From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: Funky new vblank counter regressions in Linux 4.4-rc1 Date: Wed, 25 Nov 2015 19:58:01 +0200 Message-ID: <20151125175801.GW4437@intel.com> References: <20151119182051.GU4437@intel.com> <564E1F18.5070508@gmail.com> <20151119194557.GB4437@intel.com> <564F3B42.5050803@gmail.com> <20151120153435.GR4437@intel.com> <56532F69.9080001@gmail.com> <20151123155109.GB4437@intel.com> <565353CA.5010909@gmail.com> <20151123202426.GC4437@intel.com> <5655EEBD.5040403@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id DEA2C6E673 for ; Mon, 30 Nov 2015 12:14:03 -0800 (PST) Resent-Message-ID: <20151130201346.GO4437@intel.com> Resent-To: dri-devel@lists.freedesktop.org Content-Disposition: inline In-Reply-To: <5655EEBD.5040403@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Mario Kleiner Cc: Michel =?iso-8859-1?Q?D=E4nzer?= List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCBOb3YgMjUsIDIwMTUgYXQgMDY6MjQ6MTNQTSArMDEwMCwgTWFyaW8gS2xlaW5lciB3 cm90ZToKPiBPbiAxMS8yMy8yMDE1IDA5OjI0IFBNLCBWaWxsZSBTeXJqw6Rsw6Qgd3JvdGU6Cj4g PiBPbiBNb24sIE5vdiAyMywgMjAxNSBhdCAwNjo1ODozNFBNICswMTAwLCBNYXJpbyBLbGVpbmVy IHdyb3RlOgo+ID4+Cj4gPj4KPiA+PiBPbiAxMS8yMy8yMDE1IDA0OjUxIFBNLCBWaWxsZSBTeXJq w6Rsw6Qgd3JvdGU6Cj4gPj4+IE9uIE1vbiwgTm92IDIzLCAyMDE1IGF0IDA0OjIzOjIxUE0gKzAx MDAsIE1hcmlvIEtsZWluZXIgd3JvdGU6Cj4gPj4+PiBPbiAxMS8yMC8yMDE1IDA0OjM0IFBNLCBW aWxsZSBTeXJqw6Rsw6Qgd3JvdGU6Cj4gPj4+Pj4gT24gRnJpLCBOb3YgMjAsIDIwMTUgYXQgMDQ6 MjQ6NTBQTSArMDEwMCwgTWFyaW8gS2xlaW5lciB3cm90ZToKPiA+Pj4+Cj4gPj4+PiAuLi4KPiA+ Pj4+IE9rLCBidXQgd2h5IHdvdWxkIHRoYXQgYmUgYSBiYWQgdGhpbmc/IEkgdGhpbmsgd2Ugd2Fu dCBpdCB0byB0aGluayBpdCBpcwo+ID4+Pj4gaW4gdGhlIHByZXZpb3VzIGZyYW1lIGlmIGl0IGlz IGNhbGxlZCBvdXRzaWRlIHRoZSB2YmxhbmsgaXJxIGNvbnRleHQuCj4gPj4+PiBUaGUgb25seSBy ZWFzb24gd2UgZnVkZ2UgaXQgdG8gdGhlIG5leHQgZnJhbWVzIHZibGFuayBpZiBpIHZibGFuayBp cnEgaXMKPiA+Pj4+IGJlY2F1c2Ugd2Uga25vdyB0aGUgdmJsYW5rIGlycSBoYW5kbGVyIHdlIGFy ZSBleGVjdXRpbmcgYXRtLiB3YXMgbWVhbnQKPiA+Pj4+IHRvIGV4ZWN1dGUgd2l0aGluIHRoZSB1 cGNvbWluZyB2YmxhbmsgZm9yIHRoZSBuZXh0IGZyYW1lLCBzbyB3ZSBmdWRnZQo+ID4+Pj4gdGhl IHNjYW5vdXQgcG9zaXRpb25zIGFuZCB0aGVyZWJ5IHRpbWVzdGFtcCB0byBjb3JyZXNwb25kIHRv IHRoYXQgbmV3Cj4gPj4+PiBmcmFtZS4gQnV0IGlmIHNvbWV0aGluZyBjYWxsZWQgb3V0c2lkZSBp cnEgY29udGV4dCBpdCBzaG91bGQgZ2V0IGEKPiA+Pj4+IHNjYW5vdXQgcG9zaXRpb24vdGltZXN0 YW1wIHRoYXQgY29ycmVzcG9uZHMgdG8gInJlYWxpdHkiLgo+ID4+Pgo+ID4+PiBJdCB3b3VsZCBi ZSBhIGJhZCB0aGluZyBzaW5jZSBpdCB3b3VsZCBjYXVzZSB0aGUgdGltZXN0YW1wIHRvIGp1bXAK PiA+Pj4gYmFja3dhcmRzLCBhbmQgdGhhdCB3b3VsZCBhbHNvIGNhdXNlIHRoZSBmcmFtZSBjb3Vu dCBndWVzc3RpbWF0ZSB0byBnbwo+ID4+PiBiYWNrd2FyZHMuCj4gPj4+Cj4gPj4KPiA+PiBCdXQg b25seSBpZiB3ZSBkb24ndCB1c2UgdGhlIGRldi0+ZHJpdmVyLT5nZXRfdmJsYW5rX2NvdW50ZXIo KSBtZXRob2QsCj4gPj4gd2hpY2ggd2UgdHJ5IHRvIHVzZSBvbiBBTUQuCj4gPgo+ID4gV2VsbCwg aWYgeW91IGRvIGl0IHRoYXQgd2F5IHRoZW4geW91IGhhdmUgdGhlIHByb2JsZW0gb2YgdGhlIGh3 IGNvdW50ZXIKPiA+IHNlZW1pbmcgdG8ganVtcCBmb3J3YXJkIGJ5IG9uZSBhZnRlciBjcm9zc2lu ZyB0aGUgc3RhcnQgb2YgdmJsYW5rICh3aGVuCj4gPiBjb21wYXJlZCB0byB0aGUgdmFsdWUgeW91 IHNhbXBsZWQgd2hlbiB5b3UgcHJvY2Vzc2VkIHRoZSBlYXJseSB2YmxhbmsKPiA+IGludGVycnVw dCkuCj4gPgo+IAo+IE9rLCBmaW5hbGx5IGkgc2VlIHRoZSBiYWQgc2NlbmFyaW8gdGhhdCB3b3Vs ZG4ndCBnZXQgcHJldmVudGVkIGJ5IG91ciAKPiBjdXJyZW50IGxvY2tpbmcgd2l0aCB0aGUgbmV3 IHZibGFuayBjb3VudGluZyBpbiB0aGUgY29yZS4gVGhlIHZibGFuayAKPiBlbmFibGUgcGF0aCBp cyBzYWZlIGR1ZSB0byBsb2NraW5nIGFuZCBkaXNjb3VudGluZyBvZiByZWR1bmRhbnQgCj4gdGlt ZXN0YW1wcyBldGMuIEJ1dCB0aGUgZGlzYWJsZSBwYXRoIGNvdWxkIGdvIHdyb25nOgo+IAo+IDEu IFZibGFuayBpcnEgZmlyZXMsIGRybV9oYW5kbGVfdmJsYW5rKCkgLT4gZHJtX3VwZGF0ZV92Ymxh bmtfY291bnQoKSwKPiB1cGRhdGVzIHRpbWVzdGFtcHMgYW5kIGNvdW50cyAiYXMgaWYiIGluIHZi bGFuayAtPiBpbmNyZW1lbnRlZCB2YmxhbmsgCj4gY291bnQgYW5kIHRpbWVzdGFtcCBub3cgc2V0 IGluIHRoZSBmdXR1cmUuCj4gCj4gMi4gQWZ0ZXIgdmJsYW5rIGlycSBmaW5pc2hlcywgYnV0IGp1 c3QgYmVmb3JlIGxlYWRpbmcgZWRnZSBvZiB2YmxhbmssIAo+IHZibGFua19kaXNhYmxlX2FuZF9z YXZlKCkgZXhlY3V0ZXMsIGRvZXNuJ3QgZ2V0IGJ1bXBlZCB0aW1lc3RhbXAgb3IgCj4gY291bnQg YmVjYXVzZSBiZWZvcmUgdmJsYW5rIGFuZCBub3QgaW4gdmJsYW5rIGlycS4gTm93IAo+IGRybV91 cGRhdGVfdmJsYW5rX2NvdW50KCkgd291bGQgcHJvY2VzcyBhCj4gIm5ldyIgdGltZXN0YW1wIGFu ZCBjb3VudCBmcm9tIHRoZSBwYXN0IGFuZCB3ZSdkIGhhdmUgdGltZSBhbmQgY291bnRzIAo+IGdv aW5nIGJhY2t3YXJkcywgYW5kIGJhZCB0aGluZ3Mgd291bGQgaGFwcGVuLgo+IAo+IEkgaGF2ZW4n dCBvYnNlcnZlZCBzdWNoIGEgdGhpbmcgaGFwcGVuaW5nIGR1cmluZyB0ZXN0aW5nIHNvIGZhciwg Cj4gcHJvYmFibHkgYmVjYXVzZSB0aGUgdGltZSB3aW5kb3cgaW4gd2hpY2ggaXQgY291bGQgaGFw cGVuIGlzIHRpbnksIGJ1dCAKPiBnaXZlbiBob3cgYXdmdWxseSBiYWQgaXQgd291bGQgYmUsIGl0 IG5lZWRzIHRvIGJlIHByZXZlbnRlZC4KPiAKPiBJIGhhZCBhIGxvb2sgYXQgdGhlIGRlc2NyaXB0 aW9uIG9mIHRoZSBWYmxhbmsgaXJxIGluIHRoZSAiTTc2IFJlZ2lzdGVyIAo+IFJlZmVyZW5jZSBH dWlkZSIgZm9yIG9sZGVyIGFzaWNzIGFuZCB0aGUgZGVzY3JpcHRpb24gc3VnZ2VzdHMgdGhhdCB0 aGUgCj4gdmJsYW5rIGlycSBmaXJlcyB3aGVuIHRoZSBjcnRjJ3MgbGluZSBidWZmZXIgaXMgZmlu aXNoZWQgcmVhZGluZyBwaXhlbCAKPiBkYXRhIGZyb20gdGhlIHNjYW5vdXQgYnVmZmVyIGluIG1l bW9yeSBmb3IgYSBmcmFtZSwgaWUuLCB3aGVuIHRoZSBsaW5lIAo+IGJ1ZmZlciByZWFkICJlbnRl cnMiIHZibGFuay4KCkhtbS4gRG9lcyB0aGF0IG1lYW4gdGhlcmUncyBhbHdheXMgYXQgbGVhc3Qg b25lIGZ1bGxzY3JlZW4gcGxhbmUgZW5hYmxlZAppbiB0aGUgaHc/IEFzIGluIHlvdSBjYW4ndCB0 dXJuIG9mZiB0aGUgcHJpbWFyeSBwbGFuZSBvciBtYWtlIGl0IHNtYWxsZXIKdGhhbiB0aGUgYWN0 aXZlIHZpZGVvIGFyZWE/IE90aHdld2lzZSBpdCBzb3VuZHMgbGlrZSB5b3UnZCBjb3VsZCBlaXRo ZXIKbm90IGdldCBpdCBhdCBhbGwsIG9yIGdldCBpdCBzb21ld2hlcmUgaW4gdGhlIG1pZGRsZSBv ZiB0aGUgc2NyZWVuLgoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRlbCBPVEMKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlz dApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK