From patchwork Mon Aug 7 23:05:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13345474 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 9A654C07E8C for ; Mon, 7 Aug 2023 23:08:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231458AbjHGXIl (ORCPT ); Mon, 7 Aug 2023 19:08:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbjHGXHZ (ORCPT ); Mon, 7 Aug 2023 19:07:25 -0400 Received: from mail-oi1-x22b.google.com (mail-oi1-x22b.google.com [IPv6:2607:f8b0:4864:20::22b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB26B1711; Mon, 7 Aug 2023 16:06:24 -0700 (PDT) Received: by mail-oi1-x22b.google.com with SMTP id 5614622812f47-3a6f87b2993so3745146b6e.3; Mon, 07 Aug 2023 16:06:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1691449576; x=1692054376; 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=9BaWlDiv5V7gFuBlQl83W1x9C2ZQPjYd5FMjDEEKLfk=; b=cpy8Xcl19ScHIaEJohMfnXLz1DqejMUY8L9glfoRJKsJ7GTvGcuQsYlnxy1uVil+vX sKLd/jl5n7/nYQY+c94D1q52xLTeGbCjuaSsuOaGb/1E2rdiSHktCUTDo4f7HqbeV+dj TPAGwr0CoWyRhx6mzwQflnUob8s/y/rCKdVhSwURC5eFFFvRnN/tn2Qy2PbiuytULAR6 gF0MKwRWTHX4EnLLnTfGRqqibjjUEq59j99BhXKpF7aj2wSWqBVgMsp2RTnzW+/7J2fC DAIl8+bDSwnR/XjlkNOvluV6Us9KQMDrngkUDG9ywXNDgTmwYNXsy+sDpdm8duXtW4+4 Ov0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691449576; x=1692054376; 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=9BaWlDiv5V7gFuBlQl83W1x9C2ZQPjYd5FMjDEEKLfk=; b=NhqZL1a5TND6TXDhQTHj7C6hOgLYl4aeQUNg/egDJnOUHPFo0KlQzy7WjjLw6s0v3U U7N57L8rg9bLgJ3DnPQPiKyHMBX8YUDVBlFcpXAygRd2P92E9lYmxnKazS1S8zMLwZyW lq25DlzDoDZ5pkx/+XqmmDGU1HffSEraI8JJDT4VYEOWCJuMiiYPLel7fcuWPuSM7Gdj adIBgw6mPfK6YjSU2axEoCDyOf1iZ0QvSNVILyy3+mwjzfv+ScKN6QRySX7C0SUHPrwI IbJm3Fo91M9OjO3CXEEIR+LZ78olQygvbS/8WoB3f/WhnBWO4hLH+aWL/u1hyakRJPfp cEHA== X-Gm-Message-State: AOJu0Yzobh4+grrhbs1y9OBxU1mUjWe0sDIMzOLtLzgmWp1zxF4aWpgl Ce3F/twKpglx9dRGjmEWjCU= X-Google-Smtp-Source: AGHT+IHyrg/p55954UWSWEFSK4VAgtzO3wGDAXzmBNoLynnb9Xv8FQKgcm7kods1XM481PofrT4NJA== X-Received: by 2002:a05:6808:23d3:b0:3a3:e6eb:9c53 with SMTP id bq19-20020a05680823d300b003a3e6eb9c53mr13630414oib.23.1691449576353; Mon, 07 Aug 2023 16:06:16 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id d190-20020a25cdc7000000b00d3596aca5bcsm2545203ybf.34.2023.08.07.16.06.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Aug 2023 16:06:16 -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 v9 28/31] sparc64: Convert various functions to use ptdescs Date: Mon, 7 Aug 2023 16:05:10 -0700 Message-Id: <20230807230513.102486-29-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230807230513.102486-1-vishal.moola@gmail.com> References: <20230807230513.102486-1-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. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- 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 680ef206565c..f83017992eaa 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -2907,14 +2907,15 @@ 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) @@ -2924,10 +2925,10 @@ 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)