From owner-freebsd-questions@freebsd.org Wed Jun 17 20:47:31 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 4D3E833566C for ; Wed, 17 Jun 2020 20:47:31 +0000 (UTC) (envelope-from kudzu@tenebras.com) Received: from mail-qk1-x732.google.com (mail-qk1-x732.google.com [IPv6:2607:f8b0:4864:20::732]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49nHFG2DZ3z4TcY for ; Wed, 17 Jun 2020 20:47:29 +0000 (UTC) (envelope-from kudzu@tenebras.com) Received: by mail-qk1-x732.google.com with SMTP id w3so3447916qkb.6 for ; Wed, 17 Jun 2020 13:47:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tenebras-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=mdza3R4RkbHO81DT7Drfw9ei7jV8Syhv+j6vgvmCXP0=; b=1ruU9S3vAU7E1jVqUDa+v+FdOZJROnbNNYk3lG9vuwt7de2FuQvjH1nDj9LSs03WzW mu/3FogDNC2GdZXjMisg3vwv6aVhN6M9X/WbIfog4Z/D7D5IjRKke/tYSKbve1K7F8zj TcT5BlU7rimIa0NJKF/BDTqrukhKuxWuutcWbJKvd8638YPa4Cr59bG96N16l6/Ivv8P Xc4X+v58mes98p8HBsdGSytWFvaQj8j0iYl7O6V1IGJLyoZxLLW+CMWoevQAeOMLcEny 6sTHop4YTa34SKV+25jbEx0wj2XNhCfi/OFUksFvpCcIQ3RJfoe/HglyreJTDKOqWrN3 eguw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=mdza3R4RkbHO81DT7Drfw9ei7jV8Syhv+j6vgvmCXP0=; b=tOCGwx2bjtN/sq+JYj7NqlSiaM5+Czzaz9WjYqpGbzdlo0z7hckRJkomAj8dk1D92h qRLvw2f5QywuY20djG6yx4WpmEz82+LzcjBrqaEBEjpAW4AD5K4bcdAKoyyi3Wb3puzb AB7bky/PC2XlepFWYyOjdEokua41prpTH8SttfT4JE2DM+weZbKlRFLXiGHECZVbGvOk MzIIrk42qC+MdEIRF+FFNRlHjezFb8QAwolDa+uMXa2gfPZH6qisNYvHkJ7ae886cj11 7HlXLfuveWkT32lNqMHuWCRz3Cz0zXr6jwzDtFDz+e8GK0wUC2hUnRC90kdcymiRpKqb /P+g== X-Gm-Message-State: AOAM530Kz8mY7avJNYRAIJvGRbsSNAIPeByI2a1zTIRYJpXn3qYUhgnF VuSJC3rv0u3biB0Jca/ZaSUwrXkIqMuBBl4ZQPvYwE0QErI= X-Google-Smtp-Source: ABdhPJzRs5TXAIP+dLT7XdxbOm9boaAIq1XTeGwAq+ZeeENcpBAG4h6Knksow/9NltrOym77TYOOU1qj0aPYyA9xvnk= X-Received: by 2002:a05:620a:22b2:: with SMTP id p18mr509272qkh.460.1592426849230; Wed, 17 Jun 2020 13:47:29 -0700 (PDT) MIME-Version: 1.0 References: <3a48ab1ab198c330400be3e942f921f2cd3c3e11.camel@tom.com> <20200617205732.58394b1570280c7959a01cd4@sohara.org> In-Reply-To: <20200617205732.58394b1570280c7959a01cd4@sohara.org> From: Michael Sierchio Date: Wed, 17 Jun 2020 13:46:53 -0700 Message-ID: Subject: Re: Why does FreeBSD not use the Linux kernel? To: "Steve O'Hara-Smith" Cc: malaizhichun@tom.com, FreeBSD Questions X-Rspamd-Queue-Id: 49nHFG2DZ3z4TcY X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=pass header.d=tenebras-com.20150623.gappssmtp.com header.s=20150623 header.b=1ruU9S3v; dmarc=none; spf=none (mx1.freebsd.org: domain of kudzu@tenebras.com has no SPF policy when checking 2607:f8b0:4864:20::732) smtp.mailfrom=kudzu@tenebras.com X-Spamd-Result: default: False [-0.65 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.48)[-0.484]; R_DKIM_ALLOW(-0.20)[tenebras-com.20150623.gappssmtp.com:s=20150623]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-0.98)[-0.983]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; DMARC_NA(0.00)[tenebras.com]; NEURAL_SPAM_SHORT(0.12)[0.116]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[tenebras-com.20150623.gappssmtp.com:+]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::732:from]; R_SPF_NA(0.00)[no SPF record]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; SUBJECT_ENDS_QUESTION(1.00)[]; RCVD_COUNT_TWO(0.00)[2]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_TLS_ALL(0.00)[]; FREEMAIL_CC(0.00)[tom.com,freebsd.org] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jun 2020 20:47:31 -0000 On Wed, Jun 17, 2020 at 12:58 PM Steve O'Hara-Smith wrote: > On Wed, 17 Jun 2020 11:33:25 +0800 > kindu smith wrote: > > > Why does FreeBSD not use the Linux kernel? > > The most fundamental reason that FreeBSD does not use *any* code > from the Linux kernel is the GPL which is fundamentally incompatible with > the BSD license. > > There was MirosBSD which was BSD userland running on a Linux kern= el > but the project has been abandoned for some years. > OS X is XNU / Mach but much of the userland is FreeBSD-ish. --=20 "Well," Brahm=C4=81 said, "even after ten thousand explanations, a fool is = no wiser, but an intelligent person requires only two thousand five hundred." - The Mah=C4=81bh=C4=81rata