From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Deucher, Alexander" Subject: RE: [PATCH xf86-video-amdgpu] Use a timer for unreferencing the all-black FB Date: Wed, 30 Aug 2017 15:14:40 +0000 Message-ID: References: <20170830082431.20475-1-michel@daenzer.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170830082431.20475-1-michel-otUistvHUpPR7s880joybQ@public.gmane.org> Content-Language: en-US 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: =?utf-8?B?J01pY2hlbCBEw6RuemVyJw==?= , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBhbWQtZ2Z4IFttYWlsdG86YW1k LWdmeC1ib3VuY2VzQGxpc3RzLmZyZWVkZXNrdG9wLm9yZ10gT24gQmVoYWxmDQo+IE9mIE1pY2hl bCBEw6RuemVyDQo+IFNlbnQ6IFdlZG5lc2RheSwgQXVndXN0IDMwLCAyMDE3IDQ6MjUgQU0NCj4g VG86IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnDQo+IFN1YmplY3Q6IFtQQVRDSCB4Zjg2 LXZpZGVvLWFtZGdwdV0gVXNlIGEgdGltZXIgZm9yIHVucmVmZXJlbmNpbmcgdGhlIGFsbC0NCj4g YmxhY2sgRkINCj4gDQo+IEZyb206IE1pY2hlbCBEw6RuemVyIDxtaWNoZWwuZGFlbnplckBhbWQu Y29tPg0KPiANCj4gVGhlIHRpbWVyIGZpcmVzIDEgc2Vjb25kIGFmdGVyIExlYXZlVlQuIFRoaXMg Z2l2ZXMgdGhlIG5leHQgRFJNIG1hc3Rlcg0KPiBlbm91Z2ggdGltZSB0byBzZXQgdXAgc2Nhbm91 dCBvZiBpdHMgb3duIGJ1ZmZlcnMuDQo+IA0KPiBGaXhlcyBwcm9sb25nZWQgaW50ZXJtaXR0ZW50 IGJsYWNrIHNjcmVlbiB3aGVuIHN3aXRjaGluZyBmcm9tIFhvcmcgdG8NCj4gZS5nLiB0aGUgR0RN IFdheWxhbmQgbW9kZSBsb2dpbiBWVC4NCj4gDQo+IEZpeGVzOiBjMTZmZjQyZjkyN2QgKCJNYWtl IGFsbCBhY3RpdmUgQ1JUQ3Mgc2NhbiBvdXQgYW4gYWxsLWJsYWNrDQo+ICAgICAgICAgICAgICAg ICAgICAgICBmcmFtZWJ1ZmZlciBpbiBMZWF2ZVZUIikNCj4gKFBvcnRlZCBmcm9tIHJhZGVvbiBj b21taXQgOWQ5YzU2NWM4NDYwMWY0YzZjNzNhZDc2OWY4NjQ5MTA4ODY4M2Y3YSkNCj4gDQo+IFNp Z25lZC1vZmYtYnk6IE1pY2hlbCBEw6RuemVyIDxtaWNoZWwuZGFlbnplckBhbWQuY29tPg0KDQpS ZXZpZXdlZC1ieTogQWxleCBEZXVjaGVyIDxhbGV4YW5kZXIuZGV1Y2hlckBhbWQuY29tPg0KDQo+ IC0tLQ0KPiAgc3JjL2FtZGdwdV9rbXMuYyB8IDQyICsrKysrKysrKysrKysrKysrKysrKysrKysr Ky0tLS0tLS0tLS0tLS0tLQ0KPiAgMSBmaWxlIGNoYW5nZWQsIDI3IGluc2VydGlvbnMoKyksIDE1 IGRlbGV0aW9ucygtKQ0KPiANCj4gZGlmZiAtLWdpdCBhL3NyYy9hbWRncHVfa21zLmMgYi9zcmMv YW1kZ3B1X2ttcy5jDQo+IGluZGV4IGMzNjEzZWI4ZC4uZDgyZWFkMmFjIDEwMDY0NA0KPiAtLS0g YS9zcmMvYW1kZ3B1X2ttcy5jDQo+ICsrKyBiL3NyYy9hbWRncHVfa21zLmMNCj4gQEAgLTEwNDQs NyArMTA0NCw2IEBAIHN0YXRpYyB2b2lkDQo+IEFNREdQVUJsb2NrSGFuZGxlcl9LTVMoQkxPQ0tI QU5ETEVSX0FSR1NfREVDTCkNCj4gIHsNCj4gIAlTQ1JFRU5fUFRSKGFyZyk7DQo+ICAJU2Nybklu Zm9QdHIgcFNjcm4gPSB4Zjg2U2NyZWVuVG9TY3JuKHBTY3JlZW4pOw0KPiAtCUFNREdQVUVudFB0 ciBwQU1ER1BVRW50ID0gQU1ER1BVRW50UHJpdihwU2Nybik7DQo+ICAJQU1ER1BVSW5mb1B0ciBp bmZvID0gQU1ER1BVUFRSKHBTY3JuKTsNCj4gIAl4Zjg2Q3J0Y0NvbmZpZ1B0ciB4Zjg2X2NvbmZp ZyA9IFhGODZfQ1JUQ19DT05GSUdfUFRSKHBTY3JuKTsNCj4gIAlpbnQgYzsNCj4gQEAgLTEwNTMs MjEgKzEwNTIsOCBAQCBzdGF0aWMgdm9pZA0KPiBBTURHUFVCbG9ja0hhbmRsZXJfS01TKEJMT0NL SEFORExFUl9BUkdTX0RFQ0wpDQo+ICAJKCpwU2NyZWVuLT5CbG9ja0hhbmRsZXIpIChCTE9DS0hB TkRMRVJfQVJHUyk7DQo+ICAJcFNjcmVlbi0+QmxvY2tIYW5kbGVyID0gQU1ER1BVQmxvY2tIYW5k bGVyX0tNUzsNCj4gDQo+IC0JaWYgKCF4Zjg2U2NyZWVuVG9TY3JuKGFtZGdwdV9tYXN0ZXJfc2Ny ZWVuKHBTY3JlZW4pKS0+dnRTZW1hKSB7DQo+IC0JCS8qIFVucmVmZXJlbmNlIHRoZSBhbGwtYmxh Y2sgRkIgY3JlYXRlZCBieQ0KPiBBTURHUFVMZWF2ZVZUX0tNUy4gQWZ0ZXINCj4gLQkJICogdGhp cywgdGhlcmUgc2hvdWxkIGJlIG5vIEZCIGxlZnQgY3JlYXRlZCBieSB0aGlzIGRyaXZlci4NCj4g LQkJICovDQo+IC0NCj4gLQkJZm9yIChjID0gMDsgYyA8IHhmODZfY29uZmlnLT5udW1fY3J0Yzsg YysrKSB7DQo+IC0JCQlkcm1tb2RlX2NydGNfcHJpdmF0ZV9wdHIgZHJtbW9kZV9jcnRjID0NCj4g LQkJCQl4Zjg2X2NvbmZpZy0+Y3J0Y1tjXS0+ZHJpdmVyX3ByaXZhdGU7DQo+IC0NCj4gLQkJCWRy bW1vZGVfZmJfcmVmZXJlbmNlKHBBTURHUFVFbnQtPmZkLA0KPiAmZHJtbW9kZV9jcnRjLT5mYiwN Cj4gLQkJCQkJICAgICBOVUxMKTsNCj4gLQkJfQ0KPiAtDQo+ICsJaWYgKCF4Zjg2U2NyZWVuVG9T Y3JuKGFtZGdwdV9tYXN0ZXJfc2NyZWVuKHBTY3JlZW4pKS0+dnRTZW1hKQ0KPiAgCQlyZXR1cm47 DQo+IC0JfQ0KPiANCj4gIAlpZiAoIWFtZGdwdV9pc19ncHVfc2NyZWVuKHBTY3JlZW4pKQ0KPiAg CXsNCj4gQEAgLTE2MjksNiArMTYxNSwzMCBAQCBzdGF0aWMgdm9pZA0KPiBhbWRncHVfZHJvcF9k cm1fbWFzdGVyKFNjcm5JbmZvUHRyIHBTY3JuKQ0KPiAgfQ0KPiANCj4gDQo+ICtzdGF0aWMNCj4g K0NBUkQzMiBjbGVhbnVwX2JsYWNrX2ZiKE9zVGltZXJQdHIgdGltZXIsIENBUkQzMiBub3csIHBv aW50ZXIgZGF0YSkNCj4gK3sNCj4gKwlTY3JlZW5QdHIgc2NyZWVuID0gZGF0YTsNCj4gKwlTY3Ju SW5mb1B0ciBzY3JuID0geGY4NlNjcmVlblRvU2NybihzY3JlZW4pOw0KPiArCUFNREdQVUVudFB0 ciBwQU1ER1BVRW50ID0gQU1ER1BVRW50UHJpdihzY3JuKTsNCj4gKwl4Zjg2Q3J0Y0NvbmZpZ1B0 ciB4Zjg2X2NvbmZpZyA9IFhGODZfQ1JUQ19DT05GSUdfUFRSKHNjcm4pOw0KPiArCWludCBjOw0K PiArDQo+ICsJaWYgKHhmODZTY3JlZW5Ub1Njcm4oYW1kZ3B1X21hc3Rlcl9zY3JlZW4oc2NyZWVu KSktPnZ0U2VtYSkNCj4gKwkJcmV0dXJuIDA7DQo+ICsNCj4gKwkvKiBVbnJlZmVyZW5jZSB0aGUg YWxsLWJsYWNrIEZCIGNyZWF0ZWQgYnkgQU1ER1BVTGVhdmVWVF9LTVMuDQo+IEFmdGVyDQo+ICsJ ICogdGhpcywgdGhlcmUgc2hvdWxkIGJlIG5vIEZCIGxlZnQgY3JlYXRlZCBieSB0aGlzIGRyaXZl ci4NCj4gKwkgKi8NCj4gKwlmb3IgKGMgPSAwOyBjIDwgeGY4Nl9jb25maWctPm51bV9jcnRjOyBj KyspIHsNCj4gKwkJZHJtbW9kZV9jcnRjX3ByaXZhdGVfcHRyIGRybW1vZGVfY3J0YyA9DQo+ICsJ CQl4Zjg2X2NvbmZpZy0+Y3J0Y1tjXS0+ZHJpdmVyX3ByaXZhdGU7DQo+ICsNCj4gKwkJZHJtbW9k ZV9mYl9yZWZlcmVuY2UocEFNREdQVUVudC0+ZmQsDQo+ICZkcm1tb2RlX2NydGMtPmZiLCBOVUxM KTsNCj4gKwl9DQo+ICsNCj4gKwlyZXR1cm4gMDsNCj4gK30NCj4gDQo+ICBzdGF0aWMgQm9vbCBB TURHUFVTYXZlU2NyZWVuX0tNUyhTY3JlZW5QdHIgcFNjcmVlbiwgaW50IG1vZGUpDQo+ICB7DQo+ IEBAIC0yMDYxLDYgKzIwNzEsOCBAQCB2b2lkDQo+IEFNREdQVUxlYXZlVlRfS01TKFZUX0ZVTkNf QVJHU19ERUNMKQ0KPiAgCX0NCj4gIAlwaXhtYXBfdW5yZWZfZmIocFNjcmVlbi0+R2V0U2NyZWVu UGl4bWFwKHBTY3JlZW4pLCBOb25lLA0KPiBwQU1ER1BVRW50KTsNCj4gDQo+ICsJVGltZXJTZXQo TlVMTCwgMCwgMTAwMCwgY2xlYW51cF9ibGFja19mYiwgcFNjcmVlbik7DQo+ICsNCj4gIAl4Zjg2 X2hpZGVfY3Vyc29ycyhwU2Nybik7DQo+IA0KPiAgCWFtZGdwdV9kcm9wX2RybV9tYXN0ZXIocFNj cm4pOw0KPiAtLQ0KPiAyLjE0LjENCj4gDQo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fDQo+IGFtZC1nZnggbWFpbGluZyBsaXN0DQo+IGFtZC1nZnhAbGlz dHMuZnJlZWRlc2t0b3Aub3JnDQo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vYW1kLWdmeA0KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQt Z2Z4Cg==