From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA4FFC41604 for ; Wed, 7 Oct 2020 15:23:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F543214DB for ; Wed, 7 Oct 2020 15:23:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726779AbgJGPXK (ORCPT ); Wed, 7 Oct 2020 11:23:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40020 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726100AbgJGPXJ (ORCPT ); Wed, 7 Oct 2020 11:23:09 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFE02C061755 for ; Wed, 7 Oct 2020 08:23:09 -0700 (PDT) Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94) (envelope-from ) id 1kQBHT-000zNK-DP; Wed, 07 Oct 2020 17:23:03 +0200 Message-ID: <011248b2ca9269e91386f230c0c13d80aaf5d7e3.camel@sipsolutions.net> Subject: Re: [RFC v7 05/21] um: move arch/x86/um/os-Linux to tools/um/uml/ From: Johannes Berg To: Hajime Tazaki , linux-um@lists.infradead.org, jdike@addtoit.com, richard@nod.at, anton.ivanov@cambridgegreys.com Cc: tavi.purdila@gmail.com, linux-kernel-library@freelists.org, linux-arch@vger.kernel.org, retrage01@gmail.com Date: Wed, 07 Oct 2020 17:23:02 +0200 In-Reply-To: <451a47b488766c4bc67d69dacff3d6dbc01d0843.1601960644.git.thehajime@gmail.com> References: <451a47b488766c4bc67d69dacff3d6dbc01d0843.1601960644.git.thehajime@gmail.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.5 (3.36.5-1.fc32) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org On Tue, 2020-10-06 at 18:44 +0900, Hajime Tazaki wrote: > Similar to arch/um/os-Linux code, arch/x86 also contains OS dependent > part as well. This patch moves underlying OS dependent part to tools/um > directory so that arch/x86 code does not need to build host build > facilities (e.g., libc). Again, I don't agree with the rationale. This isn't a tool in the kernel sense, and separating only by "what does it link against" doesn't make much sense either. johannes