From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 03/11] drm/i915/execlists: Pull submit after dequeue under timeline lock Date: Fri, 1 Jun 2018 15:02:38 +0100 Message-ID: <8ed79b89-38ec-2bd3-6ea4-9f97eec43625@linux.intel.com> References: <20180531185204.19520-1-chris@chris-wilson.co.uk> <20180531185204.19520-4-chris@chris-wilson.co.uk> 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 341126E6B3 for ; Fri, 1 Jun 2018 14:02:41 +0000 (UTC) In-Reply-To: <20180531185204.19520-4-chris@chris-wilson.co.uk> Content-Language: en-GB 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 Ck9uIDMxLzA1LzIwMTggMTk6NTEsIENocmlzIFdpbHNvbiB3cm90ZToKPiBJbiB0aGUgbmV4dCBw YXRjaCwgd2Ugd2lsbCBiZWdpbiBwcm9jZXNzaW5nIHRoZSBDU0IgZnJvbSBpbnNpZGUgdGhlCj4g aW50ZXJydXB0IGhhbmRsZXIuIFRoaXMgbWVhbnMgdGhhdCB1cGRhdGluZyB0aGUgZXhlY2xpc3Rz LT5wb3J0W10gd2lsbAoKVGhlIG1lc3NhZ2UgdGhhdCB3ZSB3aWxsIGJlIHByb2Nlc3NpbmcgQ1NC IGZyb20gaXJxIGhhbmRsZXIsIGhlcmUgYW5kIGluIApmb2xsb3dpbmcgcGF0Y2ggNS8xMSwgZG9l c24ndCBzZWVtIHRvIGJlIHRydWUuIFNvIHdoeSBpcyB0aGlzIG5lZWRlZD8gCldoeSBub3QganVz dCBkcm9wIHNvbWUgcGF0Y2hlcyBmcm9tIHRoZSBzZXJpZXM/CgpSZWdhcmRzLAoKVHZydGtvCgo+ IG5vIGxvbmdlciBiZSBsb2NrZWQgYnkgdGhlIHRhc2tsZXQgYnV0IGJ5IHRoZSBlbmdpbmUtPnRp bWVsaW5lLmxvY2sKPiBpbnN0ZWFkLiBQdWxsIGRlcXVldWUgYW5kIHN1Ym1pdCB1bmRlciB0aGUg c2FtZSBsb2NrIGZvciBwcm90ZWN0aW9uLgo+IChBbiBhbHRlcm5hdGl2ZSwgZnV0dXJlLCBwbGFu IGlzIHRvIGtlZXAgdGhlIGluL291dCBhcnJheXMgc2VwYXJhdGUgZm9yCj4gY29uY3VycmVudCBw cm9jZXNzaW5nIGFuZCByZWR1Y2VkIGxvY2sgY292ZXJhZ2UuKQo+IAo+IFNpZ25lZC1vZmYtYnk6 IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+IC0tLQo+ICAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfbHJjLmMgfCAzMiArKysrKysrKysrKystLS0tLS0tLS0tLS0t LS0tLS0tLQo+ICAgMSBmaWxlIGNoYW5nZWQsIDEyIGluc2VydGlvbnMoKyksIDIwIGRlbGV0aW9u cygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2xyYy5jCj4gaW5kZXggZTVjZjA0OWMxOGY4Li5k MjA3YTFiZjlkYzkgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfbHJj LmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYwo+IEBAIC01NjIsNyAr NTYyLDcgQEAgc3RhdGljIHZvaWQgY29tcGxldGVfcHJlZW1wdF9jb250ZXh0KHN0cnVjdCBpbnRl bF9lbmdpbmVfZXhlY2xpc3RzICpleGVjbGlzdHMpCj4gICAJZXhlY2xpc3RzX2NsZWFyX2FjdGl2 ZShleGVjbGlzdHMsIEVYRUNMSVNUU19BQ1RJVkVfUFJFRU1QVCk7Cj4gICB9Cj4gICAKPiAtc3Rh dGljIGJvb2wgX19leGVjbGlzdHNfZGVxdWV1ZShzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdp bmUpCj4gK3N0YXRpYyB2b2lkIF9fZXhlY2xpc3RzX2RlcXVldWUoc3RydWN0IGludGVsX2VuZ2lu ZV9jcyAqZW5naW5lKQo+ICAgewo+ICAgCXN0cnVjdCBpbnRlbF9lbmdpbmVfZXhlY2xpc3RzICog Y29uc3QgZXhlY2xpc3RzID0gJmVuZ2luZS0+ZXhlY2xpc3RzOwo+ICAgCXN0cnVjdCBleGVjbGlz dF9wb3J0ICpwb3J0ID0gZXhlY2xpc3RzLT5wb3J0Owo+IEBAIC02MTcsMTEgKzYxNywxMSBAQCBz dGF0aWMgYm9vbCBfX2V4ZWNsaXN0c19kZXF1ZXVlKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVu Z2luZSkKPiAgIAkJICogdGhlIEhXIHRvIGluZGljYXRlIHRoYXQgaXQgaGFzIGhhZCBhIGNoYW5j ZSB0byByZXNwb25kLgo+ICAgCQkgKi8KPiAgIAkJaWYgKCFleGVjbGlzdHNfaXNfYWN0aXZlKGV4 ZWNsaXN0cywgRVhFQ0xJU1RTX0FDVElWRV9IV0FDSykpCj4gLQkJCXJldHVybiBmYWxzZTsKPiAr CQkJcmV0dXJuOwo+ICAgCj4gICAJCWlmIChuZWVkX3ByZWVtcHQoZW5naW5lLCBsYXN0LCBleGVj bGlzdHMtPnF1ZXVlX3ByaW9yaXR5KSkgewo+ICAgCQkJaW5qZWN0X3ByZWVtcHRfY29udGV4dChl bmdpbmUpOwo+IC0JCQlyZXR1cm4gZmFsc2U7Cj4gKwkJCXJldHVybjsKPiAgIAkJfQo+ICAgCj4g ICAJCS8qCj4gQEAgLTY0Niw3ICs2NDYsNyBAQCBzdGF0aWMgYm9vbCBfX2V4ZWNsaXN0c19kZXF1 ZXVlKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSkKPiAgIAkJICogcHJpb3JpdGllcyBv ZiB0aGUgcG9ydHMgaGF2ZW4ndCBiZWVuIHN3aXRjaC4KPiAgIAkJICovCj4gICAJCWlmIChwb3J0 X2NvdW50KCZwb3J0WzFdKSkKPiAtCQkJcmV0dXJuIGZhbHNlOwo+ICsJCQlyZXR1cm47Cj4gICAK PiAgIAkJLyoKPiAgIAkJICogV2FJZGxlTGl0ZVJlc3RvcmU6YmR3LHNrbAo+IEBAIC03NDYsOCAr NzQ2LDEwIEBAIHN0YXRpYyBib29sIF9fZXhlY2xpc3RzX2RlcXVldWUoc3RydWN0IGludGVsX2Vu Z2luZV9jcyAqZW5naW5lKQo+ICAgCQlwb3J0ICE9IGV4ZWNsaXN0cy0+cG9ydCA/IHJxX3ByaW8o bGFzdCkgOiBJTlRfTUlOOwo+ICAgCj4gICAJZXhlY2xpc3RzLT5maXJzdCA9IHJiOwo+IC0JaWYg KHN1Ym1pdCkKPiArCWlmIChzdWJtaXQpIHsKPiAgIAkJcG9ydF9hc3NpZ24ocG9ydCwgbGFzdCk7 Cj4gKwkJZXhlY2xpc3RzX3N1Ym1pdF9wb3J0cyhlbmdpbmUpOwo+ICsJfQo+ICAgCj4gICAJLyog V2UgbXVzdCBhbHdheXMga2VlcCB0aGUgYmVhc3QgZmVkIGlmIHdlIGhhdmUgd29yayBwaWxlZCB1 cCAqLwo+ICAgCUdFTV9CVUdfT04oZXhlY2xpc3RzLT5maXJzdCAmJiAhcG9ydF9pc3NldChleGVj bGlzdHMtPnBvcnQpKTsKPiBAQCAtNzU2LDI0ICs3NTgsMTkgQEAgc3RhdGljIGJvb2wgX19leGVj bGlzdHNfZGVxdWV1ZShzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmUpCj4gICAJaWYgKGxh c3QpCj4gICAJCWV4ZWNsaXN0c191c2VyX2JlZ2luKGV4ZWNsaXN0cywgZXhlY2xpc3RzLT5wb3J0 KTsKPiAgIAo+IC0JcmV0dXJuIHN1Ym1pdDsKPiArCS8qIElmIHRoZSBlbmdpbmUgaXMgbm93IGlk bGUsIHNvIHNob3VsZCBiZSB0aGUgZmxhZzsgYW5kIHZpY2UgdmVyc2EuICovCj4gKwlHRU1fQlVH X09OKGV4ZWNsaXN0c19pc19hY3RpdmUoJmVuZ2luZS0+ZXhlY2xpc3RzLAo+ICsJCQkJICAgICAg IEVYRUNMSVNUU19BQ1RJVkVfVVNFUikgPT0KPiArCQkgICAhcG9ydF9pc3NldChlbmdpbmUtPmV4 ZWNsaXN0cy5wb3J0KSk7Cj4gICB9Cj4gICAKPiAgIHN0YXRpYyB2b2lkIGV4ZWNsaXN0c19kZXF1 ZXVlKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSkKPiAgIHsKPiAtCXN0cnVjdCBpbnRl bF9lbmdpbmVfZXhlY2xpc3RzICogY29uc3QgZXhlY2xpc3RzID0gJmVuZ2luZS0+ZXhlY2xpc3Rz Owo+ICAgCXVuc2lnbmVkIGxvbmcgZmxhZ3M7Cj4gLQlib29sIHN1Ym1pdDsKPiAgIAo+ICAgCXNw aW5fbG9ja19pcnFzYXZlKCZlbmdpbmUtPnRpbWVsaW5lLmxvY2ssIGZsYWdzKTsKPiAtCXN1Ym1p dCA9IF9fZXhlY2xpc3RzX2RlcXVldWUoZW5naW5lKTsKPiArCV9fZXhlY2xpc3RzX2RlcXVldWUo ZW5naW5lKTsKPiAgIAlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZlbmdpbmUtPnRpbWVsaW5lLmxv Y2ssIGZsYWdzKTsKPiAtCj4gLQlpZiAoc3VibWl0KQo+IC0JCWV4ZWNsaXN0c19zdWJtaXRfcG9y dHMoZW5naW5lKTsKPiAtCj4gLQlHRU1fQlVHX09OKHBvcnRfaXNzZXQoZXhlY2xpc3RzLT5wb3J0 KSAmJgo+IC0JCSAgICFleGVjbGlzdHNfaXNfYWN0aXZlKGV4ZWNsaXN0cywgRVhFQ0xJU1RTX0FD VElWRV9VU0VSKSk7Cj4gICB9Cj4gICAKPiAgIHZvaWQKPiBAQCAtMTE1NiwxMSArMTE1Myw2IEBA IHN0YXRpYyB2b2lkIGV4ZWNsaXN0c19zdWJtaXNzaW9uX3Rhc2tsZXQodW5zaWduZWQgbG9uZyBk YXRhKQo+ICAgCj4gICAJaWYgKCFleGVjbGlzdHNfaXNfYWN0aXZlKCZlbmdpbmUtPmV4ZWNsaXN0 cywgRVhFQ0xJU1RTX0FDVElWRV9QUkVFTVBUKSkKPiAgIAkJZXhlY2xpc3RzX2RlcXVldWUoZW5n aW5lKTsKPiAtCj4gLQkvKiBJZiB0aGUgZW5naW5lIGlzIG5vdyBpZGxlLCBzbyBzaG91bGQgYmUg dGhlIGZsYWc7IGFuZCB2aWNlIHZlcnNhLiAqLwo+IC0JR0VNX0JVR19PTihleGVjbGlzdHNfaXNf YWN0aXZlKCZlbmdpbmUtPmV4ZWNsaXN0cywKPiAtCQkJCSAgICAgICBFWEVDTElTVFNfQUNUSVZF X1VTRVIpID09Cj4gLQkJICAgIXBvcnRfaXNzZXQoZW5naW5lLT5leGVjbGlzdHMucG9ydCkpOwo+ ICAgfQo+ICAgCj4gICBzdGF0aWMgdm9pZCBxdWV1ZV9yZXF1ZXN0KHN0cnVjdCBpbnRlbF9lbmdp bmVfY3MgKmVuZ2luZSwKPiAKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==