From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Unconditionally flush any chipset buffers before execbuf Date: Tue, 16 Aug 2016 17:01:51 +0300 Message-ID: <87k2fgolrk.fsf@gaia.fi.intel.com> References: <1471349672-9645-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id A80066E399 for ; Tue, 16 Aug 2016 14:02:49 +0000 (UTC) In-Reply-To: <1471349672-9645-1-git-send-email-chris@chris-wilson.co.uk> 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 Cc: Daniel Vetter , Akash Goel , stable@vger.kernel.org List-Id: intel-gfx@lists.freedesktop.org Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gSWYgdXNl cnNwYWNlIGlzIGFzeW5jaHJvbm91c2x5IHN0cmVhbWluZyBpbnRvIHRoZSBiYXRjaCBvciBvdGhl cgo+IGV4ZWNvYmplY3RzLCB3ZSBtYXkgbm90IGZsdXNoIHRob3NlIHdyaXRlcyBhbG9uZyB3aXRo IGEgY2hhbmdlIGluIGNhY2hlCj4gZG9tYWluIChhcyB0aGVyZSBpcyBubyBjaGFuZ2UpLiBUaGVy ZWZvcmUgdGhvc2Ugd3JpdGVzIG1heSBlbmQgdXAgaW4KPiBpbnRlcm5hbCBjaGlwc2V0IGJ1ZmZl cnMgYW5kIG5vdCB2aXNpYmxlIHRvIHRoZSBHUFUgdXBvbiBleGVjdXRpb24uIFdlCj4gbXVzdCBp c3N1ZSBhIGZsdXNoIGNvbW1hbmQgb3Igb3RoZXJ3aXNlIHdlIGVuY291bnRlciBpbmNvaGVyZW5j eSBpbiB0aGUKPiBiYXRjaGJ1ZmZlcnMgYW5kIHRoZSBHUFUgZXhlY3V0aW5nIGludmFsaWQgY29t bWFuZHMgKGkuZS4gaGFuZ2luZykgcXVpdGUKPiByZWd1bGFybHkuCj4KPiBCdWd6aWxsYTogaHR0 cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTA4NDEKPiBGaXhlczog MTgxNmY5MjM2MzAzICgiZHJtL2k5MTU6IFN1cHBvcnQgY3JlYXRpb24gb2YgdW5ib3VuZCB3YyB1 c2VyLi4uIikKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNv bi5jby51az4KPiBDYzogQWthc2ggR29lbCA8YWthc2guZ29lbEBpbnRlbC5jb20+Cj4gQ2M6IERh bmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+Cj4gQ2M6IFR2cnRrbyBVcnN1bGlu IDx0dnJ0a28udXJzdWxpbkBsaW51eC5pbnRlbC5jb20+Cj4gVGVzdGVkLWJ5OiBNYXR0aSBIw6Rt w6Rsw6RpbmVuIDxjY3JAdG5zcC5vcmc+Cj4gQ2M6IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcKPiAt LS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZXhlY2J1ZmZlci5jIHwgMTAgKysr LS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgMyBpbnNlcnRpb25zKCspLCA3IGRlbGV0aW9ucygt KQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2V4ZWNidWZm ZXIuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2V4ZWNidWZmZXIuYwo+IGluZGV4 IDY5OTMxNTMwNDc0OC4uNzU5NTdhZWY2MjE5IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZ2VtX2V4ZWNidWZmZXIuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZ2VtX2V4ZWNidWZmZXIuYwo+IEBAIC0xMDE2LDcgKzEwMTYsNiBAQCBpOTE1X2dlbV9l eGVjYnVmZmVyX21vdmVfdG9fZ3B1KHN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVzdCAqcmVxLAo+ ICAJY29uc3QgdW5zaWduZWQgaW50IG90aGVyX3JpbmdzID0gZWJfb3RoZXJfZW5naW5lcyhyZXEp Owo+ICAJc3RydWN0IGk5MTVfdm1hICp2bWE7Cj4gIAl1aW50MzJfdCBmbHVzaF9kb21haW5zID0g MDsKCllvdSBkb24ndCBuZWVkIGZsdXNoX2RvbWFpbnMsIHdpdGggdGhpcyB2ZXJzaW9uLgoKPiAt CWJvb2wgZmx1c2hfY2hpcHNldCA9IGZhbHNlOwo+ICAJaW50IHJldDsKPiAgCj4gIAlsaXN0X2Zv cl9lYWNoX2VudHJ5KHZtYSwgdm1hcywgZXhlY19saXN0KSB7Cj4gQEAgLTEwMjksMTYgKzEwMjgs MTMgQEAgaTkxNV9nZW1fZXhlY2J1ZmZlcl9tb3ZlX3RvX2dwdShzdHJ1Y3QgZHJtX2k5MTVfZ2Vt X3JlcXVlc3QgKnJlcSwKPiAgCQl9Cj4gIAo+ICAJCWlmIChvYmotPmJhc2Uud3JpdGVfZG9tYWlu ICYgSTkxNV9HRU1fRE9NQUlOX0NQVSkKPiAtCQkJZmx1c2hfY2hpcHNldCB8PSBpOTE1X2dlbV9j bGZsdXNoX29iamVjdChvYmosIGZhbHNlKTsKPiArCQkJaTkxNV9nZW1fY2xmbHVzaF9vYmplY3Qo b2JqLCBmYWxzZSk7Cj4gIAo+ICAJCWZsdXNoX2RvbWFpbnMgfD0gb2JqLT5iYXNlLndyaXRlX2Rv bWFpbjsKPiAgCX0KPiAgCj4gLQlpZiAoZmx1c2hfY2hpcHNldCkKPiAtCQlpOTE1X2dlbV9jaGlw c2V0X2ZsdXNoKHJlcS0+ZW5naW5lLT5pOTE1KTsKPiAtCj4gLQlpZiAoZmx1c2hfZG9tYWlucyAm IEk5MTVfR0VNX0RPTUFJTl9HVFQpCj4gLQkJd21iKCk7Cj4gKwkvKiBVbmNvbmRpdGlvbmFsbHkg Zmx1c2ggYW55IGNoaXBzZXQgY2FjaGVzIChmb3Igc3RyZWFtaW5nIHdyaXRlcykuICovCj4gKwlp OTE1X2dlbV9jaGlwc2V0X2ZsdXNoKHJlcS0+ZW5naW5lLT5pOTE1KTsKPiAgCj4gIAkvKiBVbmNv bmRpdGlvbmFsbHkgaW52YWxpZGF0ZSBHUFUgY2FjaGVzIGFuZCBUTEJzLiAqLwo+ICAJcmV0dXJu IHJlcS0+ZW5naW5lLT5lbWl0X2ZsdXNoKHJlcSwgRU1JVF9JTlZBTElEQVRFKTsKPiAtLSAKPiAy LjguMQo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K PiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y Zwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwt Z2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=