From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhoucm1 Subject: Re: [PATCH 2/3] drm/amdgpu: add some extra VM error handling Date: Tue, 16 May 2017 10:39:26 +0800 Message-ID: <591A665E.1020805@amd.com> References: <1494849459-3221-1-git-send-email-deathsimple@vodafone.de> <1494849459-3221-2-git-send-email-deathsimple@vodafone.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1494849459-3221-2-git-send-email-deathsimple-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org> 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?B?Q2hyaXN0aWFuIEvDtm5pZw==?= , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org CgpPbiAyMDE35bm0MDXmnIgxNeaXpSAxOTo1NywgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPiBG cm9tOiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+Cj4KPiBJZiB1 cGRhdGluZyB0aGUgUERzIGZhaWxzIHdlIG5vdyBpbnZhbGlkYXRlIGFsbCBlbnRyaWVzIHRvIHRy eSBhZ2FpbiBsYXRlci4KPgo+IFNpZ25lZC1vZmYtYnk6IENocmlzdGlhbiBLw7ZuaWcgPGNocmlz dGlhbi5rb2VuaWdAYW1kLmNvbT4KUmV2aWV3ZWQtYnk6IENodW5taW5nIFpob3UgPGRhdmlkMS56 aG91QGFtZC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVf dm0uYyB8IDM0ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0KPiAgIDEgZmlsZSBj aGFuZ2VkLCAzMyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCj4KPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3ZtLmMgYi9kcml2ZXJzL2dwdS9kcm0v YW1kL2FtZGdwdS9hbWRncHVfdm0uYwo+IGluZGV4IDM0NGY5NDMuLmI4NzdmOWYzIDEwMDY0NAo+ IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92bS5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3ZtLmMKPiBAQCAtMTEwNSw2ICsxMTA1LDMy IEBAIHN0YXRpYyBpbnQgYW1kZ3B1X3ZtX3VwZGF0ZV9sZXZlbChzdHJ1Y3QgYW1kZ3B1X2Rldmlj ZSAqYWRldiwKPiAgIH0KPiAgIAo+ICAgLyoKPiArICogYW1kZ3B1X3ZtX2ludmFsaWRhdGVfbGV2 ZWwgLSBtYXJrIGFsbCBQRCBsZXZlbHMgYXMgaW52YWxpZAo+ICsgKgo+ICsgKiBAcGFyZW50OiBw YXJlbnQgUEQKPiArICoKPiArICogTWFyayBhbGwgUEQgbGV2ZWwgYXMgaW52YWxpZCBhZnRlciBh biBlcnJvci4KPiArICovCj4gK3N0YXRpYyB2b2lkIGFtZGdwdV92bV9pbnZhbGlkYXRlX2xldmVs KHN0cnVjdCBhbWRncHVfdm1fcHQgKnBhcmVudCkKPiArewo+ICsJdW5zaWduZWQgcHRfaWR4Owo+ ICsKPiArCS8qCj4gKwkgKiBSZWN1cnNlIGludG8gdGhlIHN1YmRpcmVjdG9yaWVzLiBUaGlzIHJl Y3Vyc2lvbiBpcyBoYXJtbGVzcyBiZWNhdXNlCj4gKwkgKiB3ZSBvbmx5IGhhdmUgYSBtYXhpbXVt IG9mIDUgbGF5ZXJzLgo+ICsJICovCj4gKwlmb3IgKHB0X2lkeCA9IDA7IHB0X2lkeCA8PSBwYXJl bnQtPmxhc3RfZW50cnlfdXNlZDsgKytwdF9pZHgpIHsKPiArCQlzdHJ1Y3QgYW1kZ3B1X3ZtX3B0 ICplbnRyeSA9ICZwYXJlbnQtPmVudHJpZXNbcHRfaWR4XTsKPiArCj4gKwkJaWYgKCFlbnRyeS0+ Ym8pCj4gKwkJCWNvbnRpbnVlOwo+ICsKPiArCQllbnRyeS0+YWRkciA9IH4wVUxMOwo+ICsJCWFt ZGdwdV92bV9pbnZhbGlkYXRlX2xldmVsKGVudHJ5KTsKPiArCX0KPiArfQo+ICsKPiArLyoKPiAg ICAqIGFtZGdwdV92bV91cGRhdGVfZGlyZWN0b3JpZXMgLSBtYWtlIHN1cmUgdGhhdCBhbGwgZGly ZWN0b3JpZXMgYXJlIHZhbGlkCj4gICAgKgo+ICAgICogQGFkZXY6IGFtZGdwdV9kZXZpY2UgcG9p bnRlcgo+IEBAIC0xMTE2LDcgKzExNDIsMTMgQEAgc3RhdGljIGludCBhbWRncHVfdm1fdXBkYXRl X2xldmVsKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LAo+ICAgaW50IGFtZGdwdV92bV91cGRh dGVfZGlyZWN0b3JpZXMoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYsCj4gICAJCQkJIHN0cnVj dCBhbWRncHVfdm0gKnZtKQo+ICAgewo+IC0JcmV0dXJuIGFtZGdwdV92bV91cGRhdGVfbGV2ZWwo YWRldiwgdm0sICZ2bS0+cm9vdCwgMCk7Cj4gKwlpbnQgcjsKPiArCj4gKwlyID0gYW1kZ3B1X3Zt X3VwZGF0ZV9sZXZlbChhZGV2LCB2bSwgJnZtLT5yb290LCAwKTsKPiArCWlmIChyKQo+ICsJCWFt ZGdwdV92bV9pbnZhbGlkYXRlX2xldmVsKCZ2bS0+cm9vdCk7Cj4gKwo+ICsJcmV0dXJuIHI7Cj4g ICB9Cj4gICAKPiAgIC8qKgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4 Cg==