From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Chew Subject: Re: CUDA fixed VA allocations and sparse mappings Date: Wed, 8 Jul 2015 14:18:02 -0700 Message-ID: <20150708211801.GA27080@achew-linux64.nvidia.com> References: <20150708001559.GA30347@achew-linux64.nvidia.com> <20150708003153.GA30426@achew-linux64.nvidia.com> <20150708004735.GA30570@achew-linux64.nvidia.com> <20150708194004.GA8122@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20150708194004.GA8122-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Nouveau" To: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: nouveau.vger.kernel.org PiA+ID4gQWgsIEkgZ2V0IHdoYXQgeW91J3JlIHNheWluZy4gIFN1cmUsIEkgdGhpbmsgdGhhdCBt aWdodCBiZSBva2F5LiAgTm90IHN1cmUKPiA+ID4gaG93IHdlIHdvdWxkIGdldCBhdCB0aGF0IGlu Zm9ybWF0aW9uLCB0aG91Z2gsIGFuZCBpdCB3b3VsZCBiZSBob3JyaWJsZSB0bwo+ID4gPiBqdXN0 IGJha2UgaXQgaW4gc29tZXdoZXJlLiAgSSdtIGxvb2tpbmcgaW50byBob3cgbnZncHUgZHJpdmVy IGRvZXMgaXQuLi4KPiA+ID4gbWF5YmUgdGhleSBoYXZlIGdvb2QgcmVhc29ucyB0byBkbyBpdCB0 aGUgd2F5IHRoZXkgZG8uICBTb3JyeSBpZiBJIGdvCj4gPiA+IHF1aWV0IGZvciBhIGxpdHRsZSBi aXQuLi4KPiA+IEFmdGVyIGEgdmVyeSBxdWljayBsb29rLCBpdCBsb29rcyBsaWtlIHRoZSBrZXJu ZWwgZGVmaW5lcyBhCj4gPiBQQUdFX09GRlNFVCBtYWNybyB3aGljaCBpcyB0aGUgc3RhcnQgb2Yg a2VybmVsIHZpcnR1YWwgYWRkcmVzcyBzcGFjZS4KPiAKPiBZb3UgbmVlZCB0byBiZSBjYXJlZnVs bCBoZXJlLCBmaXJzdCB0aGUgaGFyZHdhcmUgbWlnaHQgbm90IGhhdmUgYXMgbWFueSBiaXQKPiBh cyB0aGUgQ1BVLiBGb3IgaW5zdGFuY2UgeDg2LTY0IGhhdmUgYSA0OGJpdHMgZm9yIHZpcnR1YWwg YWRkcmVzcyBpZSBvbmx5Cj4gNDhiaXRzIG9mIHRoZSBhZGRyZXNzIGlzIG1lYW5pbmcgZnVsbCwg b2xkZXIgcmFkZW9uICg8Q0kgaWlyYykgb25seSBoYXZlCj4gNDBiaXRzIGZvciB0aGUgYWRkcmVz cyBidXMuIFdpdGggc3VjaCBjb25maWd1cmF0aW9uIHlvdSBjb3VsZCBub3QgbW92ZSBhbGwKPiBw cml2YXRlIGtlcm5lbCBhbGxvY2F0aW9uIGluc2lkZSB0aGUga2VybmVsIHpvbmUuCj4gCj4gU2Vj b25kIGlzc3VlIGlzIHRoaW5nIGxpa2UgMzJiaXQgcHJvY2VzcyBvbiA2NGJpdCBrZXJuZWwsIGlu IHdoaWNoIGNhc2UKPiB5b3UgaGF2ZSB0aGUgdXN1YWwgM0dCIHVzZXJzcGFjZSwgMUdCIGtlcm5l bCBzcGFjZSBzcGxpdC4gU28gaW5zdGVhZCBvZgo+IHVzaW5nIFBBR0VfT0ZGU0VUIHlvdSBtaWdo dCB3YW50IHRvIHVzZSBUQVNLX1NJWkUgd2hpY2ggaXMgYSBtYWNybyB0aGF0Cj4gd2lsbCBsb29r dXAgdGhlIGxpbWl0IHVzaW5nIHRoZSBjdXJyZW50IChwcm9jZXNzIHN0cnVjdCBwb2ludGVyKS4K PiAKPiBJIHRoaW5rIGlzc3VlIGZvciBub3V2ZWF1IGlzIHRoYXQga2VybmVsIHNwYWNlIGFscmVh ZHkgaGFuZGxlIHNvbWUKPiBhbGxvY2F0aW9uIG9mIHZpcnR1YWwgYWRkcmVzcywgd2hpbGUgZm9y IHJhZGVvbiB0aGUgd2hvbGUgdmlydHVhbCBhZGRyZXNzCj4gc3BhY2UgaXMgZnVsbHkgdW5kZXIg dGhlIHVzZXJzcGFjZSBjb250cm9sLgo+IAo+IEdpdmVuIHRoaXMsIHlvdSBtaWdodCB3YW50IHRv IHVzZSB0cmljayBvbiBib3RoIHNpZGUgKGtlcm5lbCBhbmQgdXNlcgo+IHNwYWNlKS4gRm9yIGlu c3RhbmNlIHlvdSBjb3VsZCBtbWFwIGEgcmVnaW9uIHdpdGggUFJPVF9OT05FIHRvIHJlc2VydmUK PiBhIHJhbmdlIG9mIHZpcnR1YWwgYWRkcmVzcyBmcm9tIHVzZXJzcGFjZSwgdGhlbiB0ZWxsIHRo ZSBkcml2ZXIgYWJvdXQKPiB0aGF0IHJhbmdlIGFuZCBoYXZlIHRoZSBkcml2ZXIgaW5pdGlhbGl6 ZSB0aGUgR1BVIGFuZCB1c2UgdGhhdCBjaHVuawo+IGZvciBrZXJuZWwgcHJpdmF0ZSBzdHJ1Y3R1 cmUgYWxsb2NhdGlvbi4KPiAKPiBJc3N1ZSBpcyB0aGF0IGl0IGlzIGtpbmQgb2YgYSBBUEkgdmlv bGF0aW9uIGZvciBub3V2ZWF1IGtlcm5lbCBkcml2ZXIuCj4gVGhvdWdodCBpIGFtIG5vdCBmYW1p bGlhciBlbm91Z2gsIG1heWJlIHlvdSBjYW4gZG8gaW9jdGwgdG8gbm91dmVhdQo+IGJlZm9yZSBu b3V2ZWF1IGluaWFsaXplIGFuZCBhbGxvY2F0ZSB0aGUga2VybmVsIHByaXZhdGUgYnVmZmVyIChn ciBhbmQKPiBvdGhlciBzdHVmZikuIElmIHNvIHRoZW4gcHJvYmxlbSBzb2x2ZSBpIGd1ZXNzLiBQ cm9jZXNzIHRoYXQgd2FudCB0bwo+IHVzZSBDVURBIHdpbGwgbmVlZCB0byBkbyB0aGUgbW1hcCBk YW5jZSBhbmQgZWFybHkgaW9jdGwuCgpJIHRoaW5rIHdlIGNhbiBoYXZlIGEgbm91dmVhdSBpb2N0 bCB0byByZXBvcnQgdGhlIGZ1bGwgYWRkcmVzcyByYW5nZSB0aGF0CnRoZSBHUFUgc3VwcG9ydHMu ICBVc2Vyc3BhY2UgY2FuIHVzZSB0aGlzIGluZm9ybWF0aW9uIHRvIGtub3cgd2hhdCByYW5nZQpp dCBjYW4gcmVzZXJ2ZS4gIFRoZSByZXNlcnZhdGlvbiBwYXJ0IHdlIGNhbiBkbyB3aXRoIHRoZSBv cmlnaW5hbCBBU19BTExPQwphbmQgQVNfRlJFRSBub3V2ZWF1IGlvY3RscyB0aGF0IEkgb3JpZ2lu YWxseSBwcm9wb3NlZCwgYW5kIGluIHRoZSBDVURBIGNhc2UsCnRoaXMgcmVzZXJ2YXRpb24gc2hv dWxkIGhhcHBlbiBiZWZvcmUgYW55IGNoYW5uZWwgZm9yIGEgcGFydGljdWxhciBjb250ZXh0Cmdl dHMgY3JlYXRlZC4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KTm91dmVhdSBtYWlsaW5nIGxpc3QKTm91dmVhdUBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL25vdXZlYXUK