From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Christian_K=c3=b6nig?= Subject: Re: [PATCH 3/3] drm/amdgpu: fix another fundamental VM bug Date: Tue, 16 May 2017 09:51:35 +0200 Message-ID: <6162b11b-97f6-5764-cbc6-3576ef17e9f7@vodafone.de> References: <1494849459-3221-1-git-send-email-deathsimple@vodafone.de> <1494849459-3221-3-git-send-email-deathsimple@vodafone.de> <591A86ED.9030100@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <591A86ED.9030100-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Zhang, Jerry (Junwei)" , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org QW0gMTYuMDUuMjAxNyB1bSAwNjo1OCBzY2hyaWViIFpoYW5nLCBKZXJyeSAoSnVud2VpKToKPiBP biAwNS8xNS8yMDE3IDA3OjU3IFBNLCBDaHJpc3RpYW4gS8O2bmlnIHdyb3RlOgo+PiBGcm9tOiBD aHJpc3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+Cj4+Cj4+IEkgYWx3YXlz IHdvbmRlcmVkIHdoeSB0aGlzIGNvZGUgdXNlcyB0aGUgTUMgYWRkcmVzcy4gTm93IGl0IGNhbWUg dG8gCj4+IG1lIHRoYXQKPj4gdGhpcyBpcyBhY3R1YWxseSBhIGJ1ZyBhbmQgb25seSB3b3JrcyBi eSBjb2luY2lkZW50IGJlY2F1c2Ugd2UgdXNlZCAKPj4gdG8gaGF2ZQo+PiBWUkFNIG1hcHBlZCBh dCB6ZXJvLgo+Cj4gRG8geW91IG1lYW4gdG8gdXNlIHRibyBhZGRyZXNzIGluIGdlbmVyYWwgc3cg cGF0aCBhbmQgY29udmVydCBpdCBpbnRvIAo+IG1jIGFkZHJlc3MgYmVmb3JlIGl0IGdvaW5nIHRv IHRoZSByZWFsIElQIChsaWtlIGdldF92bV9wZGUpPwoKWWVzLCBzZWUgd2hlbiB3ZSBuZWVkIGFu IGFkZHJlc3MgZm9yIHRoZSBNQyBjbGllbnRzIAooR0ZYLFNETUEsVVZELFZDRSxEQ0UgZXRjLi4u KSB3ZSBzaG91bGQgdXNlIGFtZGdwdV9ib19ncHVfb2Zmc2V0KCkuCgpCdXQgd2hlbiB3ZSBuZWVk IGFuIGFkZHJlc3MgZm9yIHRoZSBNQyBpdHNlbGYgdGhlbiB1c2luZyB0aGUgbWFwcGluZyAKYXBw bGllZCBieSB0aGUgTUMgaXMgbm9uc2Vuc2UuIFdlIG5lZWQgdG8gdXNlIHRoZSByZWxhdGl2ZSBh ZGRyZXNzIAppbnNpZGUgVlJBTSBpbnN0ZWFkIChvciB0aGUgcGh5c2ljYWwgc3lzdGVtIG1lbW9y eSBhZGRyZXNzIGFuZCBzZXQgdGhlIApzeXN0ZW0gbWVtb3J5IGJpdCkuCgpDaHJpc3RpYW4uCgo+ Cj4gSmVycnkKPgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJpc3Rp YW4ua29lbmlnQGFtZC5jb20+Cj4+IC0tLQo+PiAgIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1 L2FtZGdwdV9jcy5jIHwgMiArLQo+PiAgIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdw dV92bS5jIHwgMiArLQo+PiAgIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dtY192OV8wLmMg IHwgMiArLQo+PiAgIDMgZmlsZXMgY2hhbmdlZCwgMyBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9u cygtKQo+Pgo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1 X2NzLmMgCj4+IGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2NzLmMKPj4gaW5k ZXggZTRjNWQzMS4uYmE2ZWI3MyAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X2NzLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1k Z3B1X2NzLmMKPj4gQEAgLTg4NCw3ICs4ODQsNyBAQCBzdGF0aWMgaW50IGFtZGdwdV9jc19pYl92 bV9jaHVuayhzdHJ1Y3QgCj4+IGFtZGdwdV9kZXZpY2UgKmFkZXYsCj4+ICAgICAgIH0KPj4KPj4g ICAgICAgaWYgKHAtPmpvYi0+dm0pIHsKPj4gLSAgICAgICAgcC0+am9iLT52bV9wZF9hZGRyID0g YW1kZ3B1X2JvX2dwdV9vZmZzZXQodm0tPnJvb3QuYm8pOwo+PiArICAgICAgICBwLT5qb2ItPnZt X3BkX2FkZHIgPSB2bS0+cm9vdC5iby0+dGJvLm1lbS5zdGFydCA8PCBQQUdFX1NISUZUOwo+Pgo+ PiAgICAgICAgICAgciA9IGFtZGdwdV9ib192bV91cGRhdGVfcHRlKHApOwo+PiAgICAgICAgICAg aWYgKHIpCj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVf dm0uYyAKPj4gYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdm0uYwo+PiBpbmRl eCBiODc3ZjlmMy4uNzI1NmZjYyAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X3ZtLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1k Z3B1X3ZtLmMKPj4gQEAgLTEwMTIsNyArMTAxMiw3IEBAIHN0YXRpYyBpbnQgYW1kZ3B1X3ZtX3Vw ZGF0ZV9sZXZlbChzdHJ1Y3QgCj4+IGFtZGdwdV9kZXZpY2UgKmFkZXYsCj4+ICAgICAgICAgICAg ICAgICAgIHJldHVybiByOwo+PiAgICAgICAgICAgfQo+Pgo+PiAtICAgICAgICBwdCA9IGFtZGdw dV9ib19ncHVfb2Zmc2V0KGJvKTsKPj4gKyAgICAgICAgcHQgPSBiby0+dGJvLm1lbS5zdGFydCA8 PCBQQUdFX1NISUZUOwo+PiAgICAgICAgICAgaWYgKHBhcmVudC0+ZW50cmllc1twdF9pZHhdLmFk ZHIgPT0gcHQpCj4+ICAgICAgICAgICAgICAgY29udGludWU7Cj4+Cj4+IGRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nbWNfdjlfMC5jIAo+PiBiL2RyaXZlcnMvZ3B1L2Ry bS9hbWQvYW1kZ3B1L2dtY192OV8wLmMKPj4gaW5kZXggMDQ3YjFhNy4uNjNjYjU3MyAxMDA2NDQK Pj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ21jX3Y5XzAuYwo+PiArKysgYi9k cml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nbWNfdjlfMC5jCj4+IEBAIC0zNjAsNyArMzYwLDcg QEAgc3RhdGljIHVpbnQ2NF90IGdtY192OV8wX2dldF92bV9wdGVfZmxhZ3Moc3RydWN0IAo+PiBh bWRncHVfZGV2aWNlICphZGV2LAo+Pgo+PiAgIHN0YXRpYyB1NjQgZ21jX3Y5XzBfZ2V0X3ZtX3Bk ZShzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwgdTY0IGFkZHIpCj4+ICAgewo+PiAtICAgIGFk ZHIgPSBhZGV2LT52bV9tYW5hZ2VyLnZyYW1fYmFzZV9vZmZzZXQgKyBhZGRyIC0gCj4+IGFkZXYt Pm1jLnZyYW1fc3RhcnQ7Cj4+ICsgICAgYWRkciA9IGFkZXYtPnZtX21hbmFnZXIudnJhbV9iYXNl X29mZnNldCArIGFkZHI7Cj4+ICAgICAgIEJVR19PTihhZGRyICYgMHhGRkZGMDAwMDAwMDAwMDNG VUxMKTsKPj4gICAgICAgcmV0dXJuIGFkZHI7Cj4+ICAgfQo+PgoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==