From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 17/70] drm/i915: Optimistically spin for the request completion Date: Mon, 13 Apr 2015 14:25:02 +0200 Message-ID: <20150413122502.GU6092@phenom.ffwll.local> References: <1428420094-18352-1-git-send-email-chris@chris-wilson.co.uk> <1428420094-18352-18-git-send-email-chris@chris-wilson.co.uk> <552BA9BB.5080908@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f180.google.com (mail-wi0-f180.google.com [209.85.212.180]) by gabe.freedesktop.org (Postfix) with ESMTP id 303916E3EB for ; Mon, 13 Apr 2015 05:23:04 -0700 (PDT) Received: by widdi4 with SMTP id di4so69937912wid.0 for ; Mon, 13 Apr 2015 05:23:03 -0700 (PDT) Content-Disposition: inline In-Reply-To: <552BA9BB.5080908@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Tvrtko Ursulin Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org, "Rantala, Valtteri" , Eero Tamminen List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBBcHIgMTMsIDIwMTUgYXQgMTI6MzQ6MTlQTSArMDEwMCwgVHZydGtvIFVyc3VsaW4g d3JvdGU6Cj4gCj4gSGksCj4gCj4gT24gMDQvMDcvMjAxNSAwNDoyMCBQTSwgQ2hyaXMgV2lsc29u IHdyb3RlOgo+ID5UaGlzIHByb3ZpZGVzIGEgbmljZSBib29zdCB0byBtZXNhIGluIHN3YXAgYm91 bmQgc2NlbmFyaW9zIChhcyBtZXNhCj4gPnRocm90dGxlcyBpdHNlbGYgdG8gdGhlIHByZXZpb3Vz IGZyYW1lIGFuZCBnaXZlbiB0aGUgc2NlbmFyaW8gdGhhdCB3aWxsCj4gPmNvbXBsZXRlIHNob3J0 bHkpLiBJdCB3aWxsIGFsc28gcHJvdmlkZSBhIGdvb2QgYm9vc3QgdG8gc3lzdGVtcyBydW5uaW5n Cj4gPndpdGggc2VtYXBob3JlcyBkaXNhYmxlZCBhbmQgc28gZnJlcXVlbnRseSB3YWl0aW5nIG9u IHRoZSBHUFUgYXMgaXQKPiA+c3dpdGNoZXMgcmluZ3MuIEluIHRoZSBtb3N0IGZhdm91cmFibGUg b2YgbWljcm9iZW5jaG1hcmtzLCB0aGlzIGNhbgo+ID5pbmNyZWFzZSBwZXJmb3JtYW5jZSBieSBh cm91bmQgMTUlIC0gdGhvdWdoIGluIHByYWN0aWNlIGltcHJvdmVtZW50cwo+ID53aWxsIGJlIG1h cmdpbmFsIGFuZCByYXJlbHkgbm90aWNlYWJsZS4KPiA+Cj4gPnYyOiBBY2NvdW50IGZvciB1c2Vy IHRpbWVvdXRzCj4gPnYzOiBMaW1pdCB0aGUgc3Bpbm5pbmcgdG8gYSBzaW5nbGUgamlmZmllICh+ MXVzKSBhdCBtb3N0LiBPbiBhbgo+ID5vdGhlcndpc2UgaWRsZSBzeXN0ZW0sIHRoZXJlIGlzIG5v IHNjaGVkdWxlciBjb250ZW50aW9uIGFuZCBzbyB3aXRob3V0IGEKPiA+bGltaXQgd2Ugd291bGQg c3BpbiB1bnRpbCB0aGUgR1BVIGlzIHJlYWR5Lgo+ID52NDogRHJvcCBmb3JjZXdha2UgLSB0aGUg bGF6eSBjb2hlcmVudCBhY2Nlc3MgZG9lc24ndCByZXF1aXJlIGl0LCBhbmQgd2UKPiA+aGF2ZSBu byByZWFzb24gdG8gYmVsaWV2ZSB0aGF0IHRoZSBmb3JjZXdha2UgaXRzZWxmIGltcHJvdmVzIHNl cW5vCj4gPmNvaGVyZW5jeSAtIGl0IG9ubHkgYWRkcyBkZWxheS4KPiA+Cj4gPlNpZ25lZC1vZmYt Ynk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+ID5DYzogRGFuaWVs IFZldHRlciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPiA+Q2M6IFR2cnRrbyBVcnN1bGluIDx0 dnJ0a28udXJzdWxpbkBsaW51eC5pbnRlbC5jb20+Cj4gPkNjOiBFZXJvIFRhbW1pbmVuIDxlZXJv LnQudGFtbWluZW5AaW50ZWwuY29tPgo+ID5DYzogIlJhbnRhbGEsIFZhbHR0ZXJpIiA8dmFsdHRl cmkucmFudGFsYUBpbnRlbC5jb20+Cj4gCj4gSSBhbHJlYWR5IHNhaWQgdGhhdCBJIGFscmVhZHkg Z2F2ZSBteSByLWIgZm9yIHRoaXMgb25lLiA6KQo+IAo+IFJldmlld2VkLWJ5OiBUdnJ0a28gVXJz dWxpbiA8dHZydGtvLnVyc3VsaW5AaW50ZWwuY29tPgoKUXVldWVkIGZvciAtbmV4dCwgdGhhbmtz IGZvciB0aGUgcGF0Y2guCi1EYW5pZWwKLS0gCkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5l ZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QK SW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Au b3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==