From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com ([192.55.52.43]:44821 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751937AbeFFO0W (ORCPT ); Wed, 6 Jun 2018 10:26:22 -0400 Date: Wed, 6 Jun 2018 08:28:57 -0600 From: Keith Busch To: Yi Zhang Cc: Keith Busch , linux-block@vger.kernel.org, osandov@osandov.com, linux-nvme@lists.infradead.org, ming.lei@redhat.com Subject: Re: blktests block/019 lead system hang Message-ID: <20180606142857.GA19462@localhost.localdomain> References: <838678680.4693215.1527664726174.JavaMail.zimbra@redhat.com> <1858098161.4693883.1527665214701.JavaMail.zimbra@redhat.com> <20180605161853.GB16899@localhost.localdomain> <20180605172112.GC17057@localhost.localdomain> <1cbee034-d237-104d-bf5a-33e373821301@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1cbee034-d237-104d-bf5a-33e373821301@redhat.com> Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org On Wed, Jun 06, 2018 at 01:42:15PM +0800, Yi Zhang wrote: > Here is the output, and I can see "HotPlug+ Surprise+" on SltCap Thanks. That looks like a perfectly capable port. I even have the same switch in one of my machines, but the test doesn't trigger fatal firmware-first errors. Might need to query something about the platform to know how it treats link-downs before proceeding with the test (don't know off the top of my head; will do some digging).