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 7CC40C77B7C for ; Wed, 24 May 2023 05:53:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233010AbjEXFxc (ORCPT ); Wed, 24 May 2023 01:53:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232365AbjEXFxb (ORCPT ); Wed, 24 May 2023 01:53:31 -0400 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0677B132 for ; Tue, 23 May 2023 22:53:31 -0700 (PDT) Received: by verein.lst.de (Postfix, from userid 2407) id 0484B68CFE; Wed, 24 May 2023 07:53:28 +0200 (CEST) Date: Wed, 24 May 2023 07:53:27 +0200 From: Christoph Hellwig To: Jens Axboe Cc: Bart Van Assche , Damien Le Moal , linux-block@vger.kernel.org Subject: Re: [PATCH 4/7] blk-mq: use the I/O scheduler for writes from the flush state machine Message-ID: <20230524055327.GA19543@lst.de> References: <20230519044050.107790-1-hch@lst.de> <20230519044050.107790-5-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230519044050.107790-5-hch@lst.de> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org I turns out this causes some kind of hang I haven't been able to debug yet in blktests' hotplug test. Can you drop this and the subsequent patches for now?