From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH v2] drm/amdgpu: simplify bo_va list when vm bo update (v2) Date: Thu, 19 Apr 2018 15:40:46 +0800 Message-ID: <5AD847FE.9050607@amd.com> References: <1524120806-22986-1-git-send-email-Jerry.Zhang@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: 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: christian.koenig-5C7GfCeVMHo@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org CgpPbiAwNC8xOS8yMDE4IDAzOjA2IFBNLCBDaHJpc3RpYW4gS8O2bmlnIHdyb3RlOgo+IEFtIDE5 LjA0LjIwMTggdW0gMDg6NTMgc2NocmllYiBKdW53ZWkgWmhhbmc6Cj4+IHYyOiBmaXggY29tcGls aW5nIHdhcm5pbmcKPj4KPj4gU2lnbmVkLW9mZi1ieTogSnVud2VpIFpoYW5nIDxKZXJyeS5aaGFu Z0BhbWQuY29tPgo+PiAtLS0KPj4gICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVf dm0uYyB8IDIyICsrKysrKysrKystLS0tLS0tLS0tLS0KPj4gICAxIGZpbGUgY2hhbmdlZCwgMTAg aW5zZXJ0aW9ucygrKSwgMTIgZGVsZXRpb25zKC0pCj4+Cj4+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdm0uYwo+PiBiL2RyaXZlcnMvZ3B1L2RybS9hbWQv YW1kZ3B1L2FtZGdwdV92bS5jCj4+IGluZGV4IDhjMzQwNjAuLmUzZTAzNzUgMTAwNjQ0Cj4+IC0t LSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92bS5jCj4+ICsrKyBiL2RyaXZl cnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92bS5jCj4+IEBAIC0xNTA5LDYgKzE1MDksNyBA QCBpbnQgYW1kZ3B1X3ZtX2JvX3VwZGF0ZShzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwKPj4g ICAgICAgc3RydWN0IGRybV9tbV9ub2RlICpub2RlczsKPj4gICAgICAgc3RydWN0IGRtYV9mZW5j ZSAqZXhjbHVzaXZlLCAqKmxhc3RfdXBkYXRlOwo+PiAgICAgICB1aW50NjRfdCBmbGFnczsKPj4g KyAgICB1aW50MzJfdCBtZW1fdHlwZTsKPj4gICAgICAgaW50IHI7Cj4+ICAgICAgIGlmIChjbGVh ciB8fCAhYm9fdmEtPmJhc2UuYm8pIHsKPj4gQEAgLTE1NjEsMTkgKzE1NjIsMTYgQEAgaW50IGFt ZGdwdV92bV9ib191cGRhdGUoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYsCj4+ICAgICAgIH0K Pj4gICAgICAgc3Bpbl9sb2NrKCZ2bS0+c3RhdHVzX2xvY2spOwo+PiAtICAgIGlmIChibyAmJiBi by0+dGJvLnJlc3YgPT0gdm0tPnJvb3QuYmFzZS5iby0+dGJvLnJlc3YpIHsKPj4gLSAgICAgICAg dW5zaWduZWQgbWVtX3R5cGUgPSBiby0+dGJvLm1lbS5tZW1fdHlwZTsKPj4gKyAgICBsaXN0X2Rl bF9pbml0KCZib192YS0+YmFzZS52bV9zdGF0dXMpOwo+PiAtICAgICAgICAvKiBJZiB0aGUgQk8g aXMgbm90IGluIGl0cyBwcmVmZXJyZWQgbG9jYXRpb24gYWRkIGl0IGJhY2sgdG8KPj4gLSAgICAg ICAgICogdGhlIGV2aWN0ZWQgbGlzdCBzbyB0aGF0IGl0IGdldHMgdmFsaWRhdGVkIGFnYWluIG9u IHRoZQo+PiAtICAgICAgICAgKiBuZXh0IGNvbW1hbmQgc3VibWlzc2lvbi4KPj4gLSAgICAgICAg ICovCj4+IC0gICAgICAgIGxpc3RfZGVsX2luaXQoJmJvX3ZhLT5iYXNlLnZtX3N0YXR1cyk7Cj4+ IC0gICAgICAgIGlmICghKGJvLT5wcmVmZXJyZWRfZG9tYWlucyAmIGFtZGdwdV9tZW1fdHlwZV90 b19kb21haW4obWVtX3R5cGUpKSkKPj4gLSAgICAgICAgICAgIGxpc3RfYWRkX3RhaWwoJmJvX3Zh LT5iYXNlLnZtX3N0YXR1cywgJnZtLT5ldmljdGVkKTsKPj4gLSAgICB9IGVsc2Ugewo+PiAtICAg ICAgICBsaXN0X2RlbF9pbml0KCZib192YS0+YmFzZS52bV9zdGF0dXMpOwo+PiAtICAgIH0KPj4g KyAgICAvKiBJZiB0aGUgQk8gaXMgbm90IGluIGl0cyBwcmVmZXJyZWQgbG9jYXRpb24gYWRkIGl0 IGJhY2sgdG8KPj4gKyAgICAgKiB0aGUgZXZpY3RlZCBsaXN0IHNvIHRoYXQgaXQgZ2V0cyB2YWxp ZGF0ZWQgYWdhaW4gb24gdGhlCj4+ICsgICAgICogbmV4dCBjb21tYW5kIHN1Ym1pc3Npb24uCj4+ ICsgICAgICovCj4+ICsgICAgbWVtX3R5cGUgPSBiby0+dGJvLm1lbS5tZW1fdHlwZTsKPj4gKyAg ICBpZiAoYm8gJiYgYm8tPnRiby5yZXN2ID09IHZtLT5yb290LmJhc2UuYm8tPnRiby5yZXN2ICYm Cj4+ICsgICAgICAgICEoYm8tPnByZWZlcnJlZF9kb21haW5zICYgYW1kZ3B1X21lbV90eXBlX3Rv X2RvbWFpbihtZW1fdHlwZSkpKQo+Cj4gVGhlIGluZGVudGF0aW9uIG9uIHRoZSBsaW5lIGFib3Zl IGlzIHdyb25nLCB0aGUgIiEoYm8uLi4iIHNob3VsZCBiZSBvbiB0aGUgc2FtZQo+IGNvbHVtbiBh cyB0aGUgImJvICYmIiBhYm92ZS4KClRoYW5rcyB0byBwb2ludCB0aGF0IG91dC4KCk1heSBJIGdl dCB5b3VyIFJCIHdpdGggdGhhdCBmaXg/CgpKZXJyeQoKPgo+IEFwYXJ0IGZyb20gdGhhdCBsb29r cyBnb29kIHRvIG1lLAo+IENocmlzdGlhbi4KPgo+PiArICAgICAgICBsaXN0X2FkZF90YWlsKCZi b192YS0+YmFzZS52bV9zdGF0dXMsICZ2bS0+ZXZpY3RlZCk7Cj4+ICAgICAgIHNwaW5fdW5sb2Nr KCZ2bS0+c3RhdHVzX2xvY2spOwo+PiAgICAgICBsaXN0X3NwbGljZV9pbml0KCZib192YS0+aW52 YWxpZHMsICZib192YS0+dmFsaWRzKTsKPgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2FtZC1nZngK