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Wed, 28 Apr 2021 11:07:11 +0200 (CEST) Received: from localhost ([::1]) by thor with esmtp (Exim 4.94) (envelope-from ) id 1lbgA1-001JU0-UY; Wed, 28 Apr 2021 11:07:09 +0200 To: =?UTF-8?Q?Christian_K=c3=b6nig?= , =?UTF-8?B?TWFyZWsgT2zFocOhaw==?= , Dave Airlie References: <153487a3-082b-faf7-2a4d-ae15993b2a5d@gmail.com> From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Subject: Re: [Mesa-dev] [RFC] Linux Graphics Next: Explicit fences everywhere and no BO fences - initial proposal Message-ID: Date: Wed, 28 Apr 2021 11:07:09 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <153487a3-082b-faf7-2a4d-ae15993b2a5d@gmail.com> Content-Language: en-CA X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ML Mesa-dev , dri-devel Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gMjAyMS0wNC0yOCA4OjU5IGEubS4sIENocmlzdGlhbiBLw7ZuaWcgd3JvdGU6Cj4gSGkgRGF2 ZSwKPiAKPiBBbSAyNy4wNC4yMSB1bSAyMToyMyBzY2hyaWViIE1hcmVrIE9sxaHDoWs6Cj4+IFN1 cHBvcnRpbmcgaW50ZXJvcCB3aXRoIGFueSBkZXZpY2UgaXMgYWx3YXlzIHBvc3NpYmxlLiBJdCBk ZXBlbmRzIG9uIHdoaWNoIGRyaXZlcnMgd2UgbmVlZCB0byBpbnRlcm9wZXJhdGUgd2l0aCBhbmQg dXBkYXRlIHRoZW0uIFdlJ3ZlIGFscmVhZHkgZm91bmQgdGhlIHBhdGggZm9yd2FyZCBmb3IgYW1k Z3B1LiBXZSBqdXN0IG5lZWQgdG8gZmluZCBvdXQgaG93IG1hbnkgb3RoZXIgZHJpdmVycyBuZWVk IHRvIGJlIHVwZGF0ZWQgYW5kIGV2YWx1YXRlIHRoZSBjb3N0L2JlbmVmaXQgYXNwZWN0Lgo+Pgo+ PiBNYXJlawo+Pgo+PiBPbiBUdWUsIEFwciAyNywgMjAyMSBhdCAyOjM4IFBNIERhdmUgQWlybGll IDxhaXJsaWVkQGdtYWlsLmNvbSA8bWFpbHRvOmFpcmxpZWRAZ21haWwuY29tPj4gd3JvdGU6Cj4+ Cj4+ICAgICBPbiBUdWUsIDI3IEFwciAyMDIxIGF0IDIyOjA2LCBDaHJpc3RpYW4gS8O2bmlnCj4+ ICAgICA8Y2tvZW5pZy5sZWljaHR6dW1lcmtlbkBnbWFpbC5jb20gPG1haWx0bzpja29lbmlnLmxl aWNodHp1bWVya2VuQGdtYWlsLmNvbT4+IHdyb3RlOgo+PiAgICAgPgo+PiAgICAgPiBDb3JyZWN0 LCB3ZSB3b3VsZG4ndCBoYXZlIHN5bmNocm9uaXphdGlvbiBiZXR3ZWVuIGRldmljZSB3aXRoIGFu ZCB3aXRob3V0IHVzZXIgcXVldWVzIGFueSBtb3JlLgo+PiAgICAgPgo+PiAgICAgPiBUaGF0IGNv dWxkIG9ubHkgYmUgYSBwcm9ibGVtIGZvciBBK0kgTGFwdG9wcy4KPj4KPj4gICAgIFNpbmNlIEkg dGhpbmsgeW91IG1lbnRpb25lZCB5b3UnZCBvbmx5IGJlIGVuYWJsaW5nIHRoaXMgb24gbmV3ZXIK Pj4gICAgIGNoaXBzZXRzLCB3b24ndCBpdCBiZSBhIHByb2JsZW0gZm9yIEErQSB3aGVyZSBvbmUg QSBpcyBhIGdlbmVyYXRpb24KPj4gICAgIGJlaGluZCB0aGUgb3RoZXI/Cj4+Cj4gCj4gQ3JhcCwg dGhhdCBpcyBhIGdvb2QgcG9pbnQgYXMgd2VsbC4KPiAKPj4KPj4gICAgIEknbSBub3QgcmVhbGx5 IGxpa2luZyB3aGVyZSB0aGlzIGlzIGdvaW5nIGJ0dywgc2VlbXMgbGlrZSBhIGlsbAo+PiAgICAg dGhvdWdodCBvdXQgY29uY2VwdCwgaWYgQU1EIGlzIHJlYWxseSBnb2luZyBkb3duIHRoZSByb2Fk IG9mIGRlc2lnbmluZwo+PiAgICAgaHcgdGhhdCBpcyBjdXJyZW50bHkgTGludXggaW5jb21wYXRp YmxlLCB5b3UgYXJlIGdvaW5nIHRvIGhhdmUgdG8KPj4gICAgIGFjY2VwdCBhIGJpZyBwYXJ0IG9m IHRoZSBidXJkZW4gaW4gYnJpbmdpbmcgdGhpcyBzdXBwb3J0IGluIHRvIG1vcmUKPj4gICAgIHRo YW4ganVzdCBhbWQgZHJpdmVycyBmb3IgdXBjb21pbmcgZ2VuZXJhdGlvbnMgb2YgZ3B1Lgo+Pgo+ IAo+IFdlbGwgd2UgZG9uJ3QgcmVhbGx5IGxpa2UgdGhhdCBlaXRoZXIsIGJ1dCB3ZSBoYXZlIG5v IG90aGVyIG9wdGlvbiBhcyBmYXIgYXMgSSBjYW4gc2VlLgoKSSBkb24ndCByZWFsbHkgdW5kZXJz dGFuZCB3aGF0ICJmdXR1cmUgaHcgbWF5IHJlbW92ZSBzdXBwb3J0IGZvciBrZXJuZWwgcXVldWVz IiBtZWFucyBleGFjdGx5LiBXaGlsZSB0aGUgcGVyLWNvbnRleHQgcXVldWVzIGNhbiBiZSBtYXBw ZWQgdG8gdXNlcnNwYWNlIGRpcmVjdGx5LCB0aGV5IGRvbid0ICpoYXZlKiB0byBiZSwgZG8gdGhl eT8gSS5lLiB0aGUga2VybmVsIGRyaXZlciBzaG91bGQgYmUgYWJsZSB0byBlaXRoZXIgaW50ZXJj ZXB0IHVzZXJzcGFjZSBhY2Nlc3MgdG8gdGhlIHF1ZXVlcywgb3IgaW4gdGhlIHdvcnN0IGNhc2Ug ZG8gaXQgYWxsIGl0c2VsZiwgYW5kIHByb3ZpZGUgdGhlIGV4aXN0aW5nIHN5bmNocm9uaXphdGlv biBzZW1hbnRpY3MgYXMgbmVlZGVkPwoKU3VyZWx5IHRoZXJlIGFyZSByZXNvdXJjZSBsaW1pdHMg Zm9yIHRoZSBwZXItY29udGV4dCBxdWV1ZXMsIHNvIHRoZSBrZXJuZWwgZHJpdmVyIG5lZWRzIHRv IGRvIHNvbWUga2luZCBvZiB2aXJ0dWFsaXphdGlvbiAvIG11bHRpLXBsZXhpbmcgYW55d2F5LCBv ciB3ZSdsbCBnZXQgc2FkIHVzZXIgZmFjZXMgd2hlbiB0aGVyZSdzIG5vIHF1ZXVlIGF2YWlsYWJs ZSBmb3IgPGN1cnJlbnQgaG90IGdhbWU+LgoKSSdtIHByb2JhYmx5IG1pc3Npbmcgc29tZXRoaW5n IHRob3VnaCwgYXdhaXRpbmcgZW5saWdodGVubWVudC4gOikKCgotLSAKRWFydGhsaW5nIE1pY2hl bCBEw6RuemVyICAgICAgICAgICAgICAgfCAgICAgICAgICAgICAgIGh0dHBzOi8vcmVkaGF0LmNv bQpMaWJyZSBzb2Z0d2FyZSBlbnRodXNpYXN0ICAgICAgICAgICAgIHwgICAgICAgICAgICAgTWVz YSBhbmQgWCBkZXZlbG9wZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJp LWRldmVsCg==