From patchwork Mon Jul 31 17:03:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13335298 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 59372C07E8D for ; Mon, 31 Jul 2023 17:08:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231919AbjGaRIh (ORCPT ); Mon, 31 Jul 2023 13:08:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233980AbjGaRHF (ORCPT ); Mon, 31 Jul 2023 13:07:05 -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 BD0CC35BB; Mon, 31 Jul 2023 10:04:46 -0700 (PDT) Received: by mail-yb1-xb2e.google.com with SMTP id 3f1490d57ef6-d167393b95aso8382770276.0; Mon, 31 Jul 2023 10:04:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690823075; x=1691427875; 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=K9EaWELDe99nUon5K3Z+iJo2yPeaFSzyCnD+eyoagSI=; b=NsFqLoWt3v/Ei4hrw5AsnvwdpZbLVDKyj7Tbvrs08XADPJ7gaOSxsw7sciWyK4ium/ IicTt5pAnx/uEvhHlkhBbrdEgtE6/Y30DbetyPtuylWlm9M94rgMfdNkMfsGqtqBt9r5 2L6Wjhryz46RjM7Eb4DDBBbwHfcSN7h5N/Jso4kYni+cF2Cm7JoIdTfshA0rAirRtgJq t1r00+5UN5MvK3JKDaigYuLE4bDBuDPbT6+YGl+hj7DsF2cKQbydBN3rr041uGf1vOTw rMTuYysQGj/R6E2nTgdgPgBnp/CeSE0cUWUK6rVcO8oVilzfT/uwMzlyU+7MnJSFTrKk qPDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690823075; x=1691427875; 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=K9EaWELDe99nUon5K3Z+iJo2yPeaFSzyCnD+eyoagSI=; b=NpJotNJtIeXaT2EFXE5MUvO81dkLbnGDju+INF3SgJtgw4j9dj03dm29zSEfR/u4JJ SYw0evs/Yp2cVKa6laWx9nfH7T7rgCEepr0NV/tcsIWgDA6Ek79DCT23dEmPoSqsd09Q kfn+WfJTFsVR42vm1RnWCgSVx2QHeX/Pnl3+G8Hu6VG/QUL2Hhj7eNvMvhfp/pM3i71Y 4RsFKf9xaDg/MEYKtwcTCgs9tK14ZLyFu0WWsag83gbZlYdvfdL2y3S4bcxosSxZZ/V6 QIl5LFz5eJPoWyzNkUngHiY9K8gukTDFf+G7ss0taA+AqX8DNuX8emDRwX3xopwCeLIY KNUg== X-Gm-Message-State: ABy/qLamcH33TKiWpjxweDZMmEviv1A7QBAEy0BiAzSEq/zhD9U9uO69 CbM3ZTaX1Ac6YZa6rVnBngw= X-Google-Smtp-Source: APBJJlGLJI7wOi/cAC+4887p5NxC1O6Jx9Z8tS0dkQscAqT6FlNcjE8alBIW2Z/pk8K3FJGLN+6VNQ== X-Received: by 2002:a25:ac99:0:b0:d35:ee7e:349 with SMTP id x25-20020a25ac99000000b00d35ee7e0349mr1328711ybi.1.1690823074854; Mon, 31 Jul 2023 10:04:34 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id x31-20020a25ac9f000000b00c832ad2e2eesm2511833ybi.60.2023.07.31.10.04.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jul 2023 10:04:34 -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 v8 28/31] sparc64: Convert various functions to use ptdescs Date: Mon, 31 Jul 2023 10:03:29 -0700 Message-Id: <20230731170332.69404-29-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 Precedence: bulk List-ID: X-Mailing-List: kvm@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 0d7fd793924c..9a63a3e08e40 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)