From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Chen, Guchun" Subject: RE: [PATCH] drm/amdgpu: Fix mutex lock from atomic context. Date: Wed, 11 Sep 2019 06:54:58 +0000 Message-ID: References: <1568144487-27802-1-git-send-email-andrey.grodzovsky@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1568144487-27802-1-git-send-email-andrey.grodzovsky-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: "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" Cc: "Deucher, Alexander" , "Grodzovsky, Andrey" , "Zhou1, Tao" QWxzbyBpdCdzIGlycmVsZXZhbnQgZm9yIHRoaXMgcGFydGlsY3VsYXIgaW50ZXJydXB0IGFzIHRo aXMgaXMgZ2VuZXJpYyBSQVMgaW50ZXJydXB0IGFuZCBub3QgbWVtb3J5IGVycm9ycyBzcGVjaWZp Yy4KW0d1Y2h1bl1PbmUgdHlwbywgaXQgc2hvdWxkIGJlICJwYXJ0aWN1bGFyIiwgbm90ICIgcGFy dGlsY3VsYXIiLiBXaXRoIHRoYXQgZml4ZWQsIHRoZSBwYXRjaCBpczogUmV2aWV3ZWQtYnk6IEd1 Y2h1biBDaGVuIDxndWNodW4uY2hlbkBhbWQuY29tPgoKCi0tLS0tT3JpZ2luYWwgTWVzc2FnZS0t LS0tCkZyb206IEFuZHJleSBHcm9kem92c2t5IDxhbmRyZXkuZ3JvZHpvdnNreUBhbWQuY29tPiAK U2VudDogV2VkbmVzZGF5LCBTZXB0ZW1iZXIgMTEsIDIwMTkgMzo0MSBBTQpUbzogYW1kLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKQ2M6IENoZW4sIEd1Y2h1biA8R3VjaHVuLkNoZW5AYW1kLmNv bT47IFpob3UxLCBUYW8gPFRhby5aaG91MUBhbWQuY29tPjsgRGV1Y2hlciwgQWxleGFuZGVyIDxB bGV4YW5kZXIuRGV1Y2hlckBhbWQuY29tPjsgR3JvZHpvdnNreSwgQW5kcmV5IDxBbmRyZXkuR3Jv ZHpvdnNreUBhbWQuY29tPgpTdWJqZWN0OiBbUEFUQ0hdIGRybS9hbWRncHU6IEZpeCBtdXRleCBs b2NrIGZyb20gYXRvbWljIGNvbnRleHQuCgpQcm9ibGVtOgphbWRncHVfcmFzX3Jlc2VydmVfYmFk X3BhZ2VzIHdhcyBtb3ZlZCB0byBhbWRncHVfcmFzX3Jlc2V0X2dwdSBiZWNhdXNlIHdyaXRpbmcg dG8gRUVQUk9NIGR1cmluZyBBU0lDIHJlc2V0IHdhcyB1bnN0YWJsZS4KQnV0IGZvciBFUlJFVkVO VF9BVEhVQl9JTlRFUlJVUFQgYW1kZ3B1X3Jhc19yZXNldF9ncHUgaXMgY2FsbGVkIGRpcmVjdGx5 IGZyb20gSVNSIGNvbnRleHQgYW5kIHNvIGxvY2tpbmcgaXMgbm90IGFsbG93ZWQuIEFsc28gaXQn cyBpcnJlbGV2YW50IGZvciB0aGlzIHBhcnRpbGN1bGFyIGludGVycnVwdCBhcyB0aGlzIGlzIGdl bmVyaWMgUkFTIGludGVycnVwdCBhbmQgbm90IG1lbW9yeSBlcnJvcnMgc3BlY2lmaWMuCltHdWNo dW5dT25lIHR5cG8sIGl0IHNob3VsZCBiZSAicGFydGljdWxhciIsIG5vdCAiIHBhcnRpbGN1bGFy Ii4gV2l0aCB0aGF0IGZpeGVkLCB0aGUgcGF0Y2ggaXM6IFJldmlld2VkLWJ5OiBHdWNodW4gQ2hl biA8Z3VjaHVuLmNoZW5AYW1kLmNvbT4KCkZpeDoKQXZvaWQgY2FsbGluZyBhbWRncHVfcmFzX3Jl c2VydmVfYmFkX3BhZ2VzIGlmIG5vdCBpbiB0YXNrIGNvbnRleHQuCgpTaWduZWQtb2ZmLWJ5OiBB bmRyZXkgR3JvZHpvdnNreSA8YW5kcmV5Lmdyb2R6b3Zza3lAYW1kLmNvbT4KLS0tCiBkcml2ZXJz L2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfcmFzLmggfCA0ICsrKy0KIDEgZmlsZSBjaGFuZ2Vk LCAzIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfcmFzLmggYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9hbWRncHVfcmFzLmgKaW5kZXggMDEyMDM0ZC4uZGQ1ZGEzYyAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3Jhcy5oCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9h bWQvYW1kZ3B1L2FtZGdwdV9yYXMuaApAQCAtNTA0LDcgKzUwNCw5IEBAIHN0YXRpYyBpbmxpbmUg aW50IGFtZGdwdV9yYXNfcmVzZXRfZ3B1KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LAogCS8q IHNhdmUgYmFkIHBhZ2UgdG8gZWVwcm9tIGJlZm9yZSBncHUgcmVzZXQsCiAJICogaTJjIG1heSBi ZSB1bnN0YWJsZSBpbiBncHUgcmVzZXQKIAkgKi8KLQlhbWRncHVfcmFzX3Jlc2VydmVfYmFkX3Bh Z2VzKGFkZXYpOworCWlmIChpbl90YXNrKCkpCisJCWFtZGdwdV9yYXNfcmVzZXJ2ZV9iYWRfcGFn ZXMoYWRldik7CisKIAlpZiAoYXRvbWljX2NtcHhjaGcoJnJhcy0+aW5fcmVjb3ZlcnksIDAsIDEp ID09IDApCiAJCXNjaGVkdWxlX3dvcmsoJnJhcy0+cmVjb3Zlcnlfd29yayk7CiAJcmV0dXJuIDA7 Ci0tCjIuNy40CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=