From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [Beignet] Preventing zero GPU virtual address allocation Date: Mon, 16 Mar 2015 13:11:00 -0700 Message-ID: <550738D4.6070907@virtuousgeek.org> References: <20150305152758.GI18775@phenom.ffwll.local> <20150306083919.GH18784@nuc-i3427.alporthouse.com> <20150309120218.GD23680@nuc-i3427.alporthouse.com> <5502A9A0.1000209@intel.com> <20150313092738.GD3800@phenom.ffwll.local> <20150313165847.GA31491@nuc-i3427.alporthouse.com> <20150313171339.GL3800@phenom.ffwll.local> <148B1B7A67D1C24B9EF0BE42EA4977062B7F5DFE@SHSMSX101.ccr.corp.intel.com> <20150316085214.GF21993@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from gproxy10-pub.mail.unifiedlayer.com (gproxy10-pub.mail.unifiedlayer.com [69.89.20.226]) by gabe.freedesktop.org (Postfix) with SMTP id 7DA486E56F for ; Mon, 16 Mar 2015 13:11:35 -0700 (PDT) In-Reply-To: <20150316085214.GF21993@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , "Song, Ruiling" Cc: "Vetter, Daniel" , "intel-gfx@lists.freedesktop.org" , "Yang, Rong R" , "beignet@lists.freedesktop.org" , "Weinehall, David" List-Id: intel-gfx@lists.freedesktop.org T24gMDMvMTYvMjAxNSAwMTo1MiBBTSwgRGFuaWVsIFZldHRlciB3cm90ZToKPiBPbiBNb24sIE1h ciAxNiwgMjAxNSBhdCAwMjoyOToyNEFNICswMDAwLCBTb25nLCBSdWlsaW5nIHdyb3RlOgo+Pgo+ Pgo+Pj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPj4+IEZyb206IERhbmllbCBWZXR0ZXIg W21haWx0bzpkYW5pZWwudmV0dGVyQGZmd2xsLmNoXSBPbiBCZWhhbGYgT2YgRGFuaWVsCj4+PiBW ZXR0ZXIKPj4+IFNlbnQ6IFNhdHVyZGF5LCBNYXJjaCAxNCwgMjAxNSAxOjE0IEFNCj4+PiBUbzog Q2hyaXMgV2lsc29uOyBEYW5pZWwgVmV0dGVyOyBXZWluZWhhbGwsIERhdmlkOyBab3UsIE5hbmhh aTsgU29uZywgUnVpbGluZzsKPj4+IFZldHRlciwgRGFuaWVsOyBpbnRlbC1nZnhAbGlzdHMuZnJl ZWRlc2t0b3Aub3JnOyBZYW5nLCBSb25nIFI7Cj4+PiBiZWlnbmV0QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwo+Pj4gU3ViamVjdDogUmU6IFtCZWlnbmV0XSBbSW50ZWwtZ2Z4XSBQcmV2ZW50aW5nIHpl cm8gR1BVIHZpcnR1YWwgYWRkcmVzcwo+Pj4gYWxsb2NhdGlvbgo+Pj4KPj4+IE9uIEZyaSwgTWFy IDEzLCAyMDE1IGF0IDA0OjU4OjQ3UE0gKzAwMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPj4+PiBP biBGcmksIE1hciAxMywgMjAxNSBhdCAxMDoyNzozOEFNICswMTAwLCBEYW5pZWwgVmV0dGVyIHdy b3RlOgo+Pj4+PiBJZiBzdXBwb3J0aW5nIHN5c3RlbXMgd2l0aG91dCBmdWxsIHBwZ3R0IGlzIGEg cmVxdWlyZW1lbnQgZm9yIHlvdQo+Pj4+PiAoc3RpbGwgd29ua3kgb24gZ2VuOCBhIGJpdCwgc28g bWlnaHQgYmUgYSBnb29kIHN0cmF0ZWd5KSB0aGVuIGltbwo+Pj4+PiBpdCdzIHRoZSBQSU5fQklB UyBpZGVhIEkndmUgbGFpZCBvdXQgZWFybGllciBpbiB0aGlzIHRocmVhZC4gVGhhdAo+Pj4+PiBv bmUgd2lsbCB3b3JrIGV2ZXJ5d2hlcmUuIHNvZnRwaW4gY2FuIHVuZXhwZWN0ZWRseSBmYWlsIHdp dGhvdXQgZnVsbAo+Pj4+PiBwcGd0dCBpZiB0aGUga2VybmVsIGRlY2lkZXMgdG8gcHV0IHNvbWV0 aGluZyBhdCBhIGdpdmVuIHNwb3QsIHdoaWNoCj4+Pj4+IGltbyBtZWFucyB3ZSBzaG91bGQgb25s eSBleHBvc2UgaXQgb24gZnVsbCBwcGd0dCBzeXN0ZW1zLgo+Pj4+Pgo+Pj4+PiBBbmQgUElOX0JJ QVMgc2hvdWxkIGJlIGZhaXJseSBlYXN5IHRvIHdpcmUgdXAgc2luY2UgdGhlIGludGVybmFsCj4+ Pj4+IGxvZ2ljIGlzIGFsbCB0aGVyZSBhbHJlYWR5LiBTbyAianVzdCIgbmVlZHMgYW4gZXhlY2J1 ZiBmbGFnLCBpZ3QKPj4+Pj4gdGVzdCBhbmQgYXBwcm9wcmlhdGUgdXNlcnNwYWNlIHRvIHNldCB0 aGF0IG5ldyBiaXQuCj4+Pj4KPj4+PiBJdCBkb2Vzbid0IHRob3VnaC4gVG8gcHJvdmlkZSB0aGUg Z3VhcmFudGVlIHVzZXJzcGFjZSBpcyBhc2tpbmcgZm9yCj4+Pj4gKHdoaWNoIGlzIHRoYXQgYWRk cmVzcyAwIGdvZXMgdG8gYSBzcGVjaWFsLCBwcmVmZXJyYWJseSBpbmFjY2Vzc2libGUsCj4+Pj4g cGFnZSksIHlvdSBoYXZlIHRvIGV2aWN0IHRoZSBmaXJzdCBOIHBhZ2VzIGluIHRoZSBHR1RULiBU aGF0IGlzIGp1c3QKPj4+PiBhcyBsaWtlbHkgdG8gZmFpbCB3aXRoIGFuIGV4ZWNidWZmZXIgZmxh ZyBhcyBpdCB3b3VsZCB3aXRoIGFuIGV4ZWNvYmplY3QgZmxhZy4KPj4+Cj4+PiBBZmFpdWkgdXNl cnNwYWNlIG9ubHkgbmVlZHMgdGhlIGd1YXJhbnRlZSB0aGF0IE5VTEwgaXMgbmV2ZXIgYSB2YWxp ZCBhZGRyZXNzLgo+Pj4gV2hpY2ggbWVhbnMgaXQncyBuZXZlciBhIHZhbGlkIGFkZHJlc3MgZm9y IGl0cyBvd24gYnVmZmVyIG9iamVjdHMuIEkgZG9uJ3QKPj4+IHRoaW5rIGl0IGNhcmVzIG9uZSBi aXQgd2hhdCdzIGFjdHVhbGx5IHRoZXJlLCBpdCdzIG5vdCBtYW5kYXRvcnkgdG8gZmF1bHQKPj4+ IGFwcGFyZW50bHkuIEFuZCBmYXVsdGluZyBpcyB3aGF0J3Mgbm90IHBvc3NpYmxlLgo+PiBZZXMs IFRoaXMgaXMgd2hhdCBleGFjdGx5IHdoYXQgd2UgbmVlZCwgdGhhdCBpcyBtYWtlIE5VTEwgYXMg YW4gaW52YWxpZCBhZGRyZXNzLiBJdCdzIGp1c3QgbGlrZSBDIGxhbmd1YWdlLgo+PiBCdXQgSSBo YXZlIHNvbWUgbW9yZSBjb21tZW50LiBUaGUgYnVmZmVyIG9iamVjdCB1c2VkIGluIG9wZW5jbCBt YXkgYmUgYWxsb2NhdGVkIGluIGxpYnZhL29wZW5nbCBhbmQgc2hhcmVkIGZvciBvcGVuY2wgdXNh Z2UgdGhyb3VnaCBzb21lIG9wZW5jbCBleHRlbnNpb24uCj4+IEFmYWl1aSwgdGhpcyB3b3VsZCBp bXBsaWNpdGx5IHJlcXVpcmUgbGlidmEvbWVzYSBhbHNvIGF2b2lkIHplcm8tYWRkcmVzcyBidWZm ZXIgb2JqZWN0IGFsbG9jYXRpb24uCj4+IFdpbGwgbGliZHJtIHJlLWJpbmQgc3VjaCBraW5kIG9m IHNoYXJlZCBidWZmZXIgb2JqZWN0IHRvIGEgbmV3IGdyYXBoaWNzIHZpcnR1YWwgYWRkcmVzcz8K Pj4gU28gdGhhdCBQSU5fQklBUyBpcyBhbHNvIGVmZmVjdGl2ZSBvbiB0aGUgc2hhcmVkIGJ1ZmZl ciwgcmlnaHQ/Cj4gCj4gWWVhaCB3ZSdsbCByZWJpbmQgaWYgbmVlZGVkLiBXZSBjYW4gbWFrZSB0 aGlzIGFuIGV4ZWNidWYgb3IgY29udGV4dCBmbGFnLAo+IGluIGVpdGhlciBjYXNlIGFueXRoaW5n IHRoYXQgZ2V0cyBleGVjdXRlZCBieSBvY2wgd2lsbCBiZSBtb3ZlZCBhcm91bmQgaWYKPiBpdCBh Y2NpZGVudGFsbHkgZW5kZWQgdXAgYXQgdGhlIHdyb25nIHBsYWNlLiBUaGUgb25seSBleGNlcHRp b24gaXMgaWYgYQo+IGJ1ZmZlciBpcyBwaW5uZWQgYWxyZWFkeSwgaS5lLiBpZiB5b3UncmUgZG9p bmcgZGlyZWN0IHJlbmRlcmluZyB0byB0aGUKPiBmcm9udGJ1ZmZlci4gVGhhdCB3aWxsIGdpdmUg eW91IGFuIEVCVVNZLCBidXQgb3RvaCB0aGF0IGFsc28gc2hvdWxkbid0Cj4gZXZlciBoYXBwZW4g cmVhbGx5LgoKT2ggYW5kIHdlIG1heSBuZWVkIHRvIHJlLWludHJvZHVjZSB0aGUgcHBndHQgemVy byBwYWdlIHJlc2VydmF0aW9uCmFueXdheSBkdWUgdG8gYnVncywgYnV0IHRoYXQncyBhbm90aGVy IHRvcGljLi4uCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=