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Tue, 21 Jul 2020 10:47:17 +0200 (CEST) Received: from mail1.shipmail.org (h-205-35.A357.priv.bahnhof.se [155.4.205.35]) (Authenticated sender: mb878879) by ste-pvt-msa1.bahnhof.se (Postfix) with ESMTPA id 7D82A3F9E7; Tue, 21 Jul 2020 10:47:15 +0200 (CEST) Received: from localhost.localdomain (h-205-35.A357.priv.bahnhof.se [155.4.205.35]) by mail1.shipmail.org (Postfix) with ESMTPSA id CC59B36014B; Tue, 21 Jul 2020 10:47:14 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=shipmail.org; s=mail; t=1595321234; bh=hkvhvfi+JM5OBDtRUXrbQuN3JiHLZIObnsH22OCtN8w=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=cfyygOmSajTjenzL9cXVdGG96y6lgmTbUKCjVuFw82RLrwHeoGBU5cn0KXg8YsS8h YKNgp4ieMf+U+RCdhVHHVDMnwiUl/E1dxMV0R8mgb7kxAM5+y+xKebL1Yf3BX4g1hl 4HmPvZMeCBWn3jekYn0VjQxbnQfT37gTupSD2Mdo= Subject: Re: [Linaro-mm-sig] [PATCH 1/2] dma-buf.rst: Document why indefinite fences are a bad idea To: =?UTF-8?Q?Christian_K=c3=b6nig?= , Daniel Vetter References: <20200707201229.472834-4-daniel.vetter@ffwll.ch> <20200709123339.547390-1-daniel.vetter@ffwll.ch> <93b673b7-bb48-96eb-dc2c-bd4f9304000e@shipmail.org> <20200721074157.GB3278063@phenom.ffwll.local> <3603bb71-318b-eb53-0532-9daab62dce86@amd.com> From: =?UTF-8?Q?Thomas_Hellstr=c3=b6m_=28Intel=29?= Message-ID: <57a5eb9d-b74f-8ce4-7199-94e911d9b68b@shipmail.org> Date: Tue, 21 Jul 2020 10:47:14 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <3603bb71-318b-eb53-0532-9daab62dce86@amd.com> Content-Language: en-US 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: Daniel Stone , linux-rdma@vger.kernel.org, Daniel Vetter , Intel Graphics Development , DRI Development , linaro-mm-sig@lists.linaro.org, Steve Pronovost , amd-gfx@lists.freedesktop.org, Jason Ekstrand , Jesse Natalie , Daniel Vetter , Thomas Hellstrom , Mika Kuoppala , Felix Kuehling , linux-media@vger.kernel.org Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Ck9uIDcvMjEvMjAgOTo0NSBBTSwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPiBBbSAyMS4wNy4y MCB1bSAwOTo0MSBzY2hyaWViIERhbmllbCBWZXR0ZXI6Cj4+IE9uIE1vbiwgSnVsIDIwLCAyMDIw IGF0IDAxOjE1OjE3UE0gKzAyMDAsIFRob21hcyBIZWxsc3Ryw7ZtIChJbnRlbCkgCj4+IHdyb3Rl Ogo+Pj4gSGksCj4+Pgo+Pj4gT24gNy85LzIwIDI6MzMgUE0sIERhbmllbCBWZXR0ZXIgd3JvdGU6 Cj4+Pj4gQ29tZXMgdXAgZXZlcnkgZmV3IHllYXJzLCBnZXRzIHNvbWV3aGF0IHRlZGlvdXMgdG8g ZGlzY3VzcywgbGV0J3MKPj4+PiB3cml0ZSB0aGlzIGRvd24gb25jZSBhbmQgZm9yIGFsbC4KPj4+ Pgo+Pj4+IFdoYXQgSSdtIG5vdCBzdXJlIGFib3V0IGlzIHdoZXRoZXIgdGhlIHRleHQgc2hvdWxk IGJlIG1vcmUgZXhwbGljaXQgaW4KPj4+PiBmbGF0IG91dCBtYW5kYXRpbmcgdGhlIGFtZGtmZCBl dmljdGlvbiBmZW5jZXMgZm9yIGxvbmcgcnVubmluZyBjb21wdXRlCj4+Pj4gd29ya2xvYWRzIG9y IHdvcmtsb2FkcyB3aGVyZSB1c2Vyc3BhY2UgZmVuY2luZyBpcyBhbGxvd2VkLgo+Pj4gQWx0aG91 Z2ggKGluIG15IGh1bWJsZSBvcGluaW9uKSBpdCBtaWdodCBiZSBwb3NzaWJsZSB0byBjb21wbGV0 ZWx5IAo+Pj4gdW50YW5nbGUKPj4+IGtlcm5lbC1pbnRyb2R1Y2VkIGZlbmNlcyBmb3IgcmVzb3Vy Y2UgbWFuYWdlbWVudCBhbmQgZG1hLWZlbmNlcyB1c2VkIAo+Pj4gZm9yCj4+PiBjb21wbGV0aW9u LSBhbmQgZGVwZW5kZW5jeSB0cmFja2luZyBhbmQgbGlmdCBhIGxvdCBvZiByZXN0cmljdGlvbnMg Cj4+PiBmb3IgdGhlCj4+PiBkbWEtZmVuY2VzLCBpbmNsdWRpbmcgcHJvaGliaXRpbmcgaW5maW5p dGUgb25lcywgSSB0aGluayB0aGlzIG1ha2VzIAo+Pj4gc2Vuc2UKPj4+IGRlc2NyaWJpbmcgdGhl IGN1cnJlbnQgc3RhdGUuCj4+IFllYWggSSB0aGluayBhIGZ1dHVyZSBwYXRjaCBuZWVkcyB0byB0 eXBlIHVwIGhvdyB3ZSB3YW50IHRvIG1ha2UgdGhhdAo+PiBoYXBwZW4gKGZvciBzb21lIGNyb3Nz IGRyaXZlciBjb25zaXN0ZW5jeSkgYW5kIHdoYXQgbmVlZHMgdG8gYmUKPj4gY29uc2lkZXJlZC4g U29tZSBvZiB0aGUgbmVjZXNzYXJ5IHBhcnRzIGFyZSBhbHJlYWR5IHRoZXJlICh3aXRoIGxpa2Ug dGhlCj4+IHByZWVtcHRpb24gZmVuY2VzIGFtZGtmZCBoYXMgYXMgYW4gZXhhbXBsZSksIGJ1dCBJ IHRoaW5rIHNvbWUgY2xlYXIgZG9jcwo+PiBvbiB3aGF0J3MgcmVxdWlyZWQgZnJvbSBib3RoIGh3 LCBkcml2ZXJzIGFuZCB1c2Vyc3BhY2Ugd291bGQgYmUgcmVhbGx5Cj4+IGdvb2QuCj4KPiBJJ20g Y3VycmVudGx5IHdyaXRpbmcgdGhhdCB1cCwgYnV0IHByb2JhYmx5IHN0aWxsIG5lZWQgYSBmZXcg ZGF5cyBmb3IgCj4gdGhpcy4KCkdyZWF0ISBJIHB1dCBkb3duIHNvbWUgKHZlcnkpIGluaXRpYWwg dGhvdWdodHMgYSBjb3VwbGUgb2Ygd2Vla3MgYWdvIApidWlsZGluZyBvbiBldmljdGlvbiBmZW5j ZXMgZm9yIHZhcmlvdXMgaGFyZHdhcmUgY29tcGxleGl0eSBsZXZlbHMgaGVyZToKCmh0dHBzOi8v Z2l0bGFiLmZyZWVkZXNrdG9wLm9yZy90aG9tYXNoL2RvY3MvLS9ibG9iL21hc3Rlci9VbnRhbmds aW5nJTIwZG1hLWZlbmNlJTIwYW5kJTIwbWVtb3J5JTIwYWxsb2NhdGlvbi5vZHQKCi9UaG9tYXMK CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2 ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK