From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [PATCH] drm/i915: Pevent copying uninitialised garbage into vma->ggtt_view Date: Mon, 23 Jan 2017 16:01:57 +0000 Message-ID: <20170123160157.GK17136@nuc-i3427.alporthouse.com> References: <20170123145245.3972-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id 454916E363 for ; Mon, 23 Jan 2017 16:02:05 +0000 (UTC) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Matthew Auld Cc: Intel Graphics Development List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBKYW4gMjMsIDIwMTcgYXQgMDM6MDE6MjBQTSArMDAwMCwgTWF0dGhldyBBdWxkIHdy b3RlOgo+IE9uIDIzIEphbnVhcnkgMjAxNyBhdCAxNDo1MiwgQ2hyaXMgV2lsc29uIDxjaHJpc0Bj aHJpcy13aWxzb24uY28udWs+IHdyb3RlOgo+ID4gU2luY2UgdHdlYWtpbmcgaTkxNV92bWFfY29t cGFyZSgpIHdlIGFsbG93ZWQgY29uc3RydWN0b3JzIHRvIHNraXAKPiA+IGNsZWFyaW5nIHRoZSBn Z3R0X3ZpZXcgYmVsaWV2aW5nIHRoYXQgd2UgZGlkbid0IGFjY2VzcyB0aGUgdW51c2VkCj4gPiBt ZW1iZXJzLiBUaGF0LCBhcyBpdCB0dXJucyBvdXQsIHdhcyBub3QgZW50aXJlbHkgdHJ1ZS4gSW4g cGFydGljdWxhciwKPiA+IGk5MTVfZ2VtX2ZhdWx0KCkgdXNlcwo+ID4KPiA+ICAgICByZXQgPSBy ZW1hcF9pb19tYXBwaW5nKGFyZWEsCj4gPiAgICAgICAgICAgICBhcmVhLT52bV9zdGFydCArICh2 bWEtPmdndHRfdmlldy5wYXJ0aWFsLm9mZnNldCA8PCBQQUdFX1NISUZUKSwKPiA+ICAgICAgICAg ICAgIChnZ3R0LT5tYXBwYWJsZV9iYXNlICsgdm1hLT5ub2RlLnN0YXJ0KSA+PiBQQUdFX1NISUZU LAo+ID4gICAgICAgICAgICAgbWluX3QodTY0LCB2bWEtPnNpemUsIGFyZWEtPnZtX2VuZCAtIGFy ZWEtPnZtX3N0YXJ0KSwKPiA+ICAgICAgICAgICAgICZnZ3R0LT5tYXBwYWJsZSk7Cj4gPgo+ID4g aS5lLiB0aGUgZ2d0dF92aWV3LnBhcnRpYWwgZm9yIGJvdGggbm9ybWFsIGFuZCBwYXJ0aWFsIHZp ZXdzLiBJZiB3ZQo+ID4gYWxsb3dlZCBnYXJiYWdlIGludG8gdGhlIG5vcm1hbCB2bWEtPmdndHRf dmlldyBhbmQgdGhlbiB0cnkgdXNlcnNwYWNlCj4gPiB0cmllZCB0byBtbWFwIGl0LCB3ZSBjb3Vs ZCBleHBsb2RlIGluIGFuIHVub2J2aW91cyBmYXNoaW9uLgo+ID4KPiA+IEZpeGVzOiA3YjkyYzA0 N2JhZTIgKCJkcm0vaTkxNTogRWxpbWluYXRlIHN1cGVyZmx1b3VzIGk5MTVfZ2d0dF92aWV3X3Jv dGF0ZWQiKQo+ID4gRml4ZXM6IDNiZjRkNTc1MTk0MyAoImRybS9pOTE1OiBTdG9wIGNsZWFyaW5n IGk5MTVfZ2d0dF92aWV3IikKPiA+IFJlcG9ydGVkLWJ5OiBNYXR0aGV3IEF1bGQgPG1hdHRoZXcu d2lsbGlhbS5hdWxkQGdtYWlsLmNvbT4KPiA+IFNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8 Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+ID4gQ2M6IEpvb25hcyBMYWh0aW5lbiA8am9vbmFz LmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KPiA+IENjOiBNYXR0aGV3IEF1bGQgPG1hdHRoZXcu d2lsbGlhbS5hdWxkQGdtYWlsLmNvbT4KPiBUZXN0ZWQtYnk6IE1hdHRoZXcgQXVsZCA8bWF0dGhl dy5hdWxkQGludGVsLmNvbT4KPiBSZXZpZXdlZC1ieTogTWF0dGhldyBBdWxkIDxtYXR0aGV3LmF1 bGRAaW50ZWwuY29tPgoKVGhhbmtzIGZvciBxdWlja2x5IGZpbmRpbmcgdGhpcy4KLUNocmlzCgot LSAKQ2hyaXMgV2lsc29uLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRyZQpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK