From patchwork Thu May 11 11:59:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 13237804 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 575E7C7EE2E for ; Thu, 11 May 2023 12:00:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237925AbjEKMAE (ORCPT ); Thu, 11 May 2023 08:00:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237931AbjEKL7y (ORCPT ); Thu, 11 May 2023 07:59:54 -0400 Received: from mail-lf1-x12d.google.com (mail-lf1-x12d.google.com [IPv6:2a00:1450:4864:20::12d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 238C88A56 for ; Thu, 11 May 2023 04:59:51 -0700 (PDT) Received: by mail-lf1-x12d.google.com with SMTP id 2adb3069b0e04-4efe8b3f3f7so9685739e87.2 for ; Thu, 11 May 2023 04:59:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683806389; x=1686398389; 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=2CPc/Vm/Ur0JOy8kF/L6fs0qWXc+VKBrwCqiZQE3hiQ=; b=us1qr2gpwQ3bBAky0xvbHlSTRCtb1nydasm8z39XkazIJzESLaqNzEYvSDrqWvBqBX 4xcES64hit/N9fYugYwoV5W3g4eBVSitwsbnnifZ0lNM9KhPgKlQsFulFvXvE2t+KR4U ORQ5OFqloYcfrHKwTO12OVVscWtd5hVcDmECRKCgjTthI9wyAS5zhkAj5RdT8DId2mTE 5+ejX9H2q5kq1KWIA7iOUhoaa7GyZwuQHvQ3gEGe/NTiXYuogO2QROPtUakEjm0CnwbK kvsZHLKeUbzU9xoleFgHTrQZPpPyif74SXwCAcrOuKmxwemz6uMXGapYyPfo5nL/aCgI pNdA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683806389; x=1686398389; 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=2CPc/Vm/Ur0JOy8kF/L6fs0qWXc+VKBrwCqiZQE3hiQ=; b=h+fT36/UR/Ln6AxH14JixmOwiiAS3zb6zINBjwzUfTrL5lZPaeBJfoVB5qx6oaOC0a unzia7gE866JkTLTnOW8o9abcZonQIAIbIFtFgDF92T6zqrNlvP8DN2XP6F157NN1XQD RzBcMkIr2zfvsHluXe+mPF+7gZGCT33giv3eJ3X4L3em1bowPbZjSPpfbKRPxcOzqV3U Qv8rPC+JYp9aedo4MhA9UpYxpk/NFsy+7h6mxWoRzcSF0zRL6eveY6jPjXcRUCG/wWXR kf03vskB0Nyzdaco6uscWRXLywRXUHihpV6/Ad9bx008SZYgW9pun1xjtOajJfxVYCtp Q1nQ== X-Gm-Message-State: AC+VfDxz35hVNoB46w/Wz2fHkpbT16OhJW1ZC7WEzUc97rkTj3IeoBnP gH5l7eh8aTLWSXSXaZH/urvWDg== X-Google-Smtp-Source: ACHHUZ4QkE8eS3TpZoQ27rQu2+0fhZ0L6/1Hi4I8nOp2Q9+9XqczCBc3KV8aWbi1HyhYGQflHWz/3A== X-Received: by 2002:ac2:5fae:0:b0:4ea:fa07:1182 with SMTP id s14-20020ac25fae000000b004eafa071182mr2670102lfe.14.1683806389365; Thu, 11 May 2023 04:59:49 -0700 (PDT) Received: from [127.0.1.1] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id f16-20020ac25090000000b004cb23904bd9sm1100841lfm.144.2023.05.11.04.59.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 May 2023 04:59:49 -0700 (PDT) From: Linus Walleij Date: Thu, 11 May 2023 13:59:20 +0200 Subject: [PATCH 03/12] ARC: init: Pass a pointer to virt_to_pfn() in init MIME-Version: 1.0 Message-Id: <20230503-virt-to-pfn-v6-4-rc1-v1-3-6c4698dcf9c8@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-fsdevel@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 up the offending call in arch/arc with an explicit cast. Signed-off-by: Linus Walleij --- arch/arc/mm/init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index 2b89b6c53801..9f64d729c9f8 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -87,7 +87,7 @@ void __init setup_arch_memory(void) setup_initial_init_mm(_text, _etext, _edata, _end); /* first page of system - kernel .vector starts here */ - min_low_pfn = virt_to_pfn(CONFIG_LINUX_RAM_BASE); + min_low_pfn = virt_to_pfn((void *)CONFIG_LINUX_RAM_BASE); /* Last usable page of low mem */ max_low_pfn = max_pfn = PFN_DOWN(low_mem_start + low_mem_sz);