From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maarten Lankhorst Subject: Re: [PATCH] drm/i915: Avoid divbyzero in modesetting Date: Mon, 22 Feb 2016 14:09:52 +0100 Message-ID: <56CB08A0.30406@linux.intel.com> References: <1456141948-7172-1-git-send-email-tvrtko.ursulin@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 86A576E1A3 for ; Mon, 22 Feb 2016 13:10:42 +0000 (UTC) In-Reply-To: <1456141948-7172-1-git-send-email-tvrtko.ursulin@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Tvrtko Ursulin , Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org SGV5LAoKT3AgMjItMDItMTYgb20gMTI6NTIgc2NocmVlZiBUdnJ0a28gVXJzdWxpbjoKPiBGcm9t OiBUdnJ0a28gVXJzdWxpbiA8dHZydGtvLnVyc3VsaW5AaW50ZWwuY29tPgo+Cj4gTm90IHN1cmUg aWYgaW50ZWxfd21fY29uZmlnLT5udW1fcGlwZXNfYWN0aXZlIGlzIHN1cHBvc2VkIHRvCj4gZXZl ciBiZSB6ZXJvIHdoZW4gaW50ZWxfdXBkYXRlX3dhdGVybWFya3MgZ2V0cyBjYWxsZWQuIEJ1dAo+ IHNpbmNlIGl0IGNhbiBiZSB0cmlnZ2VyZWQgaW4gZWFybHkgcGxhdGZvcm0gYnJpbmd1cCBwZXJo YXBzCj4gd2Ugd2FudCB0byBndWFyZCBhZ2FpbnN0IGl0IHJhdGhlciB0aGFuIGRpdmlkZSBieSB6 ZXJvLgo+Cj4gU2lnbmVkLW9mZi1ieTogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGlu dGVsLmNvbT4KPiBDYzogTWF0dCBSb3BlciA8bWF0dGhldy5kLnJvcGVyQGludGVsLmNvbT4KPiBD YzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiBDYzog RGFuaWVsIFZldHRlciA8ZGFuaWVsQGZmd2xsLmNoPgo+IENjOiBNYWFydGVuIExhbmtob3JzdCA8 bWFhcnRlbi5sYW5raG9yc3RAbGludXguaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9wbS5jIHwgOSArKysrKysrLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDcgaW5z ZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+IGlu ZGV4IGZlYjU3NTk4NzI3YS4uMmI3OTk4ODg5NjE3IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX3BtLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9w bS5jCj4gQEAgLTI4MzEsOCArMjgzMSwxMyBAQCBza2xfZGRiX2dldF9waXBlX2FsbG9jYXRpb25f bGltaXRzKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4gIAkJbnRoX2FjdGl2ZV9waXBlKys7Cj4g IAl9Cj4gIAo+IC0JcGlwZV9zaXplID0gZGRiX3NpemUgLyBjb25maWctPm51bV9waXBlc19hY3Rp dmU7Cj4gLQlhbGxvYy0+c3RhcnQgPSBudGhfYWN0aXZlX3BpcGUgKiBkZGJfc2l6ZSAvIGNvbmZp Zy0+bnVtX3BpcGVzX2FjdGl2ZTsKPiArCWlmIChXQVJOX09OKCFjb25maWctPm51bV9waXBlc19h Y3RpdmUpKSB7Cj4gKwkJcGlwZV9zaXplID0gMDsKPiArCQlhbGxvYy0+c3RhcnQgPSAwOwo+ICsJ fSBlbHNlIHsKPiArCQlwaXBlX3NpemUgPSBkZGJfc2l6ZSAvIGNvbmZpZy0+bnVtX3BpcGVzX2Fj dGl2ZTsKPiArCQlhbGxvYy0+c3RhcnQgPSBudGhfYWN0aXZlX3BpcGUgKiBkZGJfc2l6ZSAvIGNv bmZpZy0+bnVtX3BpcGVzX2FjdGl2ZTsKPiArCX0KPiAgCWFsbG9jLT5lbmQgPSBhbGxvYy0+c3Rh cnQgKyBwaXBlX3NpemU7Cj4gIH0KPiAgCkhvdyBjYW4gdGhpcyBoYXBwZW4/IEl0IHNlZW1zIGlu IHRoYXQgY2FzZSBjc3RhdGUtPmJhc2UuYWN0aXZlIHdvdWxkIGJlIGZhbHNlIGZvciB0aGUgY3Vy cmVudCBwaXBlLAphbmQgdGhlIGNvZGUgc2hvdWxkIGJhaWwgZWFybHkgYWxyZWFkeS4uCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWls aW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=