From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Fix locking in DRRS flush/invalidate hooks Date: Thu, 09 Apr 2015 12:52:19 +0300 Message-ID: <87y4m1r5m4.fsf@intel.com> References: <1428570631-11009-1-git-send-email-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 26C2E6E2FB for ; Thu, 9 Apr 2015 02:50:34 -0700 (PDT) In-Reply-To: <1428570631-11009-1-git-send-email-daniel.vetter@ffwll.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Intel Graphics Development Cc: Daniel Vetter , Rodrigo Vivi , Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAwOSBBcHIgMjAxNSwgRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBmZndsbC5j aD4gd3JvdGU6Cj4gV2UgbXVzdCBhY3F1aXJlIHRoZSBtdXRleCBiZWZvcmUgd2UgY2FuIGNoZWNr IGRycnMuZHAsIG90aGVyd2lzZQo+IHNvbWVvbmUgbWlnaHQgc25lYWsgaW4gd2l0aCBhIG1vZGVz ZXQsIGNsZWFyIHRoZSBwb2ludGVyIGFmdGVyIHdlJ3ZlCj4gY2hlY2tlZCBpdCBhbmQgdGhlbiB0 aGUgY29kZSB3aWxsIE9vcHMuCj4KPiBUaGlzIGlzc3VlIGhhcyBiZWVuIGludHJvZHVjZWQgaW4K Pgo+IGNvbW1pdCBhOTNmYWQwZjdmYjhhM2ZmMTJlODgxNGI2MzA2NDhmNmQxODc5NTRjCj4gQXV0 aG9yOiBWYW5kYW5hIEthbm5hbiA8dmFuZGFuYS5rYW5uYW5AaW50ZWwuY29tPgo+IERhdGU6ICAg U2F0IEphbiAxMCAwMjoyNTo1OSAyMDE1ICswNTMwCj4KPiAgICAgZHJtL2k5MTU6IERSUlMgY2Fs bHMgYmFzZWQgb24gZnJvbnRidWZmZXIKPgo+IENjOiBSYW1hbGluZ2FtIEMgPHJhbWFsaW5nYW0u Y0BpbnRlbC5jb20+Cj4gQ2M6IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4K PiBDYzogVmFuZGFuYSBLYW5uYW4gPHZhbmRhbmEua2FubmFuQGludGVsLmNvbT4KPiBTaWduZWQt b2ZmLWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGludGVsLmNvbT4KCk1pc3NlZCA0 LjAgc28gdGhpcyBpcwoKQ2M6IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcKCgo+IC0tLQo+ICBkcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jIHwgMTcgKysrKysrKysrKy0tLS0tLS0KPiAgMSBm aWxlIGNoYW5nZWQsIDEwIGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0t Z2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2RwLmMKPiBpbmRleCAxYjg3OTY5NTM2ZmYuLmUyNjVhMGRlZTQ3OSAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+IEBAIC01MTcwLDcgKzUxNzAsNiBAQCBzdGF0aWMgdm9p ZCBpbnRlbF9lZHBfZHJyc19kb3duY2xvY2tfd29yayhzdHJ1Y3Qgd29ya19zdHJ1Y3QgKndvcmsp Cj4gIAkJCWRvd25jbG9ja19tb2RlLT52cmVmcmVzaCk7Cj4gIAo+ICB1bmxvY2s6Cj4gLQo+ICAJ bXV0ZXhfdW5sb2NrKCZkZXZfcHJpdi0+ZHJycy5tdXRleCk7Cj4gIH0KPiAgCj4gQEAgLTUxOTIs MTIgKzUxOTEsMTQgQEAgdm9pZCBpbnRlbF9lZHBfZHJyc19pbnZhbGlkYXRlKHN0cnVjdCBkcm1f ZGV2aWNlICpkZXYsCj4gIAlzdHJ1Y3QgZHJtX2NydGMgKmNydGM7Cj4gIAllbnVtIHBpcGUgcGlw ZTsKPiAgCj4gLQlpZiAoIWRldl9wcml2LT5kcnJzLmRwKQo+IC0JCXJldHVybjsKPiAtCj4gIAlj YW5jZWxfZGVsYXllZF93b3JrX3N5bmMoJmRldl9wcml2LT5kcnJzLndvcmspOwo+ICAKPiAgCW11 dGV4X2xvY2soJmRldl9wcml2LT5kcnJzLm11dGV4KTsKPiArCWlmICghZGV2X3ByaXYtPmRycnMu ZHApIHsKPiArCQltdXRleF91bmxvY2soJmRldl9wcml2LT5kcnJzLm11dGV4KTsKPiArCQlyZXR1 cm47Cj4gKwl9Cj4gKwo+ICAJY3J0YyA9IGRwX3RvX2RpZ19wb3J0KGRldl9wcml2LT5kcnJzLmRw KS0+YmFzZS5iYXNlLmNydGM7Cj4gIAlwaXBlID0gdG9faW50ZWxfY3J0YyhjcnRjKS0+cGlwZTsK PiAgCj4gQEAgLTUyMzEsMTIgKzUyMzIsMTQgQEAgdm9pZCBpbnRlbF9lZHBfZHJyc19mbHVzaChz dHJ1Y3QgZHJtX2RldmljZSAqZGV2LAo+ICAJc3RydWN0IGRybV9jcnRjICpjcnRjOwo+ICAJZW51 bSBwaXBlIHBpcGU7Cj4gIAo+IC0JaWYgKCFkZXZfcHJpdi0+ZHJycy5kcCkKPiAtCQlyZXR1cm47 Cj4gLQo+ICAJY2FuY2VsX2RlbGF5ZWRfd29ya19zeW5jKCZkZXZfcHJpdi0+ZHJycy53b3JrKTsK PiAgCj4gIAltdXRleF9sb2NrKCZkZXZfcHJpdi0+ZHJycy5tdXRleCk7Cj4gKwlpZiAoIWRldl9w cml2LT5kcnJzLmRwKSB7Cj4gKwkJbXV0ZXhfdW5sb2NrKCZkZXZfcHJpdi0+ZHJycy5tdXRleCk7 Cj4gKwkJcmV0dXJuOwo+ICsJfQo+ICsKPiAgCWNydGMgPSBkcF90b19kaWdfcG9ydChkZXZfcHJp di0+ZHJycy5kcCktPmJhc2UuYmFzZS5jcnRjOwo+ICAJcGlwZSA9IHRvX2ludGVsX2NydGMoY3J0 YyktPnBpcGU7Cj4gIAlkZXZfcHJpdi0+ZHJycy5idXN5X2Zyb250YnVmZmVyX2JpdHMgJj0gfmZy b250YnVmZmVyX2JpdHM7Cj4gLS0gCj4gMi4xLjQKPgo+IF9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+IEludGVs LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4CgotLSAKSmFuaSBOaWt1bGEsIEludGVsIE9wZW4g U291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGlu Zm8vaW50ZWwtZ2Z4Cg==