From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrey Grodzovsky Subject: Re: [PATCH 15/24] drm/amd/display: Fix deadlock when flushing irq Date: Fri, 19 Jan 2018 13:33:51 -0500 Message-ID: <2996fec0-814d-ec58-788b-883df20d2651@amd.com> References: <20180118210353.18842-1-harry.wentland@amd.com> <20180118210353.18842-16-harry.wentland@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180118210353.18842-16-harry.wentland-5C7GfCeVMHo@public.gmane.org> Content-Language: en-US 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: Harry Wentland , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: Mikita Lipski V2hhdCB0aGlzIHNwaW4gbG9jayBpcyBwcm90ZWN0aW5nIGhlcmUgPyBTZWVtcyB0byBtZSBpdCdz IGp1c3QgYSByZWFkIG9mIAphbiBhcnJheSBlbGVtZW50IHdoaWNoIGlzIGFsd2F5cyB0aGVyZS4K ClJlZ2FyZGluZyBzdWJzZXF1ZW50IHJlbW92ZV90aW1lcl9oYW5kbGVyIGFuZCB0aW1lciBxdWV1 ZSBkZXN0cnVjdGlvbiBpdCAKc2VlbXMgdG8gbWUgdG8gYmUgb2Jzb2xldGUgY29kZSwgSSBkb24n dCB0aGluayBEQUwgaXMgc3RpbGwgdXNpbmcgdGhlIAp0aW1lciBxdWV1ZSwKCnNvIHNlZW1zIHRv IG1lIGV2ZXJ5dGhpbmcgcmVsYXRlZCB0byBpdCBzaG91bGQgYmUgcmVtb3ZlZC4KClRoYW5rcywK CkFuZHJleQoKCk9uIDAxLzE4LzIwMTggMDQ6MDMgUE0sIEhhcnJ5IFdlbnRsYW5kIHdyb3RlOgo+ IEZyb206IE1pa2l0YSBMaXBza2kgPG1pa2l0YS5saXBza2lAYW1kLmNvbT4KPgo+IExvY2sgaXJx IHRhYmxlIHdoZW4gcmVhZGluZyBhIHdvcmsgaW4gcXVldWUsCj4gdW5sb2NrIHRvIGZsdXNoIHRo ZSB3b3JrLCBsb2NrIGFnYWluIHRpbGwgYWxsIHRhc2tzCj4gYXJlIGNsZWFyZWQKPgo+IFNpZ25l ZC1vZmYtYnk6IE1pa2l0YSBMaXBza2kgPG1pa2l0YS5saXBza2lAYW1kLmNvbT4KPiBSZXZpZXdl ZC1ieTogSGFycnkgV2VudGxhbmQgPEhhcnJ5LldlbnRsYW5kQGFtZC5jb20+Cj4gLS0tCj4gICBk cml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbV9pcnEuYyB8IDUg KysrLS0KPiAgIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0p Cj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9h bWRncHVfZG1faXJxLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2Ft ZGdwdV9kbV9pcnEuYwo+IGluZGV4IDE4NzRiNmNlZTZhZi4uZmI2MGM5MWExYmZlIDEwMDY0NAo+ IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVfZG0vYW1kZ3B1X2RtX2ly cS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVf ZG1faXJxLmMKPiBAQCAtNDAwLDE0ICs0MDAsMTUgQEAgdm9pZCBhbWRncHVfZG1faXJxX2Zpbmko c3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCj4gICB7Cj4gICAJaW50IHNyYzsKPiAgIAlzdHJ1 Y3QgaXJxX2xpc3RfaGVhZCAqbGg7Cj4gKwl1bnNpZ25lZCBsb25nIGlycV90YWJsZV9mbGFnczsK PiAgIAlEUk1fREVCVUdfS01TKCJETV9JUlE6IHJlbGVhc2luZyByZXNvdXJjZXMuXG4iKTsKPiAt Cj4gICAJZm9yIChzcmMgPSAwOyBzcmMgPCBEQUxfSVJRX1NPVVJDRVNfTlVNQkVSOyBzcmMrKykg ewo+IC0KPiArCQlETV9JUlFfVEFCTEVfTE9DSyhhZGV2LCBpcnFfdGFibGVfZmxhZ3MpOwo+ICAg CQkvKiBUaGUgaGFuZGxlciB3YXMgcmVtb3ZlZCBmcm9tIHRoZSB0YWJsZSwKPiAgIAkJICogaXQg bWVhbnMgaXQgaXMgc2FmZSB0byBmbHVzaCBhbGwgdGhlICd3b3JrJwo+ICAgCQkgKiAoYmVjYXVz ZSBubyBjb2RlIGNhbiBzY2hlZHVsZSBhIG5ldyBvbmUpLiAqLwo+ICAgCQlsaCA9ICZhZGV2LT5k bS5pcnFfaGFuZGxlcl9saXN0X2xvd190YWJbc3JjXTsKPiArCQlETV9JUlFfVEFCTEVfVU5MT0NL KGFkZXYsIGlycV90YWJsZV9mbGFncyk7Cj4gICAJCWZsdXNoX3dvcmsoJmxoLT53b3JrKTsKPiAg IAl9Cj4gICAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmFtZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=