From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michel Thierry Subject: Re: [PATCH v7 02/20] drm/i915: Modify error handler for per engine hang recovery Date: Fri, 12 May 2017 13:55:11 -0700 Message-ID: <8ecf11ce-07db-8c1b-4b02-e7befd7da797@intel.com> References: <20170427231300.32841-1-michel.thierry@intel.com> <20170427231300.32841-3-michel.thierry@intel.com> <20170429141949.GC30926@nuc-i3427.alporthouse.com> <5ec0c6e1-31cf-139a-5ff3-91ca9cae6b9e@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id ABE866E71D for ; Fri, 12 May 2017 20:55:12 +0000 (UTC) In-Reply-To: <5ec0c6e1-31cf-139a-5ff3-91ca9cae6b9e@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gNS84LzIwMTcgMTE6MzEgQU0sIE1pY2hlbCBUaGllcnJ5IHdyb3RlOgo+IE9uIDQvMjkvMjAx NyA3OjE5IEFNLCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4+IE9uIFRodSwgQXByIDI3LCAyMDE3IGF0 IDA0OjEyOjQyUE0gLTA3MDAsIE1pY2hlbCBUaGllcnJ5IHdyb3RlOgo+Pj4gRnJvbTogQXJ1biBT aWx1dmVyeSA8YXJ1bi5zaWx1dmVyeUBsaW51eC5pbnRlbC5jb20+Cj4+PgouLi4KPj4+ICsgICAg fQo+Pj4gKwo+Pj4gICAgICBpbnRlbF9wcmVwYXJlX3Jlc2V0KGRldl9wcml2KTsKPj4+Cj4+PiAg ICAgIHNldF9iaXQoSTkxNV9SRVNFVF9IQU5ET0ZGLCAmZGV2X3ByaXYtPmdwdV9lcnJvci5mbGFn cyk7Cj4+PiBAQCAtMjY4MCw2ICsyNzA2LDcgQEAgc3RhdGljIHZvaWQgaTkxNV9yZXNldF9hbmRf d2FrZXVwKHN0cnVjdAo+Pj4gZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4+PiAgICAgICAg ICBrb2JqZWN0X3VldmVudF9lbnYoa29iaiwKPj4+ICAgICAgICAgICAgICAgICAgICAgS09CSl9D SEFOR0UsIHJlc2V0X2RvbmVfZXZlbnQpOwo+Pj4KPj4+ICtmaW5pc2g6Cj4+PiAgICAgIC8qCj4+ PiAgICAgICAqIE5vdGU6IFRoZSB3YWtlX3VwIGFsc28gc2VydmVzIGFzIGEgbWVtb3J5IGJhcnJp ZXIgc28gdGhhdAo+Pj4gICAgICAgKiB3YWl0ZXJzIHNlZSB0aGUgdXBkYXRlZCB2YWx1ZSBvZiB0 aGUgZGV2X3ByaXYtPmdwdV9lcnJvci4KPj4+IEBAIC0yNzgxLDcgKzI4MDgsNyBAQCB2b2lkIGk5 MTVfaGFuZGxlX2Vycm9yKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlCj4+PiAqZGV2X3ByaXYsCj4+ PiAgICAgICAgICAgICAgICAgICAmZGV2X3ByaXYtPmdwdV9lcnJvci5mbGFncykpCj4+PiAgICAg ICAgICBnb3RvIG91dDsKPj4+Cj4+PiAtICAgIGk5MTVfcmVzZXRfYW5kX3dha2V1cChkZXZfcHJp dik7Cj4+PiArICAgIGk5MTVfcmVzZXRfYW5kX3dha2V1cChkZXZfcHJpdiwgZW5naW5lX21hc2sp Owo+Pgo+PiA/IFlvdSBkb24ndCBuZWVkIHRvIHdha2V1cCB0aGUgc3RydWN0X211dGV4IHNvIHdl IGRvbid0IG5lZWQgdGhpcyBhZnRlcgo+PiBwZXItZW5naW5lIHJlc2V0cy4gVGltZSB0byBzcGxp dCB1cCBpOTE1X3Jlc2V0X2FuZF93YWtldXAoKSwgYmVjYXVzZSB3ZQo+PiBjZXJ0YWlubHkgc2hv dWxkbid0IGJlIGNhbGxpbmcgaW50ZWxfZmluaXNoX3Jlc2V0KCkgd2l0aG91dCBmaXJzdCBjYWxs aW5nCj4+IGludGVsX3ByZXBhcmVfcmVzZXQoKS4gV2hpY2ggaXMgcmlnaHQgaGVyZSBpbiBteSB0 cmVlLi4uCj4+Cj4KPiBMb29raW5nIGF0IHlvdXIgdHJlZSwgaXQgd291bGRuJ3QgY2FsbCBmaW5p c2hfcmVzZXQgdGhlcmUgZWl0aGVyLCBvbmx5Cj4gdGhlc2UgdHdvIGFyZSBjYWxsZWQgYWZ0ZXIg YSBzdWNjZXNzZnVsIHJlc2V0Ogo+Cj4gZmluaXNoOgo+ICAgICBjbGVhcl9iaXQoSTkxNV9SRVNF VF9CQUNLT0ZGLCAmZGV2X3ByaXYtPmdwdV9lcnJvci5mbGFncyk7Cj4gICAgIHdha2VfdXBfYWxs KCZkZXZfcHJpdi0+Z3B1X2Vycm9yLnJlc2V0X3F1ZXVlKTsKPgo+IEJ1dCB5b3UncmUgcmlnaHQs IHdlIG9ubHkgbmVlZCB0byBjbGVhciB0aGUgZXJyb3IgZmxhZywgbm8gbmVlZCB0byBjYWxsCj4g d2FrZV91cF9hbGwuCj4KPiBTaG91bGQgSSBtb3ZlIHRoZSBwZXItZW5naW5lIHJlc2V0IHRvIGk5 MTVfaGFuZGxlX2Vycm9yLCBhbmQgdGhlbiBsZWF2ZQo+IGk5MTVfcmVzZXRfYW5kX3dha2V1cCBq dXN0IGZvciBmdWxsIHJlc2V0cz8KPiBUaGF0IHdvdWxkIGFsc28gbWFrZSB0aGUgcHJvbW90aW9u IGZyb20gcGVyLWVuZ2luZSB0byBnbG9iYWwgbG9vayBhIGJpdAo+ICdjbGVhcmVyJy4KPgoKSSBq dXN0IG5vdGljZWQgYW4gaXNzdWUgaWYgSSBkb24ndCBjYWxsIHdha2VfdXBfYWxsLiBUaGVyZSBj YW4gYmUgCnNvbWVvbmUgZWxzZSB3YWl0aW5nIGZvciB0aGUgcmVzZXQgdG8gY29tcGxldGUgCihp OTE1X211dGV4X2xvY2tfaW50ZXJydXB0aWJsZSAtPiBpOTE1X2dlbV93YWl0X2Zvcl9lcnJvciku CgpJOTE1X1JFU0VUX0JBQ0tPRkYgaGFzL2hhZCAyIHJvbGVzLCBzdG9wIGFueSBvdGhlciB1c2Vy IHRvIGdyYWIgdGhlIApzdHJ1Y3QgbXV0ZXggKHdoaWNoIHdlIHdvbid0IG5lZWQgaW4gcmVzZXQt ZW5naW5lKSBhbmQgcHJldmVudCB0d28gCmNvbmN1cnJlbnQgcmVzZXQgYXR0ZW1wdHMgKHdoaWNo IHdlIHN0aWxsIHdhbnQpLiBUaW1lIHRvIGFkZCBhIG5ldyBmbGFnIApmb3IgdGhlIGxhdGVyPyAo STkxNV9SRVNFVF9FTkdJTkVfSU5fUFJPR1JFU1M/KQoKSGVyZSdzIGFuIGV4YW1wbGUgd2l0aG91 dCBjYWxsaW5nIHdha2VfdXBfYWxsICgxMHMgdGltZW91dCk6ClsgIDEyNi44MTYwNTRdIFtkcm06 aTkxNV9yZXNldF9lbmdpbmUgW2k5MTVdXSByZXNldHRpbmcgcmNzMAouLi4KWyAgMTM3LjQ5OTkx MF0gW0lHVF0gZ2VtX3JpbmdmaWxsOiBleGl0aW5nLCByZXQ9MAoKQ29tcGFyZWQgdG8gdGhlIG9u ZSB0aGF0IGRvZXMsClsgICA2OS43OTk1MTldIFtkcm06aTkxNV9yZXNldF9lbmdpbmUgW2k5MTVd XSByZXNldHRpbmcgcmNzMAouLi4KWyAgIDY5LjgwMTMzNV0gW0lHVF0gZ2VtX3RkcjogZXhpdGlu ZywgcmV0PTAKClRoYW5rcywKCi1NaWNoZWwKCgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9pbnRlbC1nZngK