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[23.128.96.18]) by mx.google.com with ESMTP id o23si3714438ejj.533.2020.10.08.06.50.24; Thu, 08 Oct 2020 06:50:48 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=IxEtDN49; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730417AbgJHNr1 (ORCPT + 99 others); Thu, 8 Oct 2020 09:47:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50124 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbgJHNr0 (ORCPT ); Thu, 8 Oct 2020 09:47:26 -0400 Received: from mail-qt1-x844.google.com (mail-qt1-x844.google.com [IPv6:2607:f8b0:4864:20::844]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8AB85C061755 for ; Thu, 8 Oct 2020 06:47:26 -0700 (PDT) Received: by mail-qt1-x844.google.com with SMTP id g3so5080335qtq.10 for ; Thu, 08 Oct 2020 06:47:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ZmphTjf8HGsXVtVKxQAe/wWYWlmSU0hlqD0LnkO9/ac=; b=IxEtDN49cKxBfMEZCUSn9v3ivKPNohDxOz3G/JZZkKQX8nHmHKVopjQSntd918b18h EF1zmRwY//m/RjY416QBXhCXetzVGQkbk+bodmNgQyaH5dJk6w5mYjP6jjBMUFNStDUp deQb+cWVF2fgavlYQ9QoOvLm0mOm+qFT32DFznS0gLl9XDK1q+xyCaf66oe7IAybYtmu vHW0sR/IU4w/zxPeYZk/Ea2wAruY2d5b8EJOuvMptFvE9mxCY7AS5NN/5rBDPb77l2ge WVBAOIo1MZHqEKpBca3xL675B2siRGpGfG3VK44O4uCipsoueAXJiQlRIT+zACLDaAq4 LYOQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:date:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=ZmphTjf8HGsXVtVKxQAe/wWYWlmSU0hlqD0LnkO9/ac=; b=gsZPqeWM1Gq7KA7Q9nLQYkg6hxtqj0vgCkwcVy1PX0V4NQgv9syrCUumZwOcOKszhN BssbMMldyVDxDlN+0kJA/Mqp28OkPSu039YZThEpYa3HqU+DpEGN4oD/5QtiPvmYW0UJ M8OQiclOifCFXU40BAMYoVr1HSZc1JPHwJqczy5WAl5AuilDp+BtKJ0CXcS3vL/kZDqm BaO0faSkN1z4zVK+AxDXP8witj6kMMOsbbBLwqS0O9e5Vag7jN/V9sFsioowp4Cr9Ufb ZkRDLOFp7/ShKMJsbew8CoF02+97QTDPinfVWprHnQrceoori+e5SDTX05bQp30eTWKv mUDg== X-Gm-Message-State: AOAM530d2Mn9pNcVzJ4+QthDmkJtUxvZzBORvoGiykSHY3tsRyXG51oD VXkMmEaU1yc3hyI5sXl79yQ= X-Received: by 2002:ac8:4d03:: with SMTP id w3mr8592759qtv.360.1602164845750; Thu, 08 Oct 2020 06:47:25 -0700 (PDT) Received: from rani.riverdale.lan ([2001:470:1f07:5f3::b55f]) by smtp.gmail.com with ESMTPSA id l92sm3864150qte.38.2020.10.08.06.47.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2020 06:47:24 -0700 (PDT) Sender: Arvind Sankar From: Arvind Sankar X-Google-Original-From: Arvind Sankar Date: Thu, 8 Oct 2020 09:47:23 -0400 To: Borislav Petkov Cc: Arvind Sankar , x86@kernel.org, Joerg Roedel , linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/5] x86/boot: Move get_cmd_line_ptr() and COMMAND_LINE_SIZE into misc.h Message-ID: <20201008134723.GB2429573@rani.riverdale.lan> References: <20201007195351.776555-1-nivedita@alum.mit.edu> <20201007195351.776555-3-nivedita@alum.mit.edu> <20201008093042.GA6491@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20201008093042.GA6491@zn.tnic> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 08, 2020 at 11:30:42AM +0200, Borislav Petkov wrote: > On Wed, Oct 07, 2020 at 03:53:48PM -0400, Arvind Sankar wrote: > > Move get_cmd_line_ptr() and COMMAND_LINE_SIZE into misc.h for easier > > use from multiple files. > > Well, I don't like that. cmdline.c *is* for cmdline-related things. > misc.h is a dumping ground for everything but the kitchen sink. > > Why can't you leave it there and make it visible to other compilation > units? > Are you ok with the include of setup.h? I made the function inline because it's a tiny function, but I can simply add a prototype if that's preferred. KASLR does use it as one more memory region to avoid, rather than just for parsing the command line. Thanks.