From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Restrict usage of live status check Date: Fri, 18 Mar 2016 14:28:47 +0200 Message-ID: <20160318122847.GE4329@intel.com> References: <1458201565-10128-1-git-send-email-shashank.sharma@intel.com> <20160317130416.GW4329@intel.com> <56EAD123.50206@intel.com> <20160317160102.GB4329@intel.com> <56EAD5CA.1020303@intel.com> <20160317162102.GC4329@intel.com> <56EADC40.30108@intel.com> <20160317164706.GD4329@intel.com> <56EB7439.1050208@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTP id 23F166E3E1 for ; Fri, 18 Mar 2016 12:28:51 +0000 (UTC) Content-Disposition: inline In-Reply-To: <56EB7439.1050208@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Sharma, Shashank" Cc: daniel.vetter@intel.com, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBNYXIgMTgsIDIwMTYgYXQgMDg6NTE6MjlBTSArMDUzMCwgU2hhcm1hLCBTaGFzaGFu ayB3cm90ZToKPiBSZWdhcmRzCj4gU2hhc2hhbmsKPiAKPiBPbiAzLzE3LzIwMTYgMTA6MTcgUE0s IFZpbGxlIFN5cmrDpGzDpCB3cm90ZToKPiA+IE9uIFRodSwgTWFyIDE3LCAyMDE2IGF0IDEwOjAz OjA0UE0gKzA1MzAsIFNoYXJtYSwgU2hhc2hhbmsgd3JvdGU6Cj4gPj4gSGV5IENocmlzLAo+ID4+ IEkgYWRkZWQgY29tbWVudHMgZm9yIGJvdGggVmlsbGUgYW5kIHlvdSwgcGxlYXNlIGhlbHAgbWUg dG8gdW5kZXJzdGFuZCB0aGlzLgo+ID4+Cj4gPj4gUmVnYXJkcwo+ID4+IFNoYXNoYW5rCj4gPj4K PiA+PiBPbiAzLzE3LzIwMTYgOTo1MSBQTSwgVmlsbGUgU3lyasOkbMOkIHdyb3RlOgo+ID4+PiBP biBUaHUsIE1hciAxNywgMjAxNiBhdCAwOTozNTozMFBNICswNTMwLCBTaGFybWEsIFNoYXNoYW5r IHdyb3RlOgo+ID4+Pj4gUmVnYXJkcwo+ID4+Pj4gU2hhc2hhbmsKPiA+Pj4+Cj4gPj4+PiBPbiAz LzE3LzIwMTYgOTozMSBQTSwgVmlsbGUgU3lyasOkbMOkIHdyb3RlOgo+ID4+Pj4+IE9uIFRodSwg TWFyIDE3LCAyMDE2IGF0IDA5OjE1OjM5UE0gKzA1MzAsIFNoYXJtYSwgU2hhc2hhbmsgd3JvdGU6 Cj4gPj4+Pj4+IFJlZ2FyZHMKPiA+Pj4+Pj4gU2hhc2hhbmsKPiA+Pj4+Pj4KPiA+Pj4+Pj4gT24g My8xNy8yMDE2IDY6MzQgUE0sIFZpbGxlIFN5cmrDpGzDpCB3cm90ZToKPiA+Pj4+Pj4+IE9uIFRo dSwgTWFyIDE3LCAyMDE2IGF0IDAxOjI5OjI1UE0gKzA1MzAsIFNoYXNoYW5rIFNoYXJtYSB3cm90 ZToKPiA+Pj4+Pj4+PiBUaGlzIHBhdGNoIHJlc3RyaWN0cyB1c2FnZSBvZiBsaXZlIHN0YXR1cyBj aGVjayBmb3IgSERNSSBkZXRlY3Rpb24uCj4gPj4+Pj4+Pj4gV2hpbGUgdGVzdGluZyBjZXJ0YWlu IChtb25pdG9yICsgY2FibGUpIGNvbWJpbmF0aW9ucyB3aXRoIHZhcmlvdXMKPiA+Pj4+Pj4+PiBp bnRlbCAgcGxhdGZvcm1zLCBpdCBzZWVtcyB0aGF0IGxpdmUgc3RhdHVzIHJlZ2lzdGVyIGlzIG5v dCByZWxpYWJsZQo+ID4+Pj4+Pj4+IG9uIHNvbWUgb2xkZXIgZGV2aWNlcy4gU28gbGltaXQgdGhl IGxpdmVfc3RhdHVzIGNoZWNrIGZyb20gVkxWIG9ud2FyZHMuCj4gPj4+Pj4+Pj4KPiA+Pj4+Pj4+ PiBUaGlzIGZpeGVzIGEgcmVncmVzc2lvbiBpbnRyb2R1Y2VkIGluOgo+ID4+Pj4+Pj4+IAljb21t aXQ6IDIzN2VkODYgImRybS9pOTE1OiBDaGVjayBsaXZlIHN0YXR1cyIKPiA+Pj4+Pj4+PiAJQXV0 aG9yOiBTb25pa2EgSmluZGFsIDxzb25pa2EuamluZGFsQGludGVsLmNvbT4KPiA+Pj4+Pj4+PiAJ RGF0ZTogICBUdWUgU2VwIDE1IDA5OjQ0OjIwIDIwMTUgKzA1MzAKPiA+Pj4+Pj4+Pgo+ID4+Pj4+ Pj4+IFNpZ25lZC1vZmYtYnk6IFNoYXNoYW5rIFNoYXJtYSA8c2hhc2hhbmsuc2hhcm1hQGludGVs LmNvbT4KPiA+Pj4+Pj4+PiAtLS0KPiA+Pj4+Pj4+PiAgICAgIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2hkbWkuYyB8IDIyICsrKysrKysrKysrKysrLS0tLS0tLS0KPiA+Pj4+Pj4+PiAgICAg IDEgZmlsZSBjaGFuZ2VkLCAxNCBpbnNlcnRpb25zKCspLCA4IGRlbGV0aW9ucygtKQo+ID4+Pj4+ Pj4+Cj4gPj4+Pj4+Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hk bWkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+ID4+Pj4+Pj4+IGluZGV4 IGUyZGFiNDguLmQyNGQxOGEgMTAwNjQ0Cj4gPj4+Pj4+Pj4gLS0tIGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfaGRtaS5jCj4gPj4+Pj4+Pj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfaGRtaS5jCj4gPj4+Pj4+Pj4gQEAgLTEzOTcsNyArMTM5Nyw4IEBAIGludGVsX2hkbWlf ZGV0ZWN0KHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsIGJvb2wgZm9yY2UpCj4gPj4+ Pj4+Pj4gICAgICAJZW51bSBkcm1fY29ubmVjdG9yX3N0YXR1cyBzdGF0dXM7Cj4gPj4+Pj4+Pj4g ICAgICAJc3RydWN0IGludGVsX2hkbWkgKmludGVsX2hkbWkgPSBpbnRlbF9hdHRhY2hlZF9oZG1p KGNvbm5lY3Rvcik7Cj4gPj4+Pj4+Pj4gICAgICAJc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRl dl9wcml2ID0gdG9faTkxNShjb25uZWN0b3ItPmRldik7Cj4gPj4+Pj4+Pj4gLQlib29sIGxpdmVf c3RhdHVzID0gZmFsc2U7Cj4gPj4+Pj4+Pj4gKwlzdHJ1Y3QgZHJtX2RldmljZSAqZGV2ID0gY29u bmVjdG9yLT5kZXY7Cj4gPj4+Pj4+Pj4gKwlib29sIGxpdmVfc3RhdHVzID0gdHJ1ZTsKPiA+Pj4+ Pj4+PiAgICAgIAl1bnNpZ25lZCBpbnQgdHJ5Owo+ID4+Pj4+Pj4+Cj4gPj4+Pj4+Pj4gICAgICAJ RFJNX0RFQlVHX0tNUygiW0NPTk5FQ1RPUjolZDolc11cbiIsCj4gPj4+Pj4+Pj4gQEAgLTE0MDUs MTYgKzE0MDYsMjEgQEAgaW50ZWxfaGRtaV9kZXRlY3Qoc3RydWN0IGRybV9jb25uZWN0b3IgKmNv bm5lY3RvciwgYm9vbCBmb3JjZSkKPiA+Pj4+Pj4+Pgo+ID4+Pj4+Pj4+ICAgICAgCWludGVsX2Rp c3BsYXlfcG93ZXJfZ2V0KGRldl9wcml2LCBQT1dFUl9ET01BSU5fR01CVVMpOwo+ID4+Pj4+Pj4+ Cj4gPj4+Pj4+Pj4gLQlmb3IgKHRyeSA9IDA7ICFsaXZlX3N0YXR1cyAmJiB0cnkgPCA5OyB0cnkr Kykgewo+ID4+Pj4+Pj4+IC0JCWlmICh0cnkpCj4gPj4+Pj4+Pj4gLQkJCW1zbGVlcCgxMCk7Cj4g Pj4+Pj4+Pj4gLQkJbGl2ZV9zdGF0dXMgPSBpbnRlbF9kaWdpdGFsX3BvcnRfY29ubmVjdGVkKGRl dl9wcml2LAo+ID4+Pj4+Pj4+ICsJLyoKPiA+Pj4+Pj4+PiArCSogTGl2ZSBzdGF0dXMgY2hlY2sg Zm9yIEhETUkgZGV0ZWN0aW9uIGlzIG5vdCB2ZXJ5Cj4gPj4+Pj4+Pj4gKwkqIHJlbGlhYmxlIG9u IG9sZGVyIHBsYXRmb3Jtcy4gU28gaW5zaXN0IHRoZSBsaXZlCj4gPj4+Pj4+Pj4gKwkqIHN0YXR1 cyBjaGVjayBmb3IgRURJRCByZWFkIGZyb20gVkxWIG9ud2FyZHMuCj4gPj4+Pj4+Pj4gKwkqLwo+ ID4+Pj4+Pj4+ICsJaWYgKElOVEVMX0lORk8oZGV2KS0+Z2VuID49IDcgJiYgIUlTX0lWWUJSSURH RShkZXYpKSB7Cj4gPj4+Pj4+Pj4gKwkJZm9yICh0cnkgPSAwOyAhbGl2ZV9zdGF0dXMgJiYgdHJ5 IDwgOTsgdHJ5KyspIHsKPiA+Pj4+Pj4+PiArCQkJaWYgKHRyeSkKPiA+Pj4+Pj4+PiArCQkJCW1z bGVlcCgxMCk7Cj4gPj4+Pj4+Pj4gKwkJCWxpdmVfc3RhdHVzID0gaW50ZWxfZGlnaXRhbF9wb3J0 X2Nvbm5lY3RlZChkZXZfcHJpdiwKPiA+Pj4+Pj4+PiAgICAgIAkJCQloZG1pX3RvX2RpZ19wb3J0 KGludGVsX2hkbWkpKTsKPiA+Pj4+Pj4+PiArCQl9Cj4gPj4+Pj4+Pj4gKwkJRFJNX0RFQlVHX0tN UygiTGl2ZSBzdGF0dXMgJXNcbiIsIGxpdmVfc3RhdHVzID8gInVwIiA6ICJkb3duIik7Cj4gPj4+ Pj4+Pj4gICAgICAJfQo+ID4+Pj4+Pj4+Cj4gPj4+Pj4+Pj4gLQlpZiAoIWxpdmVfc3RhdHVzKQo+ ID4+Pj4+Pj4+IC0JCURSTV9ERUJVR19LTVMoIkxpdmUgc3RhdHVzIG5vdCB1cCEiKTsKPiA+Pj4+ Pj4+PiAtCj4gPj4+Pj4+Pgo+ID4+Pj4+Pj4gQXMgSSBzYWlkIGJlZm9yZSwgSSB0aGluayB0aGlz IHdob2xlIHRoaW5nIGNvdWxkIGJlIHNvbHZlZCB3aXRoIGEgc2ltcGxlCj4gPj4+Pj4+PiB0d28t bGluZXIgaGVyZToKPiA+Pj4+Pj4+Cj4gPj4+Pj4+PiArCWlmICguLi4pCj4gPj4+Pj4+PiArCQls aXZlX3N0YXR1cyA9IHRydWU7Cj4gPj4+Pj4+Pgo+ID4+Pj4+PiBZZXMgSSByZW1lbWJlciwgYW5k IEkgcmVwbGllZCBvbiB0aGF0IGFscmVhZHkgdGhhdCB3aHkgd2Ugd291bGQgbGlrZSB0bwo+ID4+ Pj4+PiBrZWVwIHRoZSBsaXZlIHN0YXR1cyBjaGVjay4gSW4gZmFjdCBJIHdvdWxkIGJlIG9rIHRv IHJlbW92ZSB0aGlzIGNoZWNrCj4gPj4+Pj4+IGlmIHlvdSBjYW4gc3VnZ2VzdCBzb21lIG90aGVy IHdheSBvZiBtYWtpbmcgdGhpcyB3b3JrIGZvciBvdGhlcgo+ID4+Pj4+PiBvcGVyYXRpbmcgc3lz dGVtcy9zdyBwbGF0Zm9ybXMuCj4gPj4+Pj4KPiA+Pj4+PiBNeSB0d28gbGluZXIgd291bGQga2Vl cCB0aGUgY2hlY2suCj4gPj4+Pj4KPiA+Pj4+IFNvcnJ5LCBJIG1pZ2h0IGhhdmUgbm90IHVuZGVy c3Rvb2QgeW91IHByb3Blcmx5Lgo+ID4+Pj4gRG8geW91IG1lYW46Cj4gPj4+PiAJaWYgKElOVEVM X0lORk8oZGV2KS0+Z2VuIDwgNyAmJiBJU19JVllCUklER0UoZGV2KSkgewo+ID4+Pj4gCQlsaXZl X3N0YXR1cyA9IHRydWU7Cj4gPj4+PiAJfSBlbHNlIHsKPiA+Pj4+IAkJZG8gdGhlIHNhbWUgbG9v cGluZyBmb3IgcmV0cnk7Cj4gPj4+PiAJfQo+ID4+Pgo+ID4+PiBObywgSSBtZWFuCj4gPj4+Cj4g Pj4+IHsKPiA+Pj4gCS4uLgo+ID4+PiAJZG8gbG9vcDsKPiA+Pj4KPiA+Pj4gCWlmICghbGl2ZV9z dGF0dXMpCj4gPj4+IAkJRFJNX0RFQlVHX0tNUygiTGl2ZSBzdGF0dXMgbm90IHVwISIpOwo+ID4+ Pgo+ID4+PiArCWlmIChkb24ndCB0cnVzdCBsaXZlIHN0YXR1cykKPiA+Pj4gKwkJbGl2ZV9zdGF0 dXMgPSB0cnVlOwo+ID4+PiAJCj4gPj4+IAlpbnRlbF9oZG1pX3Vuc2V0X2VkaWQoKTsKPiA+Pj4g CQo+ID4+PiAJaWYgKGludGVsX2hkbWlfc2V0X2VkaWQobGl2ZV9zdGF0dXMpKSB7Cj4gPj4+IAku Li4KPiA+Pj4gfQo+ID4+Pgo+ID4+Pgo+ID4+IEluIGZhY3QsIHRoaXMgaXMgd2hhdCBJIGhhdmUg ZG9uZS4KPiA+PiBJZiB5b3Ugc2VlIHRoZSBjaGFuZ2UgaW4gdGhpcyBwYXRjaCwKPiA+PiAJLyog TGV0cyBtYWtlIGxpdmUgc3RhdHVzIHRydWUgZm9yIDwgVkxWIHBsYXRmb3JtcyAqLwo+ID4+IAli b29sIGxpdmVfc3RhdHVzID0gdHJ1ZTsKPiA+Pgo+ID4+IAlibGFoLi4uLgo+ID4+IAlibGFoLi4u Lgo+ID4+Cj4gPj4gCS8qIENoZWNrIGxpdmUgc3RhdHVzIG9ubHkgZm9yIG5ld2VyIHBsYXRmb3Jt cyAqLwo+ID4+IAlpZiAodGhpcyBpcyBWTFYgb3IgbGF0ZXIgcGxhdGZvcm1zKSB7Cj4gPj4gCQls aXZlX3N0YXR1cyA9IHJlYWRfcmVhbF9saXZlX3N0YXR1cygpOwo+ID4+IAl9Cj4gPj4gCWludGVs X2hkbWlfdW5zZXRfZWRpZCgpOwo+ID4+IAlpbnRlbF9oZG1pX3NldF9lZGlkKGxpdmVfc3RhdHVz KTsKPiA+Pgo+ID4+IE5vdywgbXkgcXVlc3Rpb24gaXMsIGRvIHlvdSB3YW50IHRvIHJlbW92ZSBs aXZlX3N0YXR1cyBjaGVjayBmb3IgVkxWIGFuZAo+ID4+IG90aGVyIHBsYXRmb3JtcyB0b28gPyBv ciB0aGlzIGlzIGdvb2QgZW5vdWdoID8KPiA+Cj4gPiBObywgSSdtIG9iamVjdGluZyB0byBjaGFu Z2luZyB0aGUgZW50aXJlIGNvZGUgd2hlbiB5b3UgY291bGQganVzdCBhZGQKPiA+IHR3byBsaW5l cy4gQWxzbyBteSB3YXkgaGFzIHRoZSBleHRyYSBiZW5lZml0IHRoYXQgd2Uga2VlcCB0aGUgbGl2 ZQo+ID4gc3RhdHVzIGNoZWNrIG1vc3RseSB3b3JraW5nIG9uIHRoZXNlIHByZXN1bWVkICJicm9r ZW4iIHBsYXRmb3Jtcy4KPiA+Cj4gPiBTbyB0aGUgb25seSBkaWZmZXJlbmNlIHRvIHRoZSBjdXJy ZW50IHNpdHVhdGlvbiBpcyB0aGF0IHdlIHdvdWxkIHN0aWxsCj4gPiBhdHRlbXB0IHRoZSBFRElE IHJlYWQgZXZlbiBpZiBsaXZlX3N0YXR1cyBjYW1lIG91dCBhcyBmYWxzZSwgYnV0IHRoYW5rcwo+ ID4gdG8gdGhlIGV4dHJhIGRlbGF5IGZyb20gdGhlIGxpdmUgc3RhdHVzIHBvbGxpbmcgd2Ugd291 bGQgaG9wZWZ1bGx5Cj4gPiBhdm9pZCBzcHVyaW91cyBkZXRlY3Rpb24gcmVzdWx0cyBzaW5jZSB0 aGUgRURJRCByZWFkIGdldHMgZGVsYXllZCBhIGJpdC4KPiA+Cj4gT2ssIHRoYW5rcyBmb3IgdGhp cyBzdWdnZXN0aW9uLiBJIHdpbGwgZG8gdGhlIGNoYW5nZS4KPiBJIHdhcyB0aGlua2luZyBvZiBh ZGRpbmcgYSB3YXJuaW5nLCBpZiB3ZSBhcmUgZ29pbmcgdG8gcmVhZCB0aGUgRURJRCAKPiB3aXRo b3V0IGxpdmUgc3RhdHVzIGJlaW5nIHNldCwgc291bmRzIG9rID8KClllYWgsIGFkZGluZyBhIGRl YnVnIG1lc3NhZ2UgbWlnaHQgYmUgcHJ1ZGVudC4KCj4gCj4gPj4gCQo+ID4+Pj4KPiA+Pj4+Pj4+ PiAgICAgIAlpbnRlbF9oZG1pX3Vuc2V0X2VkaWQoY29ubmVjdG9yKTsKPiA+Pj4+Pj4+Pgo+ID4+ Pj4+Pj4+ICAgICAgCWlmIChpbnRlbF9oZG1pX3NldF9lZGlkKGNvbm5lY3RvciwgbGl2ZV9zdGF0 dXMpKSB7Cj4gPj4+Pj4+Pj4gLS0KPiA+Pj4+Pj4+PiAxLjkuMQo+ID4+Pj4+Pj4KPiA+Pj4+Pgo+ ID4+Pgo+ID4KCi0tIApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=