From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH 1/3] drm/i915/execlists: Microoptimise execlists_cancel_port_request() Date: Mon, 25 Sep 2017 16:00:17 +0300 Message-ID: <87shfbylum.fsf@gaia.fi.intel.com> References: <20170925124929.16974-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id C94006E12F for ; Mon, 25 Sep 2017 13:02:14 +0000 (UTC) In-Reply-To: <20170925124929.16974-1-chris@chris-wilson.co.uk> 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 Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gSnVzdCBy ZWFycmFuZ2UgdGhlIGNvZGUgc2xpZ2h0bHkgdG8gdHJpbSB0aGUgbnVtYmVyIG9mIGl0ZXJhdGlv bnMKPiByZXF1aXJlZC4KPgo+IFNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hy aXMtd2lsc29uLmNvLnVrPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMu YyB8IDE3ICsrKysrKysrKystLS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCAxMCBpbnNlcnRpb25z KCspLCA3IGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2xyYy5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfbHJjLmMKPiBpbmRleCAz NjIzNDAzYTRmMmQuLjJjMDdmM2MwOGJkMyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9scmMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2xyYy5j Cj4gQEAgLTU3MSwxNCArNTcxLDE3IEBAIHN0YXRpYyB2b2lkIGV4ZWNsaXN0c19kZXF1ZXVlKHN0 cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSkKPiAgCQlleGVjbGlzdHNfc3VibWl0X3BvcnRz KGVuZ2luZSk7Cj4gIH0KPiAgCj4gLXN0YXRpYyB2b2lkIGV4ZWNsaXN0X2NhbmNlbF9wb3J0X3Jl cXVlc3RzKHN0cnVjdCBpbnRlbF9lbmdpbmVfZXhlY2xpc3RzICpleGVjbGlzdHMpCj4gK3N0YXRp YyB2b2lkCj4gK2V4ZWNsaXN0X2NhbmNlbF9wb3J0X3JlcXVlc3RzKHN0cnVjdCBpbnRlbF9lbmdp bmVfZXhlY2xpc3RzICpleGVjbGlzdHMpCj4gIHsKPiAtCXVuc2lnbmVkIGludCBpOwo+IC0KPiAt CWZvciAoaSA9IDA7IGkgPCBBUlJBWV9TSVpFKGV4ZWNsaXN0cy0+cG9ydCk7IGkrKykKPiAtCQlp OTE1X2dlbV9yZXF1ZXN0X3B1dChwb3J0X3JlcXVlc3QoJmV4ZWNsaXN0cy0+cG9ydFtpXSkpOwo+ ICsJc3RydWN0IGV4ZWNsaXN0X3BvcnQgKnBvcnQgPSBleGVjbGlzdHMtPnBvcnQ7Cj4gKwl1bnNp Z25lZCBpbnQgbnVtX3BvcnRzID0gQVJSQVlfU0laRShleGVjbGlzdHMtPnBvcnQpOwo+ICAKPiAt CW1lbXNldChleGVjbGlzdHMtPnBvcnQsIDAsIHNpemVvZihleGVjbGlzdHMtPnBvcnQpKTsKPiAr CXdoaWxlIChudW1fcG9ydHMtLSAmJiBwb3J0X2lzc2V0KHBvcnQpKSB7Cj4gKwkJaTkxNV9nZW1f cmVxdWVzdF9wdXQocG9ydF9yZXF1ZXN0KHBvcnQpKTsKPiArCQltZW1zZXQocG9ydCwgMCwgc2l6 ZW9mKCpwb3J0KSk7Cj4gKwkJcG9ydCsrOwo+ICsJfQoKSSB0aG91Z2h0IHRoaXMgdG8gYmUgbW9y ZSBhYm91dCB0aGUgcmVzZXQgYW5kIHRodXMgbWVtc2V0dGluZwpldmVyeXRoaW5nIHdvdWxkIGdp dmUgdXMgYSBjbGVhbiBwbGF0ZS4gSG93ZXZlciBub3cgaXQgbWF0Y2hlcwptb3JlIG9mIHdoYXQg dGhlIGZ1bmN0aW9uIGlzIGFib3V0LgoKUmV2aWV3ZWQtYnk6IE1pa2EgS3VvcHBhbGEgPG1pa2Eu a3VvcHBhbGFAbGludXguaW50ZWwuY29tPgoKCj4gIH0KPiAgCj4gIHN0YXRpYyB2b2lkIGV4ZWNs aXN0c19jYW5jZWxfcmVxdWVzdHMoc3RydWN0IGludGVsX2VuZ2luZV9jcyAqZW5naW5lKQo+IEBA IC02MjUsNyArNjI4LDcgQEAgc3RhdGljIHZvaWQgZXhlY2xpc3RzX2NhbmNlbF9yZXF1ZXN0cyhz dHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmUpCj4gIAo+ICAJZXhlY2xpc3RzLT5xdWV1ZSA9 IFJCX1JPT1Q7Cj4gIAlleGVjbGlzdHMtPmZpcnN0ID0gTlVMTDsKPiAtCUdFTV9CVUdfT04ocG9y dF9pc3NldCgmZXhlY2xpc3RzLT5wb3J0WzBdKSk7Cj4gKwlHRU1fQlVHX09OKHBvcnRfaXNzZXQo ZXhlY2xpc3RzLT5wb3J0KSk7Cj4gIAo+ICAJLyoKPiAgCSAqIFRoZSBwb3J0IGlzIGNoZWNrZWQg cHJpb3IgdG8gc2NoZWR1bGluZyBhIHRhc2tsZXQsIGJ1dAo+IC0tIAo+IDIuMTQuMQo+Cj4gX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZngg bWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHBzOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=