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.gnu.org (lists.gnu.org [209.51.188.17]) (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 B17D8C4167B for ; Mon, 11 Dec 2023 10:48:56 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rCdpm-0006fd-Ot; Mon, 11 Dec 2023 05:48:22 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rCdpk-0006eF-GI; Mon, 11 Dec 2023 05:48:20 -0500 Received: from proxmox-new.maurer-it.com ([94.136.29.106]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rCdpi-0004Vd-Fh; Mon, 11 Dec 2023 05:48:20 -0500 Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id 8A23A44ECD; Mon, 11 Dec 2023 11:48:06 +0100 (CET) Message-ID: Date: Mon, 11 Dec 2023 11:48:05 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PULL 29/32] virtio-blk: implement BlockDevOps->drained_begin() Content-Language: en-US To: Kevin Wolf Cc: qemu-block@nongnu.org, Stefan Hajnoczi , richard.henderson@linaro.org, qemu-devel@nongnu.org, Thomas Lamprecht , Hanna Reitz , Paolo Bonzini , Fam Zheng , "Michael S . Tsirkin" References: <20230530163239.576632-1-kwolf@redhat.com> <20230530163239.576632-30-kwolf@redhat.com> From: Fiona Ebner In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=94.136.29.106; envelope-from=f.ebner@proxmox.com; helo=proxmox-new.maurer-it.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Am 08.12.23 um 09:32 schrieb Kevin Wolf: > > I'm not involved in it myself, but the kind of theme reminds me of this > downstream bug that Hanna analysed recently: > > https://issues.redhat.com/browse/RHEL-3934 > > Does it look like the same root cause to you? > Thank you for the reference! Yes, that does sound like the same root cause. And the workaround I ended up with is also very similar, but it was missing kicking the virt queue. Best Regards, Fiona