From: Joerg Roedel Subject: Re: "iommu/amd: Set exclusion range correctly" causes smartpqi offline Date: Mon, 29 Apr 2019 16:23:26 +0200 Message-ID: <20190429142326.GA4678@suse.de> References: <1556290348.6132.6.camel@lca.pw> <20190426152632.GC3173@suse.de> <1556294112.6132.7.camel@lca.pw> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1556294112.6132.7.camel@lca.pw> Sender: linux-kernel-owner@vger.kernel.org To: Qian Cai Cc: iommu@lists.linux-foundation.org, "linux-kernel@vger.kernel.org" List-Id: iommu@lists.linux-foundation.org On Fri, Apr 26, 2019 at 11:55:12AM -0400, Qian Cai wrote: > https://git.sr.ht/~cai/linux-debug/blob/master/dmesg Thanks, I can't see any definitions for unity ranges or exclusion ranges in the IVRS table dump, which makes it even more weird. Can you please send me the output of for f in `ls -1 /sys/kernel/iommu_groups/*/reserved_regions`; do echo "---$f"; cat $f;done to double-check? Thanks, Joerg