From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A773563CB for ; Mon, 16 Feb 2026 07:28:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771226917; cv=none; b=RqPeuDNV4gJLNbjOwUGwgI81v4alIfscjeOnznWxC+iuKDNYCFEl522YJzPpyo4Mo75vMDCAJEp2uypQbr/Ke/0aIHsmGhmlbUPIQ+QD0v3eVdFMQGppfO2YDdJ1LnzENdJlVKz1VQVBG9dKREFO6LDv0SmIH156uqY8jSrSXYg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771226917; c=relaxed/simple; bh=HVMkxbSjLDaSML66B7dYnVQ5oIrd7KTEm0bdBJaD1yg=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=RGiuL+zBXmc3qKQva4aiLKmiBrupgzzI5rDfUCjZB5ezoLAgco+zpmfvs3S82x/gejzN93FwiXT5zsH+o86jWP0jKXvZhv8e5YRs4VeaAoyAm4G9Htl1PogN+J/QXMtM9zgjcTqx0U/Cuax+aaGdw98zoxUFEIpZG2k0pQnWW9Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=R4iwfKNX; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="R4iwfKNX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6D262C116C6; Mon, 16 Feb 2026 07:28:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771226917; bh=HVMkxbSjLDaSML66B7dYnVQ5oIrd7KTEm0bdBJaD1yg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=R4iwfKNX09JzwkvoLTtPApXQ6fCbbvdMR3TrdYEh/mgZGJ1pFGKQupysyEmIuVww3 9mzWONfeu/COZfd56XM7XphRsIbrUb493AvJNgPglBm3DMwpdMSXrMXZ4bb4hM6IS6 pU+Ytic3RAWI/fw371OlmYUvfAV0jq1GMcpwvKo0yv6B42KBo+asqCakjm2RbuSk7H LILpCj1/qb4e7RqCZkvDgjKQF9FmVQfUk0KCZrmEYsrVlDRa5Ng14lkielvHW0beiw 7WKWG/HgK2CpXiBgSpF4+6tuErhkDcXs5eKsSKI9kiyKShh7SMoHRK/Kt8IVmewWPW tJxOUspd+OACA== Date: Mon, 16 Feb 2026 16:28:34 +0900 From: Masami Hiramatsu (Google) To: Linus Torvalds Cc: Steven Rostedt , linux-kernel@vger.kernel.org Subject: Re: [GIT PULL] Bootconfig: Updates for v7.0 Message-Id: <20260216162834.3556df04b3781893c69825bd@kernel.org> In-Reply-To: References: <20260214083516.ecc9101df784b8b2392104ef@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 13 Feb 2026 19:37:13 -0800 Linus Torvalds wrote: > On Fri, 13 Feb 2026 at 15:35, Masami Hiramatsu wrote: > > > > Note that this changes the bootconfig formatting but this should not > > fall under the don't break user space rule as users of bootconfig is > > for booting the kernel and not about applications running in the > > kernel's user space. > > Note that the rule is about breaking *users*, not breaking user space per se. > > It's obviously not about "user space applications", since about h alf > of the kernel is about hardware interfaces. If you break a driver, you > break the user expectations. > > If some user setup breaks, things need fixing. > > That said, I agree that this is not likely to break any user > configuration, but I want to make it very clear that there are no > excuses about "user space applications". Thanks for the clarification, I'll be more careful for the rule. > Linus -- Masami Hiramatsu (Google)