rbPp4PoJVYwAQ= X-Google-Smtp-Source: ACHHUZ7RSJK82blK0n8uMP8fjUDg81SPK6py6Hg2BA1/I5Xa80rVzDG2S/aTt1mnsQBJvwPYu3STMQ== X-Received: by 2002:a25:2102:0:b0:bc8:914b:c83a with SMTP id h2-20020a252102000000b00bc8914bc83amr11442005ybh.22.1687467538676; Thu, 22 Jun 2023 13:58:58 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::36]) by smtp.googlemail.com with ESMTPSA id d18-20020a5b0c52000000b00bc501a1b062sm1684937ybr.42.2023.06.22.13.58.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Jun 2023 13:58:58 -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)" , "David S. Miller" , Mike Rapoport Subject: [PATCH v5 30/33] sparc64: Convert various functions to use ptdescs Date: Thu, 22 Jun 2023 13:57:42 -0700 Message-Id: <20230622205745.79707-31-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230622205745.79707-1-vishal.moola@gmail.com> References: <20230622205745.79707-1-vishal.moola@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org As part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents, convert various page table functions to use ptdescs. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/init_64.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 04f9db0c3111..105915cd2eee 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -2893,14 +2893,15 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm) pgtable_t pte_alloc_one(struct mm_struct *mm) { - struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (!page) + struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL | __GFP_ZERO, 0); + + if (!ptdesc) return NULL; - if (!pgtable_pte_page_ctor(page)) { - __free_page(page); + if (!pagetable_pte_ctor(ptdesc)) { + pagetable_free(ptdesc); return NULL; } - return (pte_t *) page_address(page); + return ptdesc_address(ptdesc); } void pte_free_kernel(struct mm_struct *mm, pte_t *pte) @@ -2910,10 +2911,10 @@ void pte_free_kernel(struct mm_struct *mm, pte_t *pte) static void __pte_free(pgtable_t pte) { - struct page *page = virt_to_page(pte); + struct ptdesc *ptdesc = virt_to_ptdesc(pte); - pgtable_pte_page_dtor(page); - __free_page(page); + pagetable_pte_dtor(ptdesc); + pagetable_free(ptdesc); } void pte_free(struct mm_struct *mm, pgtable_t pte)