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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 DE9D9E7717F for ; Tue, 17 Dec 2024 03:31:01 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4YC2QX3fnTz2yVt; Tue, 17 Dec 2024 14:31:00 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2604:1380:45d1:ec00::3" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1734405972; cv=none; b=YcU1GRnKnYHD+DrzPDBs4SF9IItsL0Di5DMWRrKCvKr1IdgOS/9cnMD58kwKAtwizIs0Izl8T1C8nXlLCXP8eaiev5BuUnRV6vocr4VM1GD8LWjXpmntdP5BfxFpng/gcT/1kTZLA52mnQwOPl+eoamBiYkIBCEj6Zl2YYhu8/oZV/wra7KSvxR79B45+klPFgKa1/rb9Jl58MrdnUrebRfzqmkKwk1oFeyeGpiAMQWYS4HFsjYVQuwO5n4BLSSv97+Hgj9RYXWKI/YHPSedar6LKA6dDC4rveVEi0G47S8HOzyCI6RowVx1/Wn/WLuwjKdwLmH2oiADKRNKWT/zuQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1734405972; c=relaxed/relaxed; bh=JlcQZlpEq87WaYonljOQJTcis2Rm4csqH0xDxg7Rw6U=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=Iut0/CEIkLc6x7v6LuByKwqXDiVXJhFsq235rgXY6nl4kHcjmptH4fYA+8IFI/XscgEqpk8dA+0Z9QYkq/ZtlH+iJcj8tr2+Y19kWgSR5BMNmPSo5PYItZqOAchOWGOPz+C98sQl41r5gB4Oh5FOu8PctyUiJzl56RKXSaI0QBzcGh87JLmKoWk1gc6D8A4+8Qw/ScISZNdH+cYzI3vFDe98rAzWYav+TvVqvoUyhvoFQb/9+QtFErh4d+zd5mESz1Vqxv+ob0/dJmqNNGZVMJNwJsD8boR50mQp1UkzpFzbdxLZgJhNWqCYFwJ+jdzfF+ij3ZcPYx8cVTizGrDN7Q== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=n+wQKkJG; dkim-atps=neutral; spf=pass (client-ip=2604:1380:45d1:ec00::3; helo=nyc.source.kernel.org; envelope-from=mpe@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=n+wQKkJG; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=2604:1380:45d1:ec00::3; helo=nyc.source.kernel.org; envelope-from=mpe@kernel.org; receiver=lists.ozlabs.org) Received: from nyc.source.kernel.org (nyc.source.kernel.org [IPv6:2604:1380:45d1:ec00::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4YC2K01FpJz2xtp for ; Tue, 17 Dec 2024 14:26:12 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 941D3A41BA8; Tue, 17 Dec 2024 03:24:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A1812C4CED3; Tue, 17 Dec 2024 03:26:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734405968; bh=JlcQZlpEq87WaYonljOQJTcis2Rm4csqH0xDxg7Rw6U=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=n+wQKkJGSneOniU6dmPRnpTp6ZH0m7z+9AfPZtTgG7u59zo3MSnLnATocr/Ra902Z KB6QjK+ZTU8QoXTuf/C1fBQppIr17VtOZBBKWv+612jcR3eEqfErnQCabjXn3koyD+ Azbf5HxWiMNCUV8Lex/3FAVltxbTLEstz68dNpUP5t9MDPHGD99lQeBe39oelRLgES PRVHDxbWDTXaIS6bYaubRMlvs35J3WszV2sosGZFwU9VwvLGQTud31a6ncxJNa2kK2 hCJB9fu5fKLEdNZ6tNGmUmK2hrUWVcC9A0fWhZztSygPbzxn8W5gVg0STF3mckYfaO JgjKvR1u90EIw== From: Michael Ellerman To: Andrew Donnellan , linuxppc-dev@lists.ozlabs.org, linux-scsi@vger.kernel.org Cc: linux-kernel@vger.kernel.org, fbarrat@linux.ibm.com, ukrishn@linux.ibm.com, manoj@linux.ibm.com, clombard@linux.ibm.com, vaibhav@linux.ibm.com Subject: Re: [PATCH 0/2] Remove cxl and cxlflash drivers In-Reply-To: <20241210072721.157323-1-ajd@linux.ibm.com> References: <20241210072721.157323-1-ajd@linux.ibm.com> Date: Tue, 17 Dec 2024 14:26:04 +1100 Message-ID: <87y10f2do3.fsf@mpe.ellerman.id.au> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Andrew Donnellan writes: > This series removes the cxl and cxlflash drivers for IBM CAPI devices. > > CAPI devices have been out of production for some time, and we're not > aware of any remaining users who are likely to want a modern kernel. > There's almost certainly some remaining driver bugs and we don't have much > hardware available to properly test the drivers any more. Removing these > drivers will also mean we can get rid of a non-trivial amount of support > code in arch/powerpc. > > Thanks to everyone who's worked on these drivers over the last decade. It would be good to explain that this only removes support for the original CAPI interface - not the Power9 "OpenCAPI", which is still supported by drivers/misc/ocxl. cheers