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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A9ED3C48BDF for ; Tue, 15 Jun 2021 21:57:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9013661246 for ; Tue, 15 Jun 2021 21:57:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231444AbhFOV7n (ORCPT ); Tue, 15 Jun 2021 17:59:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56522 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231420AbhFOV7m (ORCPT ); Tue, 15 Jun 2021 17:59:42 -0400 Received: from mail-oi1-x22d.google.com (mail-oi1-x22d.google.com [IPv6:2607:f8b0:4864:20::22d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA5DEC06175F for ; Tue, 15 Jun 2021 14:57:37 -0700 (PDT) Received: by mail-oi1-x22d.google.com with SMTP id w127so149753oig.12 for ; Tue, 15 Jun 2021 14:57:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=RJ68jEOpuKbwPmRBXZsD218+2YyKdOc58eK+Zob4jtE=; b=sSrAx1gK+umcERhNw6FVQB9nmF/D8HEu1PmrO3+WQxDAJYyoyAXkU6ZooNYw/wVtc7 uS+fKIl1FRSBCLWIVHHbRxhqEz4sUMxPy8K/pVtJ4afuWWadqN5QztOKSjmybrH9YOYc G1dsbyRXE5dQn4Ta9MXBZG/l2GJU2Y2uCwjL4dxYvPrfdukXdcregfkKG3QP39jEXQvb aVPeRSfPCiK4cZRXAmyPY/pAf8PbitTnd4Av8C3h0I41qWWj3HhJB/x69USYyT2ZHxpp /nGzc+dqMfcLP5XgOGJwXG9QrsaArQlfIID0EHQy41atFc6WTzzGsoYPcKruS9lBJm45 HN1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=RJ68jEOpuKbwPmRBXZsD218+2YyKdOc58eK+Zob4jtE=; b=H2GExxcXOMsfb270bq0O9o736a1M+02lGBVPjxKLUC6/aTZUIQp7TpyjxocS2BrNyL hUSr/oigD0vTrFyPUoZEvg9lvBwfu/6rvFO32aoqtd4BGiP3APsiUu+Nt/ryN5WiuB7k pSRYYYDEZOCC5CXLk6e4wgokOoZx2FThijNsZxeZs1Nx2Y195a+wRtFzfn8Lwp6cPX0S twY142La7imyCByyCz2WH56Db0cwtP0eFerxCuiHbTIF4jY/AiAXiZzxnJfgmaJ8Y/Ti 7Hfdy+Pcu4EsmM6GiWTemZNsg/0g5eRJ6HIAHI4q1K8dEoSuHpJ6IZ1SNrTabLmjG149 wLcQ== X-Gm-Message-State: AOAM5315Erscy6umjxnInzYO1flZ9Jg54xudbiXQV3mpU7fZmfxSfeh9 jeOu8q3GjCp7+SVjKuUwuKQjkp1crDEEBw== X-Google-Smtp-Source: ABdhPJy7jg90sjXl0YaBshGHsHTC0xz41iTkdqrbBIZMvbZbbeZv3mWWwBHd1KOj23u1LBLFaDK3dA== X-Received: by 2002:aca:618a:: with SMTP id v132mr4670614oib.144.1623794256966; Tue, 15 Jun 2021 14:57:36 -0700 (PDT) Received: from [192.168.1.134] ([198.8.77.61]) by smtp.gmail.com with ESMTPSA id d20sm53842otq.62.2021.06.15.14.57.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 15 Jun 2021 14:57:36 -0700 (PDT) Subject: Re: cleanup ubd gendisk registration To: Christoph Hellwig , Richard Weinberger , Anton Ivanov Cc: linux-um@lists.infradead.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org References: <20210614060759.3965724-1-hch@lst.de> From: Jens Axboe Message-ID: <920a6605-f920-ef10-55a0-733219abee6b@kernel.dk> Date: Tue, 15 Jun 2021 15:57:35 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210614060759.3965724-1-hch@lst.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 6/14/21 12:07 AM, Christoph Hellwig wrote: > Hi all, > > this series sits on top of Jens' for-5.14/block branch and tries to > convert ubd to the new gendisk and request_queue registration helpers. > As part of that I found that the ide emulation code currently registers > two gendisk for a request_queue which leads to a bunch of problems we've > avoided in other drivers (only the mmc subsystem has a similar issue). > Given that the legacy IDE driver isn't practically used any more and > modern userspace doesn't hard code specific block drivers, so I think > we can just drop it. Let me know if this is ok. Applied, thanks. -- Jens Axboe