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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 21C04C433EF for ; Thu, 30 Jun 2022 07:11:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ERoQ9C2+aJAJgZfK3VqB9U6M4O81jBMm9i9yYa9YR0Q=; b=QCr/42WD6ux4M5 qwsCbT/2FwC/uTDJLA/xepHUdpUCLY3h6MoiVKkrnwXjOpzuveL5fmof5yPACpXPwy/WiCWLLRmIO jug71VRfOh8jWD4fI89jWv3WN+k8m81KMcOE0/PBbIZ9AlpDamZEJZy19HM1Vs4X4cr3WzegJoBUs Id72M8Scdj5HGf4QGY9gGyHS5xNVjBVY55NfMk1xZ8l7BdHqeXpfwDh5K8P94UoLIDO5lTIUVWwzn EFNC8z+uUkiLaniCGceqMMHVbCyX9h7vP9GvsieHzPs0a99Z+jrl/YgeRdev9tvcga+LJZDlRePW6 H3UNJlMDYVyrrlQZKP+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6oKC-00FhQ3-Pd; Thu, 30 Jun 2022 07:10:52 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6oK8-00FhNm-KK for linux-arm-kernel@lists.infradead.org; Thu, 30 Jun 2022 07:10:50 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id A87CFB82895; Thu, 30 Jun 2022 07:10:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8EF36C34115; Thu, 30 Jun 2022 07:10:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1656573042; bh=Y+AUqoURDAycPB9UGVfadSmfG2RRmL8S3RK7conX7U0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ORNNYvbQnwABXLvhX0ingCb1ZKQJIDCeZajFH2HVFoOfSOe2XQ9uv8puCdTdLA8U+ 7w2CnsvbiOmL3sZgf86BbU/KsXD+DSYnvjx1Uc0i2I7cuLxoxmKZ2CWnlfRT1eHiZ8 S4gRF9lTcF33Az2GDNg4K33VnhvaTWDir8E5aopEHBmuI9smIOBVBwoIwD0MyvwT8q usHkzZ+dHREqJ3r6D6cNAy7vrGc4aJanfRFdsDsO5DyGcol+8+cepqumK+PnS7RRMz fhW616nmJSOHMwf2DvyPDKBnx/iD2rOP2Orgpsmt1hLzL1wEmp8oHBTIvpoXv5fqlh G+ASsLw3x6qkg== Message-ID: <1413e8b9-5e55-e121-926e-38cb66d152ee@kernel.org> Date: Thu, 30 Jun 2022 09:10:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: Re: Scheduling (unused) board file removal for linux-6.x Content-Language: en-US To: Arnd Bergmann , Linux ARM Cc: Russell King , Linus Walleij , Alim Akhtar , Krzysztof Halasa , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Marek Vasut , Lubomir Rintel , Alexander Sverdlin , Hartley Sweeten , linux-omap , Tony Lindgren , Aaro Koskinen , Sekhar Nori , Bartosz Golaszewski , Andrew Lunn , Sebastian Hesselbarth , Gregory CLEMENT , Lennert Buytenhek , Marc Zyngier , Mauri Sandberg References: From: Krzysztof Kozlowski In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220630_001049_030077_F242391F X-CRM114-Status: GOOD ( 27.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 29/06/2022 22:42, Arnd Bergmann wrote: > With the multiplatform work completed in the past merge window, and the > scheduled deprecation of the Samsung s3c platforms, I decided to have a > look at the remaining board files. There are 196 remaining boards, down > from 489 boards ten years ago, but my estimate is that only few of those > ever booted a linux-5.x kernel, and even less for future kernels. The > question is how to find out which ones are still used, and which ones > can go. > > I would propose that we start by changing the assumption that all boards > might be used, instead assuming that they are all outdated unless someone > says that they actually prefer to keep it in the kernel. I have started > a list of all 196 boards and annotated the ones that look like candidates > for removal [1]. If a board you use is on that list, please either reply > here or add a comment in the document. > > Unless someone has a better idea for how to proceed, I would allow > six months for users to speak up and then remove the orphaned board > files for the release following the LTS kernel. I can't list all boards > individually, so here is a breakdown by platform: > > s3c24xx > > These are all scheduled for removal in early 2023 already, once the next > longterm stable kernel is out. No changes here, but it seems useful > to use the same timeline for removing unused board files of the other > platforms together. > > s3c64xx > > There are ten board files, which are currently scheduled for removal in > 2024, along with the DT based boards for this SoC. We can still decide > to throw out some of the board files earlier though, while keeping the > platform around. I would keep all s3c24xx/s3c64xx boards till the platform drop. Removing few boards before platform won't give us huge benefits... and anyway just 1 and 2 years and they all will be gone. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel