From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.128.46 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793199050; b=o4wbcCiSGvhoEd5apb6VwlGjBc+T8TJ1N1RDULs41mUU2oBPMkOChxx/FOOaQDb5sFar WWlekR04vvN5q7xw7AxwOU8/Xc2LudYx7+ZqRej7P6ckPrVe851VNaj5pRXgTfzteNuXn 7BoV37S8SJ+3zy6SvpzKO3rwbhjK8T1yxnE3APPR8sBZkQ0ZxXNpyeKaQTrNOLig8l/2u lP+fBZKhGQzE8ytaQlZoynnWVx4hFm7Zq0N0RuJaLew7/GIp7IVprmWlWAKfzSljufsvu NawevPNpyb0fd5LJqUK6u5nGOATX6aKhiDNn85VZsQ7LTomhaMPOjzfMkXBcpMft+hA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793199050; h=DMARC-Filter:Received:DKIM-Signature:X-Google-DKIM-Signature: X-Forwarded-Encrypted:X-Gm-Message-State:X-Gm-Gg:X-Received:Received: Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; bh=8g9t7ALU7n+7VW9gQDZGowaF3x6SIEajb/2Mc6wiGZg=; b=2hpgicAQprD2tZfhaEiCPR5bxFLyr2mQCQwkWl2FwPjkgcsS0mfEG03PBPIv2U5VkFgm nI0ug0Z7KHrD0hV+vo8JzmCEP4X0iH8aoyOREV/9JR5HmahB29UoX7RVivEpolNZyA2N5 Jw0GfdLpNUNRP8Y0CHFoOVFNDfI0KDq1E9SoEJeKVgpT22OKfkwetxh5lHMie0RUgwhue V/0S0BVcVQMfi3YAgRLy37BmzaZlOqtzkgzMaF/PwXoKjTFdPV3iBzT7CWS2benPuWGJb Yn3B0xzAb/eKc4QyHixld9M8Vd4ainyrqXnWyQqTMPQiqykCyTV2giiQxhyIA99j9FA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass header.d=baylibre.com header.i=@baylibre.com header.a=rsa-sha256 header.s=google header.b=ZHI+PnMY; arc=none smtp.remote-ip=209.85.128.46 Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1F745606A325 for ; Wed, 28 Oct 2026 14:50:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 1F745606A325 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=baylibre.com header.i=@baylibre.com header.a=rsa-sha256 header.s=google header.b=ZHI+PnMY Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-4a140e7405dso11108255e9.3 for ; Wed, 28 Oct 2026 07:50:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre.com; s=google; t=1793199047; x=1793803847; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=8g9t7ALU7n+7VW9gQDZGowaF3x6SIEajb/2Mc6wiGZg=; b=ZHI+PnMYUO4N11z48C45pvIZIJWpMQLYtqa/tXxi4VJPtckafE2C8vZsmMqf8WSay0 WkP8vzXw7KUTk+v36CyGXajDZqG5by6+RXck/9D3EACNfx4yeyKYYQCGbZWVuUnG8rUY 5qLQe1LGWxfOMYFobc3VGIHrV+AV15yetvd7tYKfqNhVaNLNUnVgOeygrUQUPRbwHDiW lcID/IWXFCzR53WbNv/a/lMfGMt8NtxMv4qhxOQ+gXhSRnRitG8FLFKqq0+vRsgTDT10 G8Oqf0Udam7YRK2gHQ+5l/UpMXkarOzmpwiZriOVr29JvpcbNa84+vP5mTUlSdzwCT8R 2qnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793199047; x=1793803847; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=8g9t7ALU7n+7VW9gQDZGowaF3x6SIEajb/2Mc6wiGZg=; b=SY+hmehTuDSbnYlAmVtvzx9GsBW61uvjoAVwKXYQrbpP2Y8A16XMLnCxGwAjy9e2Hh JO6Iumq99SKsHldLahRj4/khEsqoYdb9sSGWedxFOp8tQdT99SQPxD+Kbjr5JGLN5exy p6CVQWaRrjaWjy4SMXYnSDTNh2DXDDgV2UPD79jltCYarooXh6h7u4iXoQJd1IJHkxcH a47p78ZqFMwmmtsFNO5QUA4II+Wx1XZP1/yWRNlgvZEeTYUprKDe7PBHfsMhwDJ93r4Z 84l9AtE2F1mzqCUK8w8y0+5u1lU48ZGbm/arTYhpJ9BsElvZqFFp7tBTffy1sEQB+PkT QZpQ== X-Forwarded-Encrypted: i=1; AKwUvBzLNLo4pbdUkVrmE1KTbwS2p1vPMsbxD7Hr3dFjci0HpGgRkDW3N+vLbzd8hCObGD76mKyEN32oFQhxR9Mq@vger.kernel.org X-Gm-Message-State: AFq9FYLPVoXr4sAk5Rg8Qycp+g0d8U3Uw2KD80TFVqkrIUwllPKbpk+X jmMQO9t6tA2A8Kzc0mZ8+O4g3AtcIWfQuDVDmxye6a1ebdEFE93mYRoy8GEMeyU1ddXizlREeDz lHKoxWug= X-Gm-Gg: AYBFou1le1udK4fbw9kCz1YySS3gA3/MZMGVukmha6cDPZtGRT5/2haLSibcwwwoAye L1/s2UpaiqxCDTp6Uexpt79EJ7TWkfWt6mOs1Nti02MJPkMQsE0qLDDlIx8+KLs4jnbTNInBIdJ 0BpEPO+BlIHQLiCb3JNnBfi2Z7Ild3GOMJD4oUo9ivcMYZmUCn/19cwqclyKRQmomuI0WlGNdAH S2WauLG3U/S8nqTc0LcCN+w4N8SV2LcNGYmYvibif4HHVr2OaCW9lBE105RMdSZpi8llLHvbSlD X02OuIVBqIk/3QcnZbN2eVuJ3r8PrS2TtmPWGss5OaDhy3qmR10gZiWWInhUqMNAo0F+VUQqs/5 EITlJr5GsoMuFiB0sNJtf5bHVcmkDDMKshpVKItB8sULWNOlIPebPHscO9uVwNVFUyz/i+0iu87 Drap0A2g4XVJYCYU1Mcqeh55cjKi8PENhADO4w+9BIA/hk/09EjIj/dj05gt2xVwlDNcWTgv0QN UbMJFPcHYNgN7qEuFcI5UNJ3HUPQ7TG6g9hK6u0jRCamaTlySoaoIJIKwtABcLCtjV8uOn9WKAF RtLg2na4JjM/vfQCwJwrjQDTvjoiuRrVug8= X-Received: by 2002:a05:600c:3510:b0:4a4:7a8d:c436 with SMTP id 5b1f17b1804b1-4a96667dd75mr52332595e9.11.1793199047357; Wed, 28 Oct 2026 07:50:47 -0700 (PDT) Received: from localhost ([2a02:8071:56d1:2de0:1d24:d58d:2b65:c291]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-4a97cebf858sm57250745e9.12.2026.10.28.07.50.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Oct 2026 07:50:46 -0700 (PDT) Date: Wed, 28 Oct 2026 15:50:44 +0100 From: Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= To: Greg Kroah-Hartman Cc: Jason Gunthorpe , Alex Williamson , Armin Wolf , David Lechner , Danilo Krummrich , Luis Chamberlain , Petr Pavlu , Daniel Gomez , Sami Tolvanen , Aaron Tomlin , Jonathan Corbet , Shuah Khan , Randy Dunlap , "Rafael J. Wysocki" , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Bradley Morgan , Aleksandr Nogikh , linux-modules@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-usb@vger.kernel.org, driver-core@lists.linux.dev, linux-trace-kernel@vger.kernel.org, Johan Hovold , Richard Weinberger , Thierry Reding Subject: Re: [PATCH v4 0/3] driver core: add TAINT_FORCED_BIND for when userspace manually messes with devices and drivers Message-ID: References: <9bd3a34b-5e98-4038-80d6-da2c3b1948dd@gmx.de> <2026092321-province-yearly-44aa@gregkh> <2026092348-victory-erased-0e5a@gregkh> <20261023181326.0dc2f7ed@shazbot.org> <2026102437-vista-unsoiled-b089@gregkh> <20261026225950.GD1685504@ziepe.ca> <2026102849-turkey-series-ac07@gregkh> X-Mailing-List: linux-modules@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="dvdgfsb6jpiy7bdt" Content-Disposition: inline In-Reply-To: <2026102849-turkey-series-ac07@gregkh> --dvdgfsb6jpiy7bdt Content-Type: text/plain; protected-headers=v1; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH v4 0/3] driver core: add TAINT_FORCED_BIND for when userspace manually messes with devices and drivers MIME-Version: 1.0 On Wed, Oct 28, 2026 at 02:45:18PM +0100, Greg Kroah-Hartman wrote: > On Mon, Oct 26, 2026 at 07:59:50PM -0300, Jason Gunthorpe wrote: > > On Sun, Oct 25, 2026 at 01:48:04PM +0100, Uwe Kleine-K=F6nig wrote: > >=20 > > > The more I think about this taint, the more I believe the commit shou= ld > > > be reverted and replaced by a some stop gaps for driver_override. (Be= it > > > a taint or better yet > > > https://lore.kernel.org/all/0f7446324f6a0c8f0153d6532d92a6eeecd6a308.= 1790612298.git.u.kleine-koenig@baylibre.com/ > > > .) > >=20 > > I also think this patch is way too broad and should be reverted until > > something better is designed. >=20 > Fair enough, I've sent a revert for now, will get it merged before -rc1 > is out. \o/, thanks > I'll rework this for a later release, thanks. Please look at the series behind the link above before investing time here. I think most of the ideas are already implemented there. If you voice your preferences there, I can rework accordingly and rebase on top of your revert. Best regards Uwe --dvdgfsb6jpiy7bdt Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEP4GsaTp6HlmJrf7Tj4D7WH0S/k4FAmriC7gACgkQj4D7WH0S /k7RWwf/cwXDsUHX0jhgjipjJFi1+cjW14UhDdlEnrd0BnzhDhCcWYdtX4Jokju7 CvB5Oiyfrbzutn6NGqwDb2r6lwabIE+FUkSwqOYBh0v9DeYZc09PyetAJUrJc1P+ ykWQcL5z1tPk5gkQDnk/OMUtvZXVwgH9T+CJaYjJ1zX5KQEqpM1iA0orv6blUtcV QoHhDAdbFR9S/jZ/4rdCfk08awpvM3VqeV4VW0n2VR/QwFLZ7NS45TRo8EZdRHiI enU/kyx10Vep14yRZmuVr3Xw5rdSN+ylwbNFFKzSLcL/Vz00iyhlIOgvlsS2wy69 vU6dhHVeUJVTb8Y8hxbTBePHR0MSsQ== =kVFg -----END PGP SIGNATURE----- --dvdgfsb6jpiy7bdt--