From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Brodkin Date: Tue, 05 Jun 2018 10:08:02 +0000 Subject: Re: [PATCH 08/21] udl-kms: avoid prefetch Message-Id: List-Id: References: <20180603144053.875668929@twibright.com> <20180603144221.959741603@twibright.com> In-Reply-To: <20180603144221.959741603@twibright.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "mpatocka@redhat.com" Cc: "linux-fbdev@vger.kernel.org" , "ladis@linux-mips.org" , "b.zolnierkie@samsung.com" , "bernie@plugable.com" , "dri-devel@lists.freedesktop.org" , "airlied@redhat.com" SGkgTWlrdWxhcywNCg0KT24gU3VuLCAyMDE4LTA2LTAzIGF0IDE2OjQxICswMjAwLCBNaWt1bGFz IFBhdG9ja2Egd3JvdGU6DQo+IE1vZGVybiBwcm9jZXNzb3JzIGNhbiBkZXRlY3QgbGluZWFyIG1l bW9yeSBhY2Nlc3NlcyBhbmQgcHJlZmV0Y2ggZGF0YQ0KPiBhdXRvbWF0aWNhbGx5LCBzbyB0aGVy ZSdzIG5vIG5lZWQgdG8gdXNlIHByZWZldGNoLg0KDQpOb3QgZWFjaCBhbmQgZXZlcnkgQ1BVIHRo YXQncyBjYXBhYmxlIG9mIHJ1bm5pbmcgTGludXggaGFzIHByZWZldGNoDQpmdW5jdGlvbmFsaXR5 IDopDQoNClN0aWxsIHJlYWQtb24uLi4NCg0KPiBTaWduZWQtb2ZmLWJ5OiBNaWt1bGFzIFBhdG9j a2EgPG1wYXRvY2thQHJlZGhhdC5jb20+DQo+IA0KPiAtLS0NCj4gIGRyaXZlcnMvZ3B1L2RybS91 ZGwvdWRsX3RyYW5zZmVyLmMgfCAgICA3IC0tLS0tLS0NCj4gIDEgZmlsZSBjaGFuZ2VkLCA3IGRl bGV0aW9ucygtKQ0KPiANCj4gSW5kZXg6IGxpbnV4LTQuMTYuMTIvZHJpdmVycy9ncHUvZHJtL3Vk bC91ZGxfdHJhbnNmZXIuYw0KPiA9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09DQo+IC0tLSBsaW51eC00LjE2LjEyLm9yaWcv ZHJpdmVycy9ncHUvZHJtL3VkbC91ZGxfdHJhbnNmZXIuYwkyMDE4LTA1LTMxIDE0OjQ4OjEyLjAw MDAwMDAwMCArMDIwMA0KPiArKysgbGludXgtNC4xNi4xMi9kcml2ZXJzL2dwdS9kcm0vdWRsL3Vk bF90cmFuc2Zlci5jCTIwMTgtMDUtMzEgMTQ6NDg6MTIuMDAwMDAwMDAwICswMjAwDQo+IEBAIC0x Myw3ICsxMyw2IEBADQo+ICAjaW5jbHVkZSA8bGludXgvbW9kdWxlLmg+DQo+ICAjaW5jbHVkZSA8 bGludXgvc2xhYi5oPg0KPiAgI2luY2x1ZGUgPGxpbnV4L2ZiLmg+DQo+IC0jaW5jbHVkZSA8bGlu dXgvcHJlZmV0Y2guaD4NCj4gICNpbmNsdWRlIDxhc20vdW5hbGlnbmVkLmg+DQo+ICANCj4gICNp bmNsdWRlIDxkcm0vZHJtUC5oPg0KPiBAQCAtNTEsOSArNTAsNiBAQCBzdGF0aWMgaW50IHVkbF90 cmltX2hsaW5lKGNvbnN0IHU4ICpiYmFjDQo+ICAJaW50IHN0YXJ0ID0gd2lkdGg7DQo+ICAJaW50 IGVuZCA9IHdpZHRoOw0KPiAgDQo+IC0JcHJlZmV0Y2goKHZvaWQgKikgZnJvbnQpOw0KPiAtCXBy ZWZldGNoKCh2b2lkICopIGJhY2spOw0KDQpBRkFJSyBwcmVmZXRjaGVyIGZldGNoZXMgbmV3IGRh dGEgYWNjb3JkaW5nIHRvIGEga25vd24gaGlzdG9yeS4uLiBpLmUuIGJhc2VkIG9uIHByZXZpb3Vz bHkNCnVzZWQgcGF0dGVybiB3ZSdsbCB0cnlpbmcgdG8gZ2V0IHRoZSBuZXh0IGJhdGNoIG9mIGRh dGEuDQoNCkJ1dCB0aGUgY29kZSBhYm92ZSBpcyBpbiB0aGUgdmVyeSBiZWdpbm5pbmcgb2YgdGhl IGRhdGEgcHJvY2Vzc2luZyByb3V0aW5lIHdoZXJlDQpwcmVmZXRjaGVyIGRvZXNuJ3QgeWV0IGhh dmUgYW55IGhpc3RvcnkgdG8ga25vdyB3aGF0IGFuZCB3aGVyZSB0byBwcmVmZXRjaC4NCg0KU28g SSdkIHNheSB0aGlzIHBhcnRpY3VsYXIgdXNhZ2UgaXMgZ29vZC4NCkF0IGxlYXN0IHRob3NlIHBy ZWZldGNoZXMgc2hvdWxkbid0IGh1cnQgYmVjYXVzZSB0eXBpY2FsbHkgaXQNCndvdWxkIGJlIGp1 c3QgMSBpbnN0cnVjdGlvbiBpZiB0aG9zZSBleGlzdCBvciBub3RoaW5nIGlmIENQVS9jb21waWxl ciBkb2Vzbid0DQpzdXBwb3J0IGl0Lg0KDQo+ICAJZm9yIChqID0gMDsgaiA8IHdpZHRoOyBqKysp IHsNCj4gIAkJaWYgKGJhY2tbal0gIT0gZnJvbnRbal0pIHsNCj4gIAkJCXN0YXJ0ID0gajsNCj4g QEAgLTE0MCw4ICsxMzYsNiBAQCBzdGF0aWMgdm9pZCB1ZGxfY29tcHJlc3NfaGxpbmUxNigNCj4g IAkJY29uc3QgdTggKmNtZF9waXhlbF9zdGFydCwgKmNtZF9waXhlbF9lbmQgPSBOVUxMOw0KPiAg CQl1aW50MTZfdCBwaXhlbF92YWwxNjsNCj4gIA0KPiAtCQlwcmVmZXRjaHcoKHZvaWQgKikgY21k KTsgLyogcHVsbCBpbiBvbmUgY2FjaGUgbGluZSBhdCBsZWFzdCAqLw0KPiAtDQoNClByZXR0eSBt dWNoIHRoZSBzYW1lIGlzIGhlcmUuIE9idmlvdXNseSBvbiB0aGUgZmlyc3QgaXRlcmF0aW9uIHBy ZWZldGNoZXIgZG9zbid0DQprbm93IHdoZXJlIHRvIGdldCAiY21kIi4gT24gdGhlIG5leHQgaXRl cmF0aW9ucyBpdCBtaWdodCBiZSBiZXR0ZXIgYnV0IGdpdmVuIGFtb3VudA0Kb2Ygb3BlcmF0aW9u IGhhcHBlbnMgZnVydGhlciBpbiB0aGUgY3ljbGUgKGFuZCBpbiBpbm5lciBjeWNsZXMpIEkgd29u J3QgYmUgY29tcGxldGVseQ0Kc3VyZSB0aGF0IGVhY2ggYW5kIGV2ZXJ5IHByZWZldGNoZXIgd2ls bCBzdGlsbCBrZWVwIHRyYWNrIG9mICJjbWQiLg0KDQo+ICAJCSpjbWQrKyA9IDB4YWY7DQo+ICAJ CSpjbWQrKyA9IDB4NmI7DQo+ICAJCSpjbWQrKyA9ICh1aW50OF90KSAoKGRldl9hZGRyID4+IDE2 KSAmIDB4RkYpOw0KPiBAQCAtMTU4LDcgKzE1Miw2IEBAIHN0YXRpYyB2b2lkIHVkbF9jb21wcmVz c19obGluZTE2KA0KPiAgCQkJCQkodW5zaWduZWQgbG9uZykocGl4ZWxfZW5kIC0gcGl4ZWwpID4+ IGxvZ19icHAsDQo+ICAJCQkJCSh1bnNpZ25lZCBsb25nKShjbWRfYnVmZmVyX2VuZCAtIDEgLSBj bWQpIC8gMikgPDwgbG9nX2JwcCk7DQo+ICANCj4gLQkJcHJlZmV0Y2hfcmFuZ2UoKHZvaWQgKikg cGl4ZWwsIGNtZF9waXhlbF9lbmQgLSBwaXhlbCk7DQoNCkFnYWluIEknbSBub3Qgc3VyZSB3aGF0 IHdlIGdhaW4gcmVtb3ZpbmcgdGhhdCBjb2RlIGluIGNvbXBhcmlzb24gb2YgcG9zc2libGUNCnBl cmZvcm1hbmNlIGRlZ3JhZGF0aW9uIG9uIHNpbXBsZXIgQ1BVcy4NCg0KQW5kIGVzc2VudGlhbGx5 IGFsbCB0aGUgc2FtZSBpcyBhcHBsaWNhYmxlIHRvIFVETEZCIHBhdGNoLg0KDQotQWxleGV5