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=-8.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 5366DC433E2 for ; Wed, 9 Sep 2020 02:39:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 012A621D41 for ; Wed, 9 Sep 2020 02:39:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="FEhYVhWK" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729455AbgIICjk (ORCPT ); Tue, 8 Sep 2020 22:39:40 -0400 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:50493 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729413AbgIICjj (ORCPT ); Tue, 8 Sep 2020 22:39:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1599619177; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=+kOlksnHlL2YKiZmwkKZv4xGASnLuZsp0UtpeOcpuVA=; b=FEhYVhWKvpNylp8XFo5MO9xYzWotVCKRv18MVfZLrU2eBnnNWS+25xfK+v98WzZnlDofyq IjhhwER4jAsL+blpkbA0fc4w2K1cU/AyflxqOC3D9z2jeBZJqxXOYtxtPYEYtUg0HUgMlo Kf2nOs0bXdq5KxNYxffO/ifM3+AxZxo= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-373-wAFVfAntNYSuExNRwqOGJQ-1; Tue, 08 Sep 2020 22:39:33 -0400 X-MC-Unique: wAFVfAntNYSuExNRwqOGJQ-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3353E8018AB; Wed, 9 Sep 2020 02:39:31 +0000 (UTC) Received: from T590 (ovpn-12-76.pek2.redhat.com [10.72.12.76]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D8D1D5D9E8; Wed, 9 Sep 2020 02:39:22 +0000 (UTC) Date: Wed, 9 Sep 2020 10:39:18 +0800 From: Ming Lei To: "Zhao, Haifeng" Cc: Christoph Hellwig , "axboe@kernel.dk" , "bhelgaas@google.com" , "linux-block@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-pci@vger.kernel.org" , "mcgrof@kernel.org" , "Zhang, ShanshanX" , "Jia, Pei P" Subject: Re: [PATCH] Revert "block: revert back to synchronous request_queue removal" Message-ID: <20200909023918.GA1473752@T590> References: <20200908075047.5140-1-haifeng.zhao@intel.com> <20200908142128.GA3463@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Hello Haifeng, On Wed, Sep 09, 2020 at 02:11:20AM +0000, Zhao, Haifeng wrote: > Ming, Christoph, > Could you point out the patch aimed to fix this issue ? I would like to try it. This issue blocked my other PCI patch developing and verification work, > I am not a BLOCK/NVMe expert, wouldn't to be trapped into other sub-system bugs, so just reported it for other expert's quick fix. > Please try the following patch: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cafe01ef8fcb248583038e1be071383530fe355a Thanks, Ming