From: majianpeng Subject: [PATCH] ceph: fix sleeping function called from invalid context. Date: Tue, 18 Jun 2013 19:30:55 +0800 Message-ID: <201306181930448773810@gmail.com> Reply-To: majianpeng Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Return-path: Sender: linux-kernel-owner@vger.kernel.org To: sage Cc: ceph-devel , linux-kernel List-Id: ceph-devel.vger.kernel.org WyAxMTIxLjIzMTg4M10gQlVHOiBzbGVlcGluZyBmdW5jdGlvbiBjYWxsZWQgZnJvbSBpbnZhbGlk IGNvbnRleHQgYXQga2VybmVsL3J3c2VtLmM6MjANClsgMTEyMS4yMzE5MzVdIGluX2F0b21pYygp OiAxLCBpcnFzX2Rpc2FibGVkKCk6IDAsIHBpZDogOTgzMSwgbmFtZTogbXYNClsgMTEyMS4yMzE5 NzFdIDEgbG9jayBoZWxkIGJ5IG12Lzk4MzE6DQpbIDExMjEuMjMxOTczXSAgIzA6ICAoJigmY2kt PmlfY2VwaF9sb2NrKS0+cmxvY2speysuKy4uLn0sIGF0Ols8ZmZmZmZmZmZhMDJiYmQzOD5dIGNl cGhfZ2V0eGF0dHIrMHg1OC8weDFkMCBbY2VwaF0NClsgMTEyMS4yMzE5OThdIENQVTogMyBQSUQ6 IDk4MzEgQ29tbTogbXYgTm90IHRhaW50ZWQgMy4xMC4wLXJjNisgIzIxNQ0KWyAxMTIxLjIzMjAw MF0gSGFyZHdhcmUgbmFtZTogVG8gQmUgRmlsbGVkIEJ5IE8uRS5NLiBUbyBCZSBGaWxsZWQgQnkN Ck8uRS5NLi9UbyBiZSBmaWxsZWQgYnkgTy5FLk0uLCBCSU9TIDA4MDAxNSAgMTEvMDkvMjAxMQ0K WyAxMTIxLjIzMjAyN10gIGZmZmY4ODAwNmQzNTVhODAgZmZmZjg4MDA5MmY2OWNlMCBmZmZmZmZm ZjgxNjgzNDhjIGZmZmY4ODAwOTJmNjljZjgNClsgMTEyMS4yMzIwNDVdICBmZmZmZmZmZjgxMDcw NDM1IGZmZmY4ODAwNmQzNTVhMjAgZmZmZjg4MDA5MmY2OWQyMCBmZmZmZmZmZjgxNjg5OWJhDQpb IDExMjEuMjMyMDUyXSAgMDAwMDAwMDMwMDAwMDAwNCBmZmZmODgwMGI3NjkxMWQwIGZmZmY4ODAw NmQzNTVhMjAgZmZmZjg4MDA5MmY2OWQ2OA0KWyAxMTIxLjIzMjA1Nl0gQ2FsbCBUcmFjZToNClsg MTEyMS4yMzIwNjJdICBbPGZmZmZmZmZmODE2ODM0OGM+XSBkdW1wX3N0YWNrKzB4MTkvMHgxYg0K WyAxMTIxLjIzMjA2N10gIFs8ZmZmZmZmZmY4MTA3MDQzNT5dIF9fbWlnaHRfc2xlZXArMHhlNS8w eDExMA0KWyAxMTIxLjIzMjA3MV0gIFs8ZmZmZmZmZmY4MTY4OTliYT5dIGRvd25fcmVhZCsweDJh LzB4OTgNClsgMTEyMS4yMzIwODBdICBbPGZmZmZmZmZmYTAyYmFmNzA+XSBjZXBoX3Z4YXR0cmNi X2xheW91dCsweDYwLzB4ZjAgW2NlcGhdDQpbIDExMjEuMjMyMDg4XSAgWzxmZmZmZmZmZmEwMmJi ZDdmPl0gY2VwaF9nZXR4YXR0cisweDlmLzB4MWQwIFtjZXBoXQ0KWyAxMTIxLjIzMjA5M10gIFs8 ZmZmZmZmZmY4MTE4OGQyOD5dIHZmc19nZXR4YXR0cisweGE4LzB4ZDANClsgMTEyMS4yMzIwOTdd ICBbPGZmZmZmZmZmODExODkwMGI+XSBnZXR4YXR0cisweGFiLzB4MWMwDQpbIDExMjEuMjMyMTAw XSAgWzxmZmZmZmZmZjgxMTcwNGYyPl0gPyBmaW5hbF9wdXRuYW1lKzB4MjIvMHg1MA0KWyAxMTIx LjIzMjEwNF0gIFs8ZmZmZmZmZmY4MTE1NWY4MD5dID8ga21lbV9jYWNoZV9mcmVlKzB4YjAvMHgy NjANClsgMTEyMS4yMzIxMDddICBbPGZmZmZmZmZmODExNzA0ZjI+XSA/IGZpbmFsX3B1dG5hbWUr MHgyMi8weDUwDQpbIDExMjEuMjMyMTEwXSAgWzxmZmZmZmZmZjgxMDllNjNkPl0gPyB0cmFjZV9o YXJkaXJxc19vbisweGQvMHgxMA0KWyAxMTIxLjIzMjExNF0gIFs8ZmZmZmZmZmY4MTY5NTdhNz5d ID8gc3lzcmV0X2NoZWNrKzB4MWIvMHg1Ng0KWyAxMTIxLjIzMjEyMF0gIFs8ZmZmZmZmZmY4MTE4 OWM5Yz5dIFN5U19mZ2V0eGF0dHIrMHg2Yy8weGMwDQpbIDExMjEuMjMyMTI1XSAgWzxmZmZmZmZm ZjgxNjk1NzgyPl0gc3lzdGVtX2NhbGxfZmFzdHBhdGgrMHgxNi8weDFiDQpbIDExMjEuMjMyMTI5 XSBCVUc6IHNjaGVkdWxpbmcgd2hpbGUgYXRvbWljOiBtdi85ODMxLzB4MTAwMDAwMDINClsgMTEy MS4yMzIxNTRdIDEgbG9jayBoZWxkIGJ5IG12Lzk4MzE6DQpbIDExMjEuMjMyMTU2XSAgIzA6ICAo JigmY2ktPmlfY2VwaF9sb2NrKS0+cmxvY2speysuKy4uLn0sIGF0Og0KWzxmZmZmZmZmZmEwMmJi ZDM4Pl0gY2VwaF9nZXR4YXR0cisweDU4LzB4MWQwIFtjZXBoXQ0KDQpJIHRoaW5rIG1vdmUgdGhl IGNpLT5pX2NlcGhfbG9jayBkb3duIGlzIHNhZmUgYmVjYXVzZSB3ZSBjYW4ndCBmcmVlDQpjZXBo X2lub2RlX2luZm8gYXQgdGhlcmUuDQoNClNpZ25lZC1vZmYtYnk6IEppYW5wZW5nIE1hIDxtYWpp YW5wZW5nQGdtYWlsLmNvbT4NCi0tLQ0KIGZzL2NlcGgveGF0dHIuYyB8IDQgKystLQ0KIDEgZmls ZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pDQoNCmRpZmYgLS1naXQg YS9mcy9jZXBoL3hhdHRyLmMgYi9mcy9jZXBoL3hhdHRyLmMNCmluZGV4IDliNmIyYjYuLjRlZmRl MDYgMTAwNjQ0DQotLS0gYS9mcy9jZXBoL3hhdHRyLmMNCisrKyBiL2ZzL2NlcGgveGF0dHIuYw0K QEAgLTY3NSw3ICs2NzUsNiBAQCBzc2l6ZV90IGNlcGhfZ2V0eGF0dHIoc3RydWN0IGRlbnRyeSAq ZGVudHJ5LCBjb25zdCBjaGFyICpuYW1lLCB2b2lkICp2YWx1ZSwNCiAgICAgICAgaWYgKCFjZXBo X2lzX3ZhbGlkX3hhdHRyKG5hbWUpKQ0KICAgICAgICAgICAgICAgIHJldHVybiAtRU5PREFUQTsN CiANCi0gICAgICAgc3Bpbl9sb2NrKCZjaS0+aV9jZXBoX2xvY2spOw0KICAgICAgICBkb3V0KCJn ZXR4YXR0ciAlcCB2ZXI9JWxsZCBpbmRleF92ZXI9JWxsZFxuIiwgaW5vZGUsDQogICAgICAgICAg ICAgY2ktPmlfeGF0dHJzLnZlcnNpb24sIGNpLT5pX3hhdHRycy5pbmRleF92ZXJzaW9uKTsNCiAN CkBAIC02ODMsOSArNjgyLDEwIEBAIHNzaXplX3QgY2VwaF9nZXR4YXR0cihzdHJ1Y3QgZGVudHJ5 ICpkZW50cnksIGNvbnN0IGNoYXIgKm5hbWUsIHZvaWQgKnZhbHVlLA0KICAgICAgICB2eGF0dHIg PSBjZXBoX21hdGNoX3Z4YXR0cihpbm9kZSwgbmFtZSk7DQogICAgICAgIGlmICh2eGF0dHIgJiYg ISh2eGF0dHItPmV4aXN0c19jYiAmJiAhdnhhdHRyLT5leGlzdHNfY2IoY2kpKSkgew0KICAgICAg ICAgICAgICAgIGVyciA9IHZ4YXR0ci0+Z2V0eGF0dHJfY2IoY2ksIHZhbHVlLCBzaXplKTsNCi0g ICAgICAgICAgICAgICBnb3RvIG91dDsNCisgICAgICAgICAgICAgICByZXR1cm4gZXJyOw0KICAg ICAgICB9DQogDQorICAgICAgIHNwaW5fbG9jaygmY2ktPmlfY2VwaF9sb2NrKTsNCiAgICAgICAg aWYgKF9fY2VwaF9jYXBzX2lzc3VlZF9tYXNrKGNpLCBDRVBIX0NBUF9YQVRUUl9TSEFSRUQsIDEp ICYmDQogICAgICAgICAgICAoY2ktPmlfeGF0dHJzLmluZGV4X3ZlcnNpb24gPj0gY2ktPmlfeGF0 dHJzLnZlcnNpb24pKSB7DQogICAgICAgICAgICAgICAgZ290byBnZXRfeGF0dHI7DQotLSANCjEu OC4zLnJjMS40NC5nYjM4N2M3Nw0K