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Tue, 24 Jul 2018 15:24:40 +0000 (GMT) X-AuditID: cbfec7f2-0edff70000021213-aa-5b5744b9b55f Received: from eusync4.samsung.com ( [203.254.199.214]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 87.55.04183.8B4475B5; Tue, 24 Jul 2018 16:24:40 +0100 (BST) Received: from amdc3058.localnet ([106.120.53.102]) by eusync4.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PCD008PMMT44M70@eusync4.samsung.com>; Tue, 24 Jul 2018 16:24:40 +0100 (BST) From: Bartlomiej Zolnierkiewicz To: Lyude Paul Cc: dri-devel@lists.freedesktop.org, Kees Cook , Jan =?ISO-8859-1?Q?H=2E_Sch=F6nherr?= , Bjorn Helgaas , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] video/console/vgacon: Print big fat warning with nomodeset Date: Tue, 24 Jul 2018 17:24:40 +0200 Message-id: <2310317.6avsyZ3xgb@amdc3058> User-Agent: KMail/4.13.3 (Linux/3.13.0-96-generic; KDE/4.13.3; x86_64; ; ) In-reply-to: <20180702210442.18648-1-lyude@redhat.com> MIME-version: 1.0 Content-transfer-encoding: 7Bit Content-type: text/plain; charset="us-ascii" X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrGIsWRmVeSWpSXmKPExsWy7djP87o7XcKjDQ72ylksacqwuPL1PZvF lpNfmC3OdOdanOj7wGpxedccNoupu/tZHdg9dv3ewuYxu+Eii8eCTaUe97uPM3m833eVzePz JrkAtigum5TUnMyy1CJ9uwSujLVPNrEVvOSueDRzMWMD4wHOLkZODgkBE4lLq3sYuxi5OIQE VjBKbNuwiB3C+cwo8efYXiaYqrOfTzBBJJYxSmy/Ph/K+c0osejCFhaQKjYBK4mJ7asYQWwR AUWJyR8mgI1iFnjBKPHg4zywImGBQInHdzeCjWURUJWYNWsbM4jNK6Ap8enyYVYQW1TAS2LL vnawGk4BM4kXTy+wQdQISvyYfA9sDrOAvMS+/VNZIWwdibPH1oE9ISGwh01i9/b/jBB3u0g0 vJgM9YOwxKvjW9ghbBmJy5O7WSAapjNKvPm1FMpZzyix5swxqA5ricPHL0Kt4JOYtG060Kkc QHFeiY42IYgSD4kFe69BQ6yTUeLL3dvMExhlZiG5dhaSa2chuXYBI/MqRvHU0uLc9NRiw7zU cr3ixNzi0rx0veT83E2MwNRw+t/xTzsYv15KOsQowMGoxMP7wS48Wog1say4MvcQowQHs5II 7yJRoBBvSmJlVWpRfnxRaU5q8SFGaQ4WJXHeOI26KCGB9MSS1OzU1ILUIpgsEwenVAPjfFc+ Bwn1y5ZzpvWonQtsOnWV12e6vq3G8qQTO2rDPCv8267c2fny5rPIN3zsD/s3Sv+4pJTqY1c5 O/J8XUFfwEo+pt/eolKqwY35H+xiJ8ovahPyTWp2Efzj7bRXMHjVIv0Mm4B783bn3W/8MPVD V9lJS+tW+dM23mLBrkGrZHpe8wpOS1RiKc5INNRiLipOBABfk/RcCQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrELMWRmVeSWpSXmKPExsVy+t/xa7o7XMKjDRp3aVosacqwuPL1PZvF lpNfmC3OdOdanOj7wGpxedccNoupu/tZHdg9dv3ewuYxu+Eii8eCTaUe97uPM3m833eVzePz JrkAtigum5TUnMyy1CJ9uwSujLVPNrEVvOSueDRzMWMD4wHOLkZODgkBE4mzn08wgdhCAksY JT6sDu9i5AKy/zJKtBxexAiSYBOwkpjYvgrMFhFQlJj8YQI7SBGzwAtGibdtM9lAEsIC/hJN L++ygtgsAqoSs2ZtYwaxeQU0JT5dPgwWFxXwktiyrx1sG6eAmcSLpxfYILZ1M0rs7trFBNEg KPFj8j0WEJtZQF5i3/6prBC2lsT6nceZJjDyz0JSNgtJ2SwkZQsYmVcxiqSWFuem5xYb6RUn 5haX5qXrJefnbmIEhvS2Yz+37GDsehd8iFGAg1GJh9fDMTxaiDWxrLgy9xCjBAezkgjvIlGg EG9KYmVValF+fFFpTmrxIUZpDhYlcd7zBpVRQgLpiSWp2ampBalFMFkmDk6pBsaj344UFzBY 9f5ZtEelOfW8qy2T4781t5nFIn1XF25ZfDx2/8b/krVfGF46iD+d37TON8tfWae/fWq91yc3 510lch0RJbflVsdL/qhWdd/34tc7Lz81u63hgXFWZyY+mXvs/40vqp1Kqbueeh7MeVTrInvu lt6Zf3GnHSRu3nBhdkt6kmzT/EGJpTgj0VCLuag4EQA0m/TkZQIAAA== X-CMS-MailID: 20180724152440eucas1p1f326ef1b8ad7a286360bf4bb98ed16c7 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180702210516epcas3p151aefd4a0217c4cd30143147f0bafe1d References: <20180702210442.18648-1-lyude@redhat.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, July 02, 2018 05:04:40 PM Lyude Paul wrote: > It's been a pretty good while since kernel modesetting was introduced. > It has almost entirely replaced previous solutions which required > userspace modesetting, and I can't even recall any drivers off the top > of my head for modern day hardware that don't only support one or the > other. Even nvidia's ugly blob does not require the use of nomodeset, > and only requires that nouveau be blacklisted. > > Effectively, the only thing nomodeset does in the year 2018 is disable > your graphics drivers. Since VESA is a thing, this will give many users > the false impression that they've actually fixed an issue they were > having with their machine simply because the laptop will boot up to a > degraded GUI. This of course, is never actually the case. > > Things get even worse when you consider that there's still an enormous > amount of tutorials users find on the internet that still suggest adding > nomodeset, along with various users who have been around long enough to > still suggest it. > > There really isn't any legitimate reason I can see for this to be an > option that's used by anyone else other then developers, or properly > informed users. So, let's end the confusion and start printing warnings > whenever it's enabled. > > Signed-off-by: Lyude Paul Patch queued for 4.19, thanks. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics