From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-eopbgr710124.outbound.protection.outlook.com ([40.107.71.124]:62784 "EHLO NAM05-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728036AbeIQIZ2 (ORCPT ); Mon, 17 Sep 2018 04:25:28 -0400 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Akinobu Mita , =?utf-8?B?U3RlZmFuIEJyw7xucw==?= , Jonathan Cameron , Jonathan Cameron , Sasha Levin Subject: [PATCH AUTOSEL 4.18 002/136] iio: adc: ina2xx: avoid kthread_stop() with stale task_struct Date: Mon, 17 Sep 2018 03:00:11 +0000 Message-ID: <20180917030006.245495-2-alexander.levin@microsoft.com> References: <20180917030006.245495-1-alexander.levin@microsoft.com> In-Reply-To: <20180917030006.245495-1-alexander.levin@microsoft.com> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: <5AFF7D9FB2738E429709F414F3CFF60C@namprd21.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org List-ID: RnJvbTogQWtpbm9idSBNaXRhIDxha2lub2J1Lm1pdGFAZ21haWwuY29tPg0KDQpbIFVwc3RyZWFt IGNvbW1pdCA3ZDZjZDIxZDgyYmFjYWIyZDE3ODZmZTVlOTg5ZTQ4MTViNzVkOWEzIF0NCg0KV2hl biB0aGUgYnVmZmVyIGlzIGVuYWJsZWQgZm9yIGluYTJ4eCBkcml2ZXIsIGEgZGVkaWNhdGVkIGt0 aHJlYWQgaXMNCmludm9rZWQgdG8gY2FwdHVyZSBtZXN1cmVtZW50IGRhdGEuICBXaGVuIHRoZSBi dWZmZXIgaXMgZGlzYWJsZWQsIHRoZQ0Ka3RocmVhZCBpcyBzdG9wcGVkLg0KDQpIb3dldmVyIGlm IHRoZSBrdGhyZWFkIGdldHMgcmVnaXN0ZXIgYWNjZXNzIGVycm9ycywgaXQgaW1tZWRpYXRlbHkg ZXhpdHMNCmFuZCB3aGVuIHRoZSBtYWxmdW5jdGlvbmFsIGJ1ZmZlciBpcyBkaXNhYmxlZCwgdGhl IHN0YWxlIHRhc2tfc3RydWN0DQpwb2ludGVyIGlzIGFjY2Vzc2VkIGFzIHRoZXJlIGlzIG5vIGt0 aHJlYWQgdG8gYmUgc3RvcHBlZC4NCg0KQSBzaW1pbGFyIGlzc3VlIGluIHRoZSB1c2JpcCBkcml2 ZXIgaXMgcHJldmVudGVkIGJ5IGt0aHJlYWRfZ2V0X3J1biBhbmQNCmt0aHJlYWRfc3RvcF9wdXQg aGVscGVycyBieSBpbmNyZWFzaW5nIHVzYWdlIGNvdW50IG9mIHRoZSB0YXNrX3N0cnVjdC4NClRo aXMgY2hhbmdlIGFwcGxpZXMgdGhlIHNhbWUgc29sdXRpb24uDQoNCkNjOiBTdGVmYW4gQnLDvG5z IDxzdGVmYW4uYnJ1ZW5zQHJ3dGgtYWFjaGVuLmRlPg0KQ2M6IEpvbmF0aGFuIENhbWVyb24gPGpp YzIzQGtlcm5lbC5vcmc+DQpTaWduZWQtb2ZmLWJ5OiBBa2lub2J1IE1pdGEgPGFraW5vYnUubWl0 YUBnbWFpbC5jb20+DQpGaXhlczogYzQzYTEwMmU2N2RiICgiaWlvOiBpbmEyeHg6IGFkZCBzdXBw b3J0IGZvciBUSSBJTkEyeHggUG93ZXIgTW9uaXRvcnMiKQ0KU2lnbmVkLW9mZi1ieTogSm9uYXRo YW4gQ2FtZXJvbiA8Sm9uYXRoYW4uQ2FtZXJvbkBodWF3ZWkuY29tPg0KU2lnbmVkLW9mZi1ieTog U2FzaGEgTGV2aW4gPGFsZXhhbmRlci5sZXZpbkBtaWNyb3NvZnQuY29tPg0KLS0tDQogZHJpdmVy cy9paW8vYWRjL2luYTJ4eC1hZGMuYyB8IDE3ICsrKysrKysrKysrKystLS0tDQogMSBmaWxlIGNo YW5nZWQsIDEzIGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pDQoNCmRpZmYgLS1naXQgYS9k cml2ZXJzL2lpby9hZGMvaW5hMnh4LWFkYy5jIGIvZHJpdmVycy9paW8vYWRjL2luYTJ4eC1hZGMu Yw0KaW5kZXggMDYzNWE3OTg2NGJmLi5kMTIzOTYyNDE4N2QgMTAwNjQ0DQotLS0gYS9kcml2ZXJz L2lpby9hZGMvaW5hMnh4LWFkYy5jDQorKysgYi9kcml2ZXJzL2lpby9hZGMvaW5hMnh4LWFkYy5j DQpAQCAtMzAsNiArMzAsNyBAQA0KICNpbmNsdWRlIDxsaW51eC9tb2R1bGUuaD4NCiAjaW5jbHVk ZSA8bGludXgvb2ZfZGV2aWNlLmg+DQogI2luY2x1ZGUgPGxpbnV4L3JlZ21hcC5oPg0KKyNpbmNs dWRlIDxsaW51eC9zY2hlZC90YXNrLmg+DQogI2luY2x1ZGUgPGxpbnV4L3V0aWxfbWFjcm9zLmg+ DQogDQogI2luY2x1ZGUgPGxpbnV4L3BsYXRmb3JtX2RhdGEvaW5hMnh4Lmg+DQpAQCAtODI2LDYg KzgyNyw3IEBAIHN0YXRpYyBpbnQgaW5hMnh4X2J1ZmZlcl9lbmFibGUoc3RydWN0IGlpb19kZXYg KmluZGlvX2RldikNCiB7DQogCXN0cnVjdCBpbmEyeHhfY2hpcF9pbmZvICpjaGlwID0gaWlvX3By aXYoaW5kaW9fZGV2KTsNCiAJdW5zaWduZWQgaW50IHNhbXBsaW5nX3VzID0gU0FNUExJTkdfUEVS SU9EKGNoaXApOw0KKwlzdHJ1Y3QgdGFza19zdHJ1Y3QgKnRhc2s7DQogDQogCWRldl9kYmcoJmlu ZGlvX2Rldi0+ZGV2LCAiRW5hYmxpbmcgYnVmZmVyIHcvIHNjYW5fbWFzayAlMDJ4LCBmcmVxID0g JWQsIGF2ZyA9JXVcbiIsDQogCQkodW5zaWduZWQgaW50KSgqaW5kaW9fZGV2LT5hY3RpdmVfc2Nh bl9tYXNrKSwNCkBAIC04MzUsMTEgKzgzNywxNyBAQCBzdGF0aWMgaW50IGluYTJ4eF9idWZmZXJf ZW5hYmxlKHN0cnVjdCBpaW9fZGV2ICppbmRpb19kZXYpDQogCWRldl9kYmcoJmluZGlvX2Rldi0+ ZGV2LCAiQXN5bmMgcmVhZG91dCBtb2RlOiAlZFxuIiwNCiAJCWNoaXAtPmFsbG93X2FzeW5jX3Jl YWRvdXQpOw0KIA0KLQljaGlwLT50YXNrID0ga3RocmVhZF9ydW4oaW5hMnh4X2NhcHR1cmVfdGhy ZWFkLCAodm9pZCAqKWluZGlvX2RldiwNCi0JCQkJICIlczolZC0ldXVzIiwgaW5kaW9fZGV2LT5u YW1lLCBpbmRpb19kZXYtPmlkLA0KLQkJCQkgc2FtcGxpbmdfdXMpOw0KKwl0YXNrID0ga3RocmVh ZF9jcmVhdGUoaW5hMnh4X2NhcHR1cmVfdGhyZWFkLCAodm9pZCAqKWluZGlvX2RldiwNCisJCQkg ICAgICAiJXM6JWQtJXV1cyIsIGluZGlvX2Rldi0+bmFtZSwgaW5kaW9fZGV2LT5pZCwNCisJCQkg ICAgICBzYW1wbGluZ191cyk7DQorCWlmIChJU19FUlIodGFzaykpDQorCQlyZXR1cm4gUFRSX0VS Uih0YXNrKTsNCisNCisJZ2V0X3Rhc2tfc3RydWN0KHRhc2spOw0KKwl3YWtlX3VwX3Byb2Nlc3Mo dGFzayk7DQorCWNoaXAtPnRhc2sgPSB0YXNrOw0KIA0KLQlyZXR1cm4gUFRSX0VSUl9PUl9aRVJP KGNoaXAtPnRhc2spOw0KKwlyZXR1cm4gMDsNCiB9DQogDQogc3RhdGljIGludCBpbmEyeHhfYnVm ZmVyX2Rpc2FibGUoc3RydWN0IGlpb19kZXYgKmluZGlvX2RldikNCkBAIC04NDgsNiArODU2LDcg QEAgc3RhdGljIGludCBpbmEyeHhfYnVmZmVyX2Rpc2FibGUoc3RydWN0IGlpb19kZXYgKmluZGlv X2RldikNCiANCiAJaWYgKGNoaXAtPnRhc2spIHsNCiAJCWt0aHJlYWRfc3RvcChjaGlwLT50YXNr KTsNCisJCXB1dF90YXNrX3N0cnVjdChjaGlwLT50YXNrKTsNCiAJCWNoaXAtPnRhc2sgPSBOVUxM Ow0KIAl9DQogDQotLSANCjIuMTcuMQ0K