From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 10/10] drm/i915: Flush idle barriers when waiting Date: Mon, 14 Oct 2019 14:08:12 +0100 Message-ID: References: <20191010071434.31195-1-chris@chris-wilson.co.uk> <20191010071434.31195-10-chris@chris-wilson.co.uk> <157080671963.31572.12487101325975352392@skylake-alporthouse-com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3A94F89F38 for ; Mon, 14 Oct 2019 13:08:18 +0000 (UTC) In-Reply-To: <157080671963.31572.12487101325975352392@skylake-alporthouse-com> Content-Language: en-US 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 Ck9uIDExLzEwLzIwMTkgMTY6MTEsIENocmlzIFdpbHNvbiB3cm90ZToKPiBRdW90aW5nIFR2cnRr byBVcnN1bGluICgyMDE5LTEwLTExIDE1OjU2OjM1KQo+Pgo+PiBPbiAxMC8xMC8yMDE5IDA4OjE0 LCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4+PiBJZiB3ZSBkbyBmaW5kIG91cnNlbHZlcyB3aXRoIGFu IGlkbGUgYmFycmllciBpbnNpZGUgb3VyIGFjdGl2ZSB3aGlsZQo+Pj4gd2FpdGluZywgYXR0ZW1w dCB0byBmbHVzaCBpdCBieSBlbWl0dGluZyBhIHB1bHNlIHVzaW5nIHRoZSBrZXJuZWwKPj4+IGNv bnRleHQuCj4+Cj4+IFRoZSBwb2ludCBvZiB0aGlzIG9uZSBjb21wbGV0ZWx5IGVzY2FwZXMgbWUg YXQgdGhlIG1vbWVudC4gSWRsZSBiYXJyaWVycwo+PiBhcmUga2VwdCBpbiB0aGVyZSB0byBiZSBj b25zdW1lZCBieSB0aGUgZW5naW5lX3BtIHBhcmtpbmcsIHNvIGlmIGFueQo+PiByYW5kb20gd2Fp dGVyIGZpbmRzIHNvbWUgKHRoZXJlIHdpbGwgYWx3YXlzIGJlIHNvbWUsIGFzIGxvbmcgYXMgdGhl Cj4+IGVuZ2luZSBleGVjdXRlZCBzb21lIHVzZXIgY29udGV4dCwgcmlnaHQ/KSwKPiAKPiBOb3Qg YW55IHJhbmRvbSB3YWl0ZXI7IHRoZSB3YWl0ZXIgaGFzIHRvIGJlIHdhaXRpbmcgb24gYSBjb250 ZXh0IHRoYXQKPiB3YXMgYWN0aXZlIGFuZCBzbyBzZXR1cCBhIGJhcnJpZXIuCj4gCj4+IHdoeSB3 b3VsZCBpdCB3YW50IHRvIGhhbmRsZQo+PiB0aGVtPyBBZ2FpbiBqdXN0IHRvIHVzZSB0aGUgb3Bw b3J0dW5pdHkgZm9yIHNvbWUgaG91c2Uga2VlcGluZz8gQnV0IHdoYXQKPj4gaWYgdGhlIHN5c3Rl bSBpcyBvdGhlcndpc2UgcXVpdGUgYnVzeSBhbmQgYSBsb3ctcHJpb3JpdHkgY2xpZW50IGp1c3QK Pj4gaGFwcGVucyB0byB3YW50IHRvIHdhaXQgb24gc29tZXRoaW5nIHNpbGx5Pwo+IAo+IFRoZXJl J3Mgbm8gZ3VhcmFudGVlIHRoYXQgaXQgd2lsbCBldmVyIGJlIGZsdXNoZWQuIFNvIHdoeSB3b3Vs ZG4ndCB3ZQo+IHVzZSBhIGxvdyBwcmlvcml0eSByZXF1ZXN0IHRvIGdpdmUgYSBzZW1ibGFuY2Ug b2YgZm9yd2FyZCBwcm9ncmVzcyBhbmQKPiBnaXZlIGEgZ3VhcmFudGVlIHRoYXQgdGhlIHdhaXQg d2lsbCBjb21wbGV0ZS4KPiAKPiBJdCdzIGEgaHlwb3RoZXRpY2FsIHBvaW50LCB0aGVyZSBhcmUg bm8gd2FpdGVycyB0aGF0IG5lZWQgdG8gd2FpdCB1cG9uCj4gdGhlaXIgb3duIGJhcnJpZXJzIGF0 IHByZXNlbnQuIFdlIGFyZSBqdXN0IGNvbXBsZXRpbmcgdGhlIHBpY3R1cmUgZm9yCj4gaWRsZSBi YXJyaWVyIHRyYWNraW5nLgoKSG0gSSB3YXMgbWlzdGFrZW5seSByZW1lbWJlcmluZyB0aGluZ3Mg bGlrZSBycGNzIHJlY29uZmlndXJhdGlvbiB3b3VsZCAKd2FpdCBvbiBjZS0+YWN0aXZlLCBidXQg SSBmb3Jnb3QgYWJvdXQgeW91ciB0cmljayB3aXRoIHB1dHRpbmcga2VybmVsIApjb250ZXh0IHJl cXVlc3Qgb24gYW4gdXNlciB0aW1lbGluZS4KCkkgZ3Vlc3MgaXQgaXMgZmluZSB0aGVyZSwgYnV0 IHNpbmNlLCBhbmQgYXMgeW91IGhhdmUgc2FpZCwgaXQgaXMgCmh5cG90aGV0aWNhbCwgdGhlbiB0 aGlzIHBhdGNoIGlzIGRlYWQgY29kZSBhbmQgY2FuIHdhaXQuCgpSZWdhcmRzLAoKVHZydGtvCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=