From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wan Zongshun Subject: Re: [PATCH 00/20] iommu/amd: Use generic IOVA allocator Date: Wed, 13 Jul 2016 17:44:24 +0800 Message-ID: <57860D78.5090409@iommu.org> References: <1467978311-28322-1-git-send-email-joro@8bytes.org> <5784B24C.60305@iommu.org> <20160712105533.GE12639@8bytes.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160712105533.GE12639-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: Vincent.Wan-5C7GfCeVMHo@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org CgpPbiAyMDE25bm0MDfmnIgxMuaXpSAxODo1NSwgSm9lcmcgUm9lZGVsIHdyb3RlOgo+IEhleSBW aW5jZW50LAo+Cj4gT24gVHVlLCBKdWwgMTIsIDIwMTYgYXQgMDU6MDM6MDhQTSArMDgwMCwgV2Fu IFpvbmdzaHVuIHdyb3RlOgo+PiBDdXJyZW50bHksIHRob3NlIHBhdGNoZXMgY2FuIG5vdCB3b3Jr IGF0IG15IGVDYXJyaXpvIGJvYXJkLgo+PiBXaGVuIEkgbWVyZ2VkIHlvdXIgcGF0Y2hlcywgYm9v dCBmYWlsZWQsIGFuZCBubyBhbnkgaW5mbyBwcmludCB0byBtZS4KPj4gSSBzZXQgaW9tbXU9cHQs IGl0IGFsc28gZG9lcyBub3Qgd29yazsgc2V0IGlvbW11PXNvZnQsIGJvb3Qgb2suCj4+Cj4+IFdo ZW4gSSByZW1vdmVkIHRob3NlIHBhdGNoZXMsIGtlcm5lbCBib290IG9rLgo+Pgo+PiBUaGlzIGVD YXJyaXpvIGJvYXJkIHVhcnQgZG9lc25vdCB3b3JrLCBzbyBJIGNhbiBub3QgZ2V0IHVzZWZ1bAo+ PiBpbmZvcm1hdGlvbiBmcm9tIGtlcm5lbCBieSB1YXJ0IGNvbnNvbGUsIEkgYWxzbyBzZXQgJ3Rl eHQnIGluIGJvb3QKPj4gb3B0aW9uLCBidXQgc3RpbGwgY2Fubm90IHByaW50IGFueSBsb2cuCj4K PiBUaGFua3MgZm9yIHlvdXIgdGVzdGluZy4gVGhlIGlzc3VlIHR1cm5lZCBvdXQgdG8gYmUgYW4g b2xkZXIgYnVnLCB3aGljaAo+IGp1c3QgZ290IHVuY292ZXJlZCBieSB0aGVzZSBwYXRjaGVzLiBJ IHVwZGF0ZWQgdGhlIGJyYW5jaCBhdAo+Cj4gCWdpdDovL2dpdC5rZXJuZWwub3JnL3B1Yi9zY20v bGludXgva2VybmVsL2dpdC9qb3JvL2xpbnV4LmdpdCBhbWQtaW9tbXUtaW92YQo+Cj4gVGhpcyBi cmFuY2ggYm9vdHMgbm93IG9uIG15IEthdmVyaSBhbmQgQ2Fycml6byBzeXN0ZW0uIENhbiB5b3Ug cGxlYXNlCj4gZ2l2ZSBpdCBhIHRlc3QgdG9vPwoKSm9lcmcsIEkgaGF2ZSB0ZXN0ZWQgdGhlIHBh dGNoZXMsIGl0IHdvcmtzIG5vdy4KCj4KPiBUaGFua3MsCj4KPiAJSm9lcmcKPgo+IF9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gaW9tbXUgbWFpbGluZyBs aXN0Cj4gaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKPiBodHRwczovL2xpc3RzLmxp bnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9pb21tdQo+Cj4KX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KaW9tbXUgbWFpbGluZyBsaXN0Cmlv bW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0 aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lvbW11 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751548AbcGMJpS (ORCPT ); Wed, 13 Jul 2016 05:45:18 -0400 Received: from mr213139.mail.yeah.net ([223.252.213.139]:27882 "EHLO mr213139.mail.yeah.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750997AbcGMJpN (ORCPT ); Wed, 13 Jul 2016 05:45:13 -0400 Subject: Re: [PATCH 00/20] iommu/amd: Use generic IOVA allocator To: Joerg Roedel References: <1467978311-28322-1-git-send-email-joro@8bytes.org> <5784B24C.60305@iommu.org> <20160712105533.GE12639@8bytes.org> Cc: Vincent.Wan@amd.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org From: Wan Zongshun Message-ID: <57860D78.5090409@iommu.org> Date: Wed, 13 Jul 2016 17:44:24 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.8.0 MIME-Version: 1.0 In-Reply-To: <20160712105533.GE12639@8bytes.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-HM-Spam-Status: e1koWUFPN1dZCBgUCR5ZQVZIVUhISUJCQkJPT01DTUNDQk1XWQkOFx4IWU FZKCs9JDU0NT4kMjUkMz46Pz4pQUtVS0A2IyQiPigkMjUkMz46Pz4pQUtVS0ArLykkNTQkMjUkMz 46Pz4pQUtVS0A4NC41LykiJDg1QUtVS0ApPjwyNDUkOigyOkFLVUtAKyk0LTI1OD4kKDM6NTwzOj JBS1VLQD8iNTo2MjgkMiskNTQkMjUkMz46Pz4pQUtVS0A2LjcvMiQpOCsvJD8yPT0#KT41LyQyNS QzPjo*PilBSVVLQDIrJEhLJDYyNS4vPiQ4NS8kSyROS0FLVUtAMiskSiQ2MjUuLz4kODUvJEskSk tBS1VLQDIrJC80PzoiJDg1LyRLJEpLS0FLVUtAMiskTiQ2MjUuLz4kODUvJEskSktBS1VLQDIrJE okMzQuKSQ4NS8kSyRKS0tBS1VLQCguOTE#OC8kLzQ*OiIkODUvJEskSktLQUtVS0AoLjkxPjgvJE 4kNjI1Li8#JDg1LyRLJEpLQUtVS0AoLjkxPjgvJEokMzQuKSQ4NS8kSyRKS0tBS1VLQCg5MSQ3Pj UkT0skI0FLVUtLSktALz4jLyQ3PjUkSElLJEpJQ0tBS1VLS0pLQDg1LyQzLzY3JDc#NSRKMCROME FLVUtLSktAKT44PjItPikkODUvJEokTkFLVUtLSktAIzY6Mjc#KSQ1Ljc3QUtVS0tKS0A*PjcyLT 4pJDc#NSRLQUtVS0tKS0A3OjU8JDg1QUtVS0tKS0A9NSQuKTckMy8vKygkMzcxJEtDS0pLQ0FLVU tAPTUkNjoiJE9KQiQzNzEkSiRLQ0tIS09BS1VISEA9KyQpPiQ9LCQzNzEkS0NLSEtNQVZMVU5APT UkKC45JD41LDQpPygkMzcxJEpLS0lLSkFLVUlDQCguOSQ#QUpVTk5APTUkNjoiJE9KQiQzNzEkSS RLQ0tIS09BS1VLWQY+ X-HM-Sender-Digest: e1kSHx4VD1lBWUc6MxQ6Pyo6NzouDDIKTi9MERQpTj8aFBVVSlVKT01D T0tIS01MS0pOVTMWGhIXVQ0MOxIUFhYOVRQJHEVZV1kMHhlZQR0aFwgeV1kIAVlBSUhMQzdXWRIL WUFZSUpLVUpIVUJMVUpNQ1kG X-HM-Tid: 0a55e3a4a8257d8baee941c1dc8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2016年07月12日 18:55, Joerg Roedel wrote: > Hey Vincent, > > On Tue, Jul 12, 2016 at 05:03:08PM +0800, Wan Zongshun wrote: >> Currently, those patches can not work at my eCarrizo board. >> When I merged your patches, boot failed, and no any info print to me. >> I set iommu=pt, it also does not work; set iommu=soft, boot ok. >> >> When I removed those patches, kernel boot ok. >> >> This eCarrizo board uart doesnot work, so I can not get useful >> information from kernel by uart console, I also set 'text' in boot >> option, but still cannot print any log. > > Thanks for your testing. The issue turned out to be an older bug, which > just got uncovered by these patches. I updated the branch at > > git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux.git amd-iommu-iova > > This branch boots now on my Kaveri and Carrizo system. Can you please > give it a test too? Joerg, I have tested the patches, it works now. > > Thanks, > > Joerg > > _______________________________________________ > iommu mailing list > iommu@lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/iommu > >