From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 2/3] drm/i915: Priority boost for locked waits Date: Mon, 23 Jan 2017 11:41:03 +0000 Message-ID: References: <20170121092526.17833-1-chris@chris-wilson.co.uk> <20170121092526.17833-2-chris@chris-wilson.co.uk> <901ab19b-0157-a73b-f4d4-b8a62f84bd31@linux.intel.com> <20170123105134.GR17136@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD6CF6E4EA for ; Mon, 23 Jan 2017 11:41:05 +0000 (UTC) In-Reply-To: <20170123105134.GR17136@nuc-i3427.alporthouse.com> 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, Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org Ck9uIDIzLzAxLzIwMTcgMTA6NTEsIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBNb24sIEphbiAy MywgMjAxNyBhdCAxMDo0MzoxMEFNICswMDAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4+IEBA IC0zMjg1LDYgKzMyOTEsNyBAQCBpbnQgaTkxNV9nZW1fb2JqZWN0X3NldF9jYWNoZV9sZXZlbChz dHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqLAo+Pj4gCQlyZXQgPSBpOTE1X2dlbV9vYmpl Y3Rfd2FpdChvYmosCj4+PiAJCQkJCSAgIEk5MTVfV0FJVF9JTlRFUlJVUFRJQkxFIHwKPj4+IAkJ CQkJICAgSTkxNV9XQUlUX0xPQ0tFRCB8Cj4+PiArCQkJCQkgICBJOTE1X1dBSVRfUFJJT1JJVFkg fAo+Pj4gCQkJCQkgICBJOTE1X1dBSVRfQUxMLAo+Pj4gCQkJCQkgICBNQVhfU0NIRURVTEVfVElN RU9VVCwKPj4+IAkJCQkJICAgTlVMTCk7Cj4+Cj4+IEFzIG1lbnRpb25lZCBiZWZvcmUsIGlzIHRo aXMgbm90IGEgY29uY2Vybj8gSXMgaXQgbm90IGxldHRpbmcgYW55Cj4+IHVzZXJzcGFjZSBib29z dCB0aGVpciBwcmlvIHRvIG1heCBieSBqdXN0IGNhbGxpbmcgc2V0IGNhY2hlIGxldmVsCj4+IGFm dGVyIGV4ZWNidWY/Cj4KPiBOb3QgYW55IG1vcmUsIHNldC1jYWNoZS1pb2N0bCBub3cgZG9lcyBh biBleHBsaWNpdCB1bmxvY2tlZCB3YWl0IGZpcnN0Cj4gYmVmb3JlIGhpdHRpbmcgdGhpcyB3YWl0 LiBBbHNvLCB0aGUgbGlrZWx5IGNhdXNlIGlzIHRob3VnaCBwYWdlLWZsaXAKPiBhZnRlciBleGVj YnVmIG9uIGEgZnJlc2ggYm8sIHdoaWNoIGlzIGEgc3RhbGwgd2UgZG9uJ3Qgd2FudC4KCk9rIEkn dmUgbWlzc2VkIHRoYXQgY2hhbmdlLgoKPj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX3JpbmdidWZmZXIuYwo+Pj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcmlu Z2J1ZmZlci5jCj4+PiBAQCAtMjE1OCw3ICsyMTU4LDkgQEAgc3RhdGljIGludCB3YWl0X2Zvcl9z cGFjZShzdHJ1Y3QgZHJtX2k5MTVfZ2VtX3JlcXVlc3QgKnJlcSwgaW50IGJ5dGVzKQo+Pj4gCQly ZXR1cm4gLUVOT1NQQzsKPj4+Cj4+PiAJdGltZW91dCA9IGk5MTVfd2FpdF9yZXF1ZXN0KHRhcmdl dCwKPj4+IC0JCQkJICAgIEk5MTVfV0FJVF9JTlRFUlJVUFRJQkxFIHwgSTkxNV9XQUlUX0xPQ0tF RCwKPj4+ICsJCQkJICAgIEk5MTVfV0FJVF9JTlRFUlJVUFRJQkxFIHwKPj4+ICsJCQkJICAgIEk5 MTVfV0FJVF9MT0NLRUQgfAo+Pj4gKwkJCQkgICAgSTkxNV9XQUlUX1BSSU9SSVRZLAo+Pj4gCQkJ CSAgICBNQVhfU0NIRURVTEVfVElNRU9VVCk7Cj4+Cj4+IFRoaXMgb25lIGFsc28gbG9vayB3b3Jy eWluZyB1bmxlc3MgSSBhbSBtaXNzaW5nIHNvbWV0aGluZy4gQWxsb3dpbmcKPj4gY2xpZW50cyB3 aG8gZmlsbCB0aGUgcmluZyB0byBwcm9tb3RlIHRoZWlyIHByaW9yaXR5Pwo+Cj4gWWVzLiBUaGV5 IG9ubHkgYm9vc3QgcHJpb3JpdHkgZm9yIHZlcnksIHZlcnkgb2xkIHJlcXVlc3RzIGFuZCBtb3Jl Cj4gaW1wb3J0YW50bHkgdGhlc2UgY2xpZW50cyBhcmUgbm93IHN0YWxsaW5nIHRoZSBlbnRpcmUg KnN5c3RlbSogYW5kIG5vdAo+IGp1c3QgdGhlbXNlbHZlcyBhbnltb3JlLiBTbyB0aGVyZSBpcyBh biBpbXBsaWNpdCBwcmlvcml0eSBpbnZlcnNpb24KPiB0aHJvdWdoIHN0cnVjdF9tdXRleC4gVGhl IG9ubHkgbG9uZyB0ZXJtIHNvbHV0aW9uIGlzIGF2b2lkaW5nCj4gaW50ZXItY2xpZW50IGxvY2tz IC0gd2Ugc3RpbGwgbWF5IGhhdmUgaW52ZXJzaW9uIG9uIGFueSBzaGFyZWQgcmVzb3VyY2UsCj4g bW9zdCBsaWtlbHkgb2JqZWN0cywgYnV0IHdlIGNhbiBhdCBsZWFzdCByZWR1Y2UgdGhlIGNvbnRl bnRpb24gYnkKPiBzcGxpdHRpbmcgYW5kIGF2b2lkIHN0cnVjdF9tdXRleC4KCkhvdyBkbyB5b3Ug a25vdyB0aGV5IGFyZSBzdGFsbGluZyB0aGUgZW50aXJlIHN5c3RlbSAtIGhhdmVuJ3QgdGhleSBq dXN0IApmaWxsZWQgdXAgdGhlaXIgcmluZ2J1ZmY/IFNvIHRoZSB0YXJnZXQgcmVxdWVzdCB3aWxs IGJlIG9uZSBvZiB0aGVpcnMuCgpPbmNlIHNjaGVkdWxlciBpcyBhYmxlIHRvIGRvIGZhaXIgdGlt ZXNsaWNpbmcgb3Igc29tZXRoaW5nLCBlc3BlY2lhbGx5IAp0aGVuIHdlIHNob3VsZCBub3QgYWxs b3cgY2xpZW50cyB0byBwcmlvcml0aXNlIHRoZW1zZWx2ZXMgYnkganVzdCAKZmlsbGluZyB0aGVp ciByaW5nYnVmLgoKUmVnYXJkcywKClR2cnRrbwpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0 cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9pbnRlbC1nZngK