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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD480C433F5 for ; Tue, 18 Jan 2022 08:23:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240071AbiARIXE (ORCPT ); Tue, 18 Jan 2022 03:23:04 -0500 Received: from verein.lst.de ([213.95.11.211]:36022 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238593AbiARIXD (ORCPT ); Tue, 18 Jan 2022 03:23:03 -0500 Received: by verein.lst.de (Postfix, from userid 2407) id 60C6C68B05; Tue, 18 Jan 2022 09:23:00 +0100 (CET) Date: Tue, 18 Jan 2022 09:22:59 +0100 From: Christoph Hellwig To: Ming Lei Cc: Jens Axboe , linux-block@vger.kernel.org, Christoph Hellwig Subject: Re: [PATCH 1/3] block: move freeing disk into queue's release handler Message-ID: <20220118082259.GA21847@lst.de> References: <20220116041815.1218170-1-ming.lei@redhat.com> <20220116041815.1218170-2-ming.lei@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220116041815.1218170-2-ming.lei@redhat.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org How does this work for SCSI where we can detach the disk from the request queue, reattach it and then maybe later free them both?