From patchwork Thu May 11 11:59:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 13237820 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 94110C7EE22 for ; Thu, 11 May 2023 12:00:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237991AbjEKMA0 (ORCPT ); Thu, 11 May 2023 08:00:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38584 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237935AbjEKMAB (ORCPT ); Thu, 11 May 2023 08:00:01 -0400 Received: from mail-lj1-x233.google.com (mail-lj1-x233.google.com [IPv6:2a00:1450:4864:20::233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4749055B3 for ; Thu, 11 May 2023 04:59:52 -0700 (PDT) Received: by mail-lj1-x233.google.com with SMTP id 38308e7fff4ca-2ac88d9edf3so80973461fa.0 for ; Thu, 11 May 2023 04:59:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683806390; x=1686398390; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=AULvzv+57dD5HpSWPkpxyceRhii29y9Rzv9p/7gtLz8=; b=soo7gel61xLJPPvWmBpSRpISycpQ4XMSOLDpuxsIg8UcYukLYcg7kMmXk/2zJzG1nW dsU8I+b6+EeJC/RPFjsri77SgRQ6hq2riwqwbxPxb9BPmFrHaOXA8XlBqwiqx0GubS/i Mhuqa/PtIduAVK1dEpaA3MpUlLbL32Xbmw+sH+jktUlv+lmF4kpGzKSikAVGP0VgKPOp YCj4v5oEg1jhayDSX8iKc90tIlislQLi37GCRWiSDvFSwFEkSlw0s6Y42ltaRe+/B46x HB3CKfzsllSPT5KE0DczkqM0Ns6TrGXqPqX3xl8eTKyXRx+KvTrVcbjwXkVi5//X0Zuv BYQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683806390; x=1686398390; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=AULvzv+57dD5HpSWPkpxyceRhii29y9Rzv9p/7gtLz8=; b=aQ+xUUC8NunlOWebS4Kde4e0xHzk4abrNyZFRHwebWME+5wK7vz73rJk1z+P3V0j8U 0OuQcD+601uMBGFHqe7pccGZM9TPjHtpGWkZaUFVizqmU94P5W+oA4QiXAneCwyWZezB hrePv2MiAvcggartvkx1xdt9EdUBoKmdnrVyOAgwy8nMjJ+Ka7Ie7cFVo4s+75eaxfp4 Ckx96UXpn5r8Lt1v+UQdU8P2jwDc+hHAly701dcTXmgHauPCv6N2ziYm/fYt3TQFsUMh 4l1sbZ1j15zqM/55qv226pEUzYRYo5gPplIOzQFv2hXEfecQMgvJo0UaTcWWVu3VLTaB kb7g== X-Gm-Message-State: AC+VfDxZhQGJhlaHRZ6gBTVqaTMjd2qen8GTQrM32gOXKnoQb88x2L4n fgAzaSFkF6ViI0x3GrLdMQ/z9Q== X-Google-Smtp-Source: ACHHUZ4YcTu6FF7odIThWKYfIjWHhaQ1ovlMhVuhR/qJ6RT8psLdgX3PwvbGJutv6zmhIytcpYTEfA== X-Received: by 2002:a05:6512:3744:b0:4e7:dd1e:e521 with SMTP id a4-20020a056512374400b004e7dd1ee521mr2323684lfs.9.1683806390306; Thu, 11 May 2023 04:59:50 -0700 (PDT) Received: from [127.0.1.1] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id f16-20020ac25090000000b004cb23904bd9sm1100841lfm.144.2023.05.11.04.59.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 May 2023 04:59:50 -0700 (PDT) From: Linus Walleij Date: Thu, 11 May 2023 13:59:21 +0200 Subject: [PATCH 04/12] riscv: mm: init: Pass a pointer to virt_to_page() MIME-Version: 1.0 Message-Id: <20230503-virt-to-pfn-v6-4-rc1-v1-4-6c4698dcf9c8@linaro.org> References: <20230503-virt-to-pfn-v6-4-rc1-v1-0-6c4698dcf9c8@linaro.org> In-Reply-To: <20230503-virt-to-pfn-v6-4-rc1-v1-0-6c4698dcf9c8@linaro.org> To: Geert Uytterhoeven , Vineet Gupta , Catalin Marinas , Will Deacon , Arnd Bergmann , Russell King , Greg Ungerer Cc: linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-arm-kernel@lists.infradead.org, linux-arch@vger.kernel.org, Linus Walleij X-Mailer: b4 0.12.1 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Functions that work on a pointer to virtual memory such as virt_to_pfn() and users of that function such as virt_to_page() are supposed to pass a pointer to virtual memory, ideally a (void *) or other pointer. However since many architectures implement virt_to_pfn() as a macro, this function becomes polymorphic and accepts both a (unsigned long) and a (void *). Fix this in the RISCV mm init code, so we can implement a strongly typed virt_to_pfn(). Signed-off-by: Linus Walleij Reviewed-by: Alexandre Ghiti --- arch/riscv/mm/init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 747e5b1ef02d..2f7a7c345a6a 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -356,7 +356,7 @@ static phys_addr_t __init alloc_pte_late(uintptr_t va) unsigned long vaddr; vaddr = __get_free_page(GFP_KERNEL); - BUG_ON(!vaddr || !pgtable_pte_page_ctor(virt_to_page(vaddr))); + BUG_ON(!vaddr || !pgtable_pte_page_ctor(virt_to_page((void *)vaddr))); return __pa(vaddr); } @@ -439,7 +439,7 @@ static phys_addr_t __init alloc_pmd_late(uintptr_t va) unsigned long vaddr; vaddr = __get_free_page(GFP_KERNEL); - BUG_ON(!vaddr || !pgtable_pmd_page_ctor(virt_to_page(vaddr))); + BUG_ON(!vaddr || !pgtable_pmd_page_ctor(virt_to_page((void *)vaddr))); return __pa(vaddr); }