From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Hounschell Subject: Re: Can't boot new 4.4 kernel with IOMMU enabled Date: Wed, 20 Jan 2016 13:19:52 -0500 Message-ID: <569FCFC8.2000606@compro.net> References: <56957209.1080202@compro.net> <20160113030950.GB11902@dhcp-128-28.nay.redhat.com> <56966244.80700@compro.net> <20160114000520.GA2449@x1.redhat.com> <5697AAD8.1000105@compro.net> <20160120153823.GG18805@8bytes.org> <20160120154658.GH18805@8bytes.org> <569FB013.4050709@compro.net> <20160120161904.GI18805@8bytes.org> Reply-To: markh-n2QNKt385d+sTnJN9+BGXg@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160120161904.GI18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Joerg Roedel Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org List-Id: iommu@lists.linux-foundation.org On 01/20/2016 11:19 AM, Joerg Roedel wrote: > On Wed, Jan 20, 2016 at 11:04:35AM -0500, Mark Hounschell wrote: >> >> amd_iommu=fullflush does not help. >> >> iommu=soft allows it to boot > > Okay, good to know, so it is not an issue with stale TLB entries in the > IOMMU. > > > Thanks, > > Joerg > > Would you like me to do anything more right now? Mark