From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Subject: Re: [PATCH RFC 2/2] drm/amdgpu: Set/clear CPU_ACCESS flag on page fault and move to VRAM Date: Mon, 3 Jul 2017 18:49:48 +0900 Message-ID: <45ae166f-70f5-d05e-a5bb-99429b3de063@daenzer.net> References: <160855e9-2517-ae04-fd9d-c638507109cd@daenzer.net> <1498835932-5053-1-git-send-email-john@fastquake.com> <1498835932-5053-3-git-send-email-john@fastquake.com> <4236c636-8b80-7088-6b55-8b9dee1c2b3f@vodafone.de> <3a28996f-2a7c-918c-6c39-65a25d4ea976@daenzer.net> <894e892e-3076-9f52-5dba-71ac135b7d61@vodafone.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <894e892e-3076-9f52-5dba-71ac135b7d61-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org> Content-Language: en-CA List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: =?UTF-8?Q?Christian_K=c3=b6nig?= , John Brooks Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, =?UTF-8?B?TWFyZWsgT2zFocOhaw==?= T24gMDMvMDcvMTcgMDQ6MDYgUE0sIENocmlzdGlhbiBLw7ZuaWcgd3JvdGU6Cj4gQW0gMDMuMDcu MjAxNyB1bSAwMzozNCBzY2hyaWViIE1pY2hlbCBEw6RuemVyOgo+IAo+PiBbLi4uXSBJIHN1Z2dl c3RlZCBjbGVhcmluZyB0aGUgZmxhZyBoZXJlIHRvIEpvaG4gb24gSVJDLiBUaGUKPj4gaWRlYSBp cyBicmllZmx5IGRlc2NyaWJlZCBpbiB0aGUgY29tbWl0IGxvZywgbGV0IG1lIGVsYWJvcmF0ZSBh IGJpdCBvbgo+PiB0aGF0Ogo+Pgo+PiBXaGVuIGEgQk8gaXMgbW92ZWQgdG8gVlJBTSB3aGljaCBo YXMgdGhlIEFNREdQVV9CT19GTEFHX0NQVV9BQ0NFU1MgZmxhZwo+PiBzZXQsIGl0IGlzIHB1dCBp biBDUFUgdmlzaWJsZSBWUkFNLCBhbmQgdGhlIGZsYWcgaXMgY2xlYXJlZC4gSWYgdGhlIENQVQo+ PiBkb2Vzbid0IGFjY2VzcyB0aGUgQk8sIHRoZSBuZXh0IHRpbWUgaXQgd2lsbCBiZSBtb3ZlZCB0 byBWUkFNIChhZnRlciBpdAo+PiB3YXMgZXZpY3RlZCBmcm9tIHRoZXJlLCBmb3IgYW55IHJlYXNv biksIHRoZSBmbGFnIHdpbGwgbm8gbG9uZ2VyIGJlIHNldCwKPj4gYW5kIHRoZSBCTyB3aWxsIGxp a2VseSBiZSBtb3ZlZCB0byBDUFUgaW52aXNpYmxlIFZSQU0uCj4+Cj4+IElmIHRoZSBCTyBpcyBh Y2Nlc3NlZCBieSB0aGUgQ1BVIGFnYWluIHRob3VnaCAobm8gbWF0dGVyIHdoZXJlIHRoZSBCTyBp cwo+PiBjdXJyZW50bHkgbG9jYXRlZCBhdCB0aGF0IHRpbWUpLCB0aGUgZmxhZyBpcyBzZXQgYWdh aW4sIGFuZCB0aGUgY3ljbGUKPj4gZnJvbSB0aGUgcHJldmlvdXMgcGFyYWdyYXBoIHN0YXJ0cyBv dmVyLgo+Pgo+PiBUaGUgZW5kIHJlc3VsdCBzaG91bGQgYmUgc2ltaWxhciBhcyB3aXRoIHRoZSB0 aW1lc3RhbXAgYmFzZWQgc29sdXRpb24gaW4KPj4gSm9obidzIGVhcmxpZXIgc2VyaWVzOiBCT3Mg d2hpY2ggYXJlIGF0IGxlYXN0IG9jY2FzaW9uYWxseSBhY2Nlc3NlZCBieQo+PiB0aGUgQ1BVIHdp bGwgdGVuZCB0byBiZSBpbiBDUFUgdmlzaWJsZSBWUkFNLCB0aG9zZSB3aGljaCBhcmUgbmV2ZXIK Pj4gYWNjZXNzZWQgYnkgdGhlIENQVSBjYW4gYmUgaW4gQ1BVIGludmlzaWJsZSBWUkFNLgo+IFll YWgsIEkgdW5kZXJzdGFuZCB0aGUgaW50ZW50aW9uLiBCdXQgdGhlIGltcGxlbWVudGF0aW9uIGlz bid0IGV2ZW4KPiByZW1vdGVseSBjb3JyZWN0Lgo+IAo+IEZpcnN0IG9mIGFsbCB0aGUgZmxhZyBt dXN0IGJlIGNsZWFyZWQgaW4gdGhlIENTIHdoaWNoIHdhbnRzIHRvIG1vdmUgdGhlCj4gQk8sIG5v dCBpbiB0aGUgbW92ZSBmdW5jdGlvbnMgd2hlbiB0aGUgZGVjaXNpb24gd2hlcmUgdG8gcHV0IGl0 IGlzCj4gYWxyZWFkeSBtYWRlLgoKRm9yIHRoZSBwdXJwb3NlIG9mIHRoaXMgcGF0Y2gsIHdlIHNo b3VsZCBjbGVhciB0aGUgZmxhZyB3aGVuIHRoZSBCTyBpcwphY3R1YWxseSBtb3ZlZCB0byBWUkFN LCByZWdhcmRsZXNzIG9mIGhvdyBvciB3aHkuCgoKPiBTZWNvbmQgY3VycmVudGx5IHRoZSBmbGFn IGlzIHNldCBvbiBwYWdlIGZhdWx0LCBidXQgbmV2ZXIgY2xlYXJlZAo+IGJlY2F1c2UgdGhlIHBs YWNlIHdoZXJlIHRoZSBjb2RlIHRvIGNsZWFyIGl0IHdhcyBhZGRlZCBpcyBqdXN0Cj4gY29tcGxl dGVseSBpbmNvcnJlY3QgKHNlZSBhYm92ZSkuCgpNeSBiYWQsIHRoYW5rcyBmb3IgcG9pbnRpbmcg dGhpcyBvdXQuIFRoZSBmb2xsb3dpbmcgYXQgdGhlIGVuZCBvZgphbWRncHVfYm9fbW92ZSBzaG91 bGQgZG8gdGhlIHRyaWNrOgoKCWlmIChuZXdfbWVtLT5tZW1fdHlwZSA9PSBUVE1fUExfVlJBTSAm JgoJICAgIG9sZF9tZW0tPm1lbV90eXBlICE9IFRUTV9QTF9WUkFNKSB7CgkJLyogYW1kZ3B1X2Jv X2ZhdWx0X3Jlc2VydmVfbm90aWZ5IHdpbGwgcmUtc2V0IHRoaXMgaWYKCQkgKiB0aGUgQ1BVIGFj Y2Vzc2VzIHRoZSBCTyBhZnRlciBpdCdzIG1vdmVkLgoJCSAqLwoJCWFiby0+ZmxhZ3MgJj0gfkFN REdQVV9CT19GTEFHX0NQVV9BQ0NFU1M7Cgl9CgoKPiBJbnN0ZWFkIG9mIG1lc3Npbmcgd2l0aCBh bGwgdGhpcyBJIHN1Z2dlc3QgdGhhdCB3ZSBqdXN0IGFkZCBhIGppZmZpZXMKPiBiYXNlZCB0aW1l b3V0IHRvIHRoZSBCTyB3aGVuIHdlIGNhbiBjbGVhciB0aGUgZmxhZy4gRm9yIGtlcm5lbCBCT3Mg dGhpcwo+IHRpbWVvdXQgaXMganVzdCBpbmZpbml0eS4KPiAKPiBUaGVuIHdlIGNoZWNrIGluIGFt ZGdwdV9jc19ib192YWxpZGF0ZSgpIGJlZm9yZSBnZW5lcmF0aW5nIHRoZQo+IHBsYWNlbWVudHMg aWYgd2UgY291bGQgY2xlYXIgdGhlIGZsYWcgYW5kIGRvIHNvIGJhc2VkIG9uIHRoZSB0aW1lb3V0 LgoKVGhlIGlkZWEgZm9yIHRoaXMgcGF0Y2ggd2FzIHRvIHNhdmUgdGhlIG1lbW9yeSBhbmQgQ1BV IGN5Y2xlcyBuZWVkZWQgZm9yCnRoYXQgYXBwcm9hY2guCgoKLS0gCkVhcnRobGluZyBNaWNoZWwg RMOkbnplciAgICAgICAgICAgICAgIHwgICAgICAgICAgICAgICBodHRwOi8vd3d3LmFtZC5jb20K TGlicmUgc29mdHdhcmUgZW50aHVzaWFzdCAgICAgICAgICAgICB8ICAgICAgICAgICAgIE1lc2Eg YW5kIFggZGV2ZWxvcGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmFtZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=