From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Fix locking in DRRS flush/invalidate hooks Date: Thu, 9 Apr 2015 15:38:28 +0300 Message-ID: <20150409123828.GS17410@intel.com> References: <1428570631-11009-1-git-send-email-daniel.vetter@ffwll.ch> <87y4m1r5m4.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 3A0716E78B for ; Thu, 9 Apr 2015 05:38:34 -0700 (PDT) Content-Disposition: inline In-Reply-To: <87y4m1r5m4.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: Daniel Vetter , Intel Graphics Development , Rodrigo Vivi , Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBBcHIgMDksIDIwMTUgYXQgMTI6NTI6MTlQTSArMDMwMCwgSmFuaSBOaWt1bGEgd3Jv dGU6Cj4gT24gVGh1LCAwOSBBcHIgMjAxNSwgRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBm ZndsbC5jaD4gd3JvdGU6Cj4gPiBXZSBtdXN0IGFjcXVpcmUgdGhlIG11dGV4IGJlZm9yZSB3ZSBj YW4gY2hlY2sgZHJycy5kcCwgb3RoZXJ3aXNlCj4gPiBzb21lb25lIG1pZ2h0IHNuZWFrIGluIHdp dGggYSBtb2Rlc2V0LCBjbGVhciB0aGUgcG9pbnRlciBhZnRlciB3ZSd2ZQo+ID4gY2hlY2tlZCBp dCBhbmQgdGhlbiB0aGUgY29kZSB3aWxsIE9vcHMuCj4gPgo+ID4gVGhpcyBpc3N1ZSBoYXMgYmVl biBpbnRyb2R1Y2VkIGluCj4gPgo+ID4gY29tbWl0IGE5M2ZhZDBmN2ZiOGEzZmYxMmU4ODE0YjYz MDY0OGY2ZDE4Nzk1NGMKPiA+IEF1dGhvcjogVmFuZGFuYSBLYW5uYW4gPHZhbmRhbmEua2FubmFu QGludGVsLmNvbT4KPiA+IERhdGU6ICAgU2F0IEphbiAxMCAwMjoyNTo1OSAyMDE1ICswNTMwCj4g Pgo+ID4gICAgIGRybS9pOTE1OiBEUlJTIGNhbGxzIGJhc2VkIG9uIGZyb250YnVmZmVyCj4gPgo+ ID4gQ2M6IFJhbWFsaW5nYW0gQyA8cmFtYWxpbmdhbS5jQGludGVsLmNvbT4KPiA+IENjOiBSb2Ry aWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gPiBDYzogVmFuZGFuYSBLYW5uYW4g PHZhbmRhbmEua2FubmFuQGludGVsLmNvbT4KPiA+IFNpZ25lZC1vZmYtYnk6IERhbmllbCBWZXR0 ZXIgPGRhbmllbC52ZXR0ZXJAaW50ZWwuY29tPgo+IAo+IE1pc3NlZCA0LjAgc28gdGhpcyBpcwoK Rm9ydHVuYXRlbHkgc28gc2luY2UgaXQgbWFrZXMgbXkgQlNXIGRlYWRsb2NrIG9uIG1vZHVsZSBs b2FkLiBBbmQgTWlrYQpzYXlzIGhpcyBJVkIgaXMgc2hvd2luZyBzaW1pbGFyIHN5bXB0b21zLgoK PiAKPiBDYzogc3RhYmxlQHZnZXIua2VybmVsLm9yZwo+IAo+IAo+ID4gLS0tCj4gPiAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyB8IDE3ICsrKysrKysrKystLS0tLS0tCj4gPiAgMSBm aWxlIGNoYW5nZWQsIDEwIGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCj4gPgo+ID4gZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcC5jCj4gPiBpbmRleCAxYjg3OTY5NTM2ZmYuLmUyNjVhMGRlZTQ3OSAx MDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiA+ICsrKyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiA+IEBAIC01MTcwLDcgKzUxNzAsNiBA QCBzdGF0aWMgdm9pZCBpbnRlbF9lZHBfZHJyc19kb3duY2xvY2tfd29yayhzdHJ1Y3Qgd29ya19z dHJ1Y3QgKndvcmspCj4gPiAgCQkJZG93bmNsb2NrX21vZGUtPnZyZWZyZXNoKTsKPiA+ICAKPiA+ ICB1bmxvY2s6Cj4gPiAtCj4gPiAgCW11dGV4X3VubG9jaygmZGV2X3ByaXYtPmRycnMubXV0ZXgp Owo+ID4gIH0KPiA+ICAKPiA+IEBAIC01MTkyLDEyICs1MTkxLDE0IEBAIHZvaWQgaW50ZWxfZWRw X2RycnNfaW52YWxpZGF0ZShzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LAo+ID4gIAlzdHJ1Y3QgZHJt X2NydGMgKmNydGM7Cj4gPiAgCWVudW0gcGlwZSBwaXBlOwo+ID4gIAo+ID4gLQlpZiAoIWRldl9w cml2LT5kcnJzLmRwKQo+ID4gLQkJcmV0dXJuOwo+ID4gLQo+ID4gIAljYW5jZWxfZGVsYXllZF93 b3JrX3N5bmMoJmRldl9wcml2LT5kcnJzLndvcmspOwo+ID4gIAo+ID4gIAltdXRleF9sb2NrKCZk ZXZfcHJpdi0+ZHJycy5tdXRleCk7Cj4gPiArCWlmICghZGV2X3ByaXYtPmRycnMuZHApIHsKPiA+ ICsJCW11dGV4X3VubG9jaygmZGV2X3ByaXYtPmRycnMubXV0ZXgpOwo+ID4gKwkJcmV0dXJuOwo+ ID4gKwl9Cj4gPiArCj4gPiAgCWNydGMgPSBkcF90b19kaWdfcG9ydChkZXZfcHJpdi0+ZHJycy5k cCktPmJhc2UuYmFzZS5jcnRjOwo+ID4gIAlwaXBlID0gdG9faW50ZWxfY3J0YyhjcnRjKS0+cGlw ZTsKPiA+ICAKPiA+IEBAIC01MjMxLDEyICs1MjMyLDE0IEBAIHZvaWQgaW50ZWxfZWRwX2RycnNf Zmx1c2goc3RydWN0IGRybV9kZXZpY2UgKmRldiwKPiA+ICAJc3RydWN0IGRybV9jcnRjICpjcnRj Owo+ID4gIAllbnVtIHBpcGUgcGlwZTsKPiA+ICAKPiA+IC0JaWYgKCFkZXZfcHJpdi0+ZHJycy5k cCkKPiA+IC0JCXJldHVybjsKPiA+IC0KPiA+ICAJY2FuY2VsX2RlbGF5ZWRfd29ya19zeW5jKCZk ZXZfcHJpdi0+ZHJycy53b3JrKTsKPiA+ICAKPiA+ICAJbXV0ZXhfbG9jaygmZGV2X3ByaXYtPmRy cnMubXV0ZXgpOwo+ID4gKwlpZiAoIWRldl9wcml2LT5kcnJzLmRwKSB7Cj4gPiArCQltdXRleF91 bmxvY2soJmRldl9wcml2LT5kcnJzLm11dGV4KTsKPiA+ICsJCXJldHVybjsKPiA+ICsJfQo+ID4g Kwo+ID4gIAljcnRjID0gZHBfdG9fZGlnX3BvcnQoZGV2X3ByaXYtPmRycnMuZHApLT5iYXNlLmJh c2UuY3J0YzsKPiA+ICAJcGlwZSA9IHRvX2ludGVsX2NydGMoY3J0YyktPnBpcGU7Cj4gPiAgCWRl dl9wcml2LT5kcnJzLmJ1c3lfZnJvbnRidWZmZXJfYml0cyAmPSB+ZnJvbnRidWZmZXJfYml0czsK PiA+IC0tIAo+ID4gMi4xLjQKPiA+Cj4gPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwo+ID4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+ID4gSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+ID4gaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo+IAo+IC0tIAo+IEphbmkgTmlrdWxhLCBJbnRlbCBP cGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgo+IF9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21h aWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4CgotLSAKVmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=