From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Gordon Subject: Re: [PATCH v2] drm/i915: recheck ringspace after wait+retire Date: Thu, 18 Dec 2014 18:09:18 +0000 Message-ID: <5493184E.3090203@intel.com> References: <1418922221-18789-1-git-send-email-david.s.gordon@intel.com> <20141218171831.GL32100@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 1928D6E413 for ; Thu, 18 Dec 2014 10:13:32 -0800 (PST) In-Reply-To: <20141218171831.GL32100@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 Cc: "intel-gfx@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org T24gMTgvMTIvMTQgMTc6MTgsIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBUaHUsIERlYyAxOCwg MjAxNCBhdCAwNTowMzo0MVBNICswMDAwLCBEYXZlIEdvcmRvbiB3cm90ZToKPj4gSW4ge2ludGVs LGxvZ2ljYWx9X3Jpbmdfd2FpdF9yZXF1ZXN0KCksIHdlIHRyeSB0byBmaW5kIGEgcmVxdWVzdAo+ PiB3aG9zZSBjb21wbGV0aW9uIHdpbGwgcmVsZWFzZSB0aGUgYW1vdW50IG9mIHJpbmcgc3BhY2Ug cmVxdWlyZWQuCj4+IElmIHdlIGZpbmQgc3VjaCBhIHJlcXVlc3QsIHdlIHdhaXQgZm9yIGl0LCBh bmQgdGhlbiByZXRpcmUgaXQsIGluCj4+IHRoZSBleHBlY3RhdGlvbiB0aGF0IHdlIHdpbGwgbm93 IGhhdmUgYXQgbGVhc3QgdGhlIHJlcXVpcmVkIGFtb3VudAo+PiBvZiBmcmVlIHNwYWNlIGluIHRo ZSByaW5nLiBCdXQgaXQncyBnb29kIHRvIGNoZWNrIHRoYXQgdGhpcyBoYXMKPj4gYWN0dWFsbHkg aGFwcGVuZWQsIHNvIHdlIGNhbiBiYWNrIG91dCB3aXRoIGEgbWVhbmluZ2Z1bCBlcnJvcgo+PiBj b2RlIGlmIHNvbWV0aGluZyB1bmV4cGVjdGVkIGhhcyBoYXBwZW5lZCwgc3VjaCBhcyB3YWl0X3Jl cXVlc3QKPj4gcmV0dXJuaW5nIGVhcmx5Lgo+IAo+IEl0J3MgcHJldHR5IHBvaW50bGVzcy4gSXQn cyBhIHByb2dyYW1taW5nIGJ1ZywgaWYgYW55dGhpbmcgaXQgc2hvdWxkCj4gV0FSTiBpZiBpdCBo YXBwZW5zLgo+IC1DaHJpcwoKSSBkb24ndCByZWdhcmQgcHJldmVudGluZyB0aGUgcHJvcGFnYXRp b24gb2YgZXJyb3JzIGFzIHBvaW50bGVzcywKd2hldGhlciBvciBub3QgaXQncyBhIHByb2dyYW1t aW5nIGJ1Zy4gSWYgdGhpcyBjYXNlIGFyb3NlLCB0aGVuIHdpdGhvdXQKdGhpcyBjaGVjayB3ZSB3 b3VsZCBnbyBhaGVhZCBhbmQgdHJhbXBsZSBvdmVyIHdoYXRldmVyIHdhcyBuZXh0IGluIHRoZQpy aW5nLiBRdWl0ZSBsaWtlbHkgVEFJTCB3b3VsZCBvdmVydGFrZSBIRUFELCBhbmQgdGhlbiBhbGwg c29ydHMgb2YKYml6YXJyZSB0aGluZ3Mgd291bGQgaGFwcGVuIHNvbWUgdGltZSBsYXRlci4KCklu IHBhcnRpY3VsYXIsIHRoaXMgbWF5IGJlIGFibGUgdG8gY2F0Y2ggYnVncyBpbnRyb2R1Y2VkIGJ5 IC9mdXR1cmUKZmVhdHVyZXMvLCBzdWNoIGFzIFREUiwgc2NoZWR1bGluZywgYW5kIHByZWVtcHRp b24sIGFsbCBvZiB3aGljaCBhcmUgaW4KcHJlcGFyYXRpb24gbm93IGFuZCBhbGwgb2Ygd2hpY2gg aGF2ZSB0aGUgcG90ZW50aWFsIHRvIGRpc3J1cHQgdGhlCnByZWRpY3RhYmxlIGZsb3cgb2YgcmVx dWVzdHMuIFNvIGl0J3MgZ29vZCB0byBiZSByZXNpbGllbnQgdG8gdXBjb21pbmcKY2hhbmdlcyBh bmQgbWFrZSBpdCBhcyBlYXN5IGFzIHBvc3NpYmxlIHRvIGNhdGNoIGJ1Z3MgYXQgdGhlIGVhcmxp ZXN0Cm9wcG9ydHVuaXR5LgoKVGhpcyBpcyBhbHNvIGEgc3RlcCB0b3dhcmRzIHRoZSBkZWR1cGxp Y2F0aW9uIG9mIHRoZSByaW5nYnVmZmVyIGFuZCBMUkMKcGF0aHMgYnkgbWFraW5nIHN1cmUgdGhh dCB0aGV5IGFyZSBhcyBzaW1pbGFyIGFzIHBvc3NpYmxlLCBhbmQgdGh1cwpzaW1wbGUgdG8gbWVy Z2UgYXQgc29tZSBsYXRlciBvcHBvcnR1bml0eS4KCi5EYXZlLgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVs LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=