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Mon, 15 Mar 2021 09:59:46 +0800 From: Walter Wu To: Andrey Ryabinin , Alexander Potapenko , Dmitry Vyukov , Matthias Brugger , Andrey Konovalov , "Andrew Morton" , Jens Axboe , "Oleg Nesterov" CC: , , , , wsd_upstream , , Walter Wu Subject: [PATCH] task_work: kasan: record task_work_add() call stack Date: Mon, 15 Mar 2021 09:59:40 +0800 Message-ID: <20210315015940.11788-1-walter-zh.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: 9DA2466084124075C1C17447C85E61ECA4CB0544570674D733F2D6BE08A8DDD32000:8 X-MTK: N Content-Transfer-Encoding: base64 X-Stat-Signature: nyqx35ek4ef6oekgo75mezfyn38odnta X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 111B8407F8F7 Received-SPF: none (mediatek.com>: No applicable sender policy available) receiver=imf26; identity=mailfrom; envelope-from=""; helo=mailgw02.mediatek.com; client-ip=216.200.240.185 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1615773602-759779 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: V2h5IHJlY29yZCB0YXNrX3dvcmtfYWRkKCkgY2FsbCBzdGFjaz8NClN5emJvdCByZXBvcnRzIG1h bnkgdXNlLWFmdGVyLWZyZWUgaXNzdWVzIGZvciB0YXNrX3dvcmssIHNlZSBbMV0uDQpBZnRlciBz ZWUgdGhlIGZyZWUgc3RhY2sgYW5kIHRoZSBjdXJyZW50IGF1eGlsaWFyeSBzdGFjaywgd2UgdGhp bmsNCnRoZXkgYXJlIHVzZWxlc3MsIHdlIGRvbid0IGtub3cgd2hlcmUgcmVnaXN0ZXIgdGhlIHdv cmssIHRoaXMgd29yaw0KbWF5IGJlIHRoZSBmcmVlIGNhbGwgc3RhY2ssIHNvIHRoYXQgd2UgbWlz cyB0aGUgcm9vdCBjYXVzZSBhbmQNCmRvbid0IHNvbHZlIHRoZSB1c2UtYWZ0ZXItZnJlZS4NCg0K QWRkIHRhc2tfd29ya19hZGQoKSBjYWxsIHN0YWNrIGludG8gS0FTQU4gYXV4aWxpYXJ5IHN0YWNr IGluDQpvcmRlciB0byBpbXByb3ZlIEtBU0FOIHJlcG9ydC4gSXQgaXMgdXNlZnVsIGZvciBwcm9n cmFtbWVycw0KdG8gc29sdmUgdXNlLWFmdGVyLWZyZWUgaXNzdWVzLg0KDQpbMV06IGh0dHBzOi8v Z3JvdXBzLmdvb2dsZS5jb20vZy9zeXprYWxsZXItYnVncy9zZWFyY2g/cT1rYXNhbiUyMHVzZS1h ZnRlci1mcmVlJTIwdGFza193b3JrX3J1bg0KDQpTaWduZWQtb2ZmLWJ5OiBXYWx0ZXIgV3UgPHdh bHRlci16aC53dUBtZWRpYXRlay5jb20+DQpTdWdnZXN0ZWQtYnk6IERtaXRyeSBWeXVrb3YgPGR2 eXVrb3ZAZ29vZ2xlLmNvbT4NCkNjOiBBbmRyZXkgUnlhYmluaW4gPHJ5YWJpbmluLmEuYUBnbWFp bC5jb20+DQpDYzogRG1pdHJ5IFZ5dWtvdiA8ZHZ5dWtvdkBnb29nbGUuY29tPg0KQ2M6IEFuZHJl eSBLb25vdmFsb3YgPGFuZHJleWtudmxAZ29vZ2xlLmNvbT4NCkNjOiBBbGV4YW5kZXIgUG90YXBl bmtvIDxnbGlkZXJAZ29vZ2xlLmNvbT4NCkNjOiBBbmRyZXcgTW9ydG9uIDxha3BtQGxpbnV4LWZv dW5kYXRpb24ub3JnPg0KQ2M6IE1hdHRoaWFzIEJydWdnZXIgPG1hdHRoaWFzLmJnZ0BnbWFpbC5j b20+DQpDYzogSmVucyBBeGJvZSA8YXhib2VAa2VybmVsLmRrPg0KQ2M6IE9sZWcgTmVzdGVyb3Yg PG9sZWdAcmVkaGF0LmNvbT4NCi0tLQ0KIGtlcm5lbC90YXNrX3dvcmsuYyB8IDMgKysrDQogbW0v a2FzYW4va2FzYW4uaCAgIHwgMiArLQ0KIDIgZmlsZXMgY2hhbmdlZCwgNCBpbnNlcnRpb25zKCsp LCAxIGRlbGV0aW9uKC0pDQoNCmRpZmYgLS1naXQgYS9rZXJuZWwvdGFza193b3JrLmMgYi9rZXJu ZWwvdGFza193b3JrLmMNCmluZGV4IDljZGU5NjE4NzVjMC4uZjI1NTI5NDM3N2RhIDEwMDY0NA0K LS0tIGEva2VybmVsL3Rhc2tfd29yay5jDQorKysgYi9rZXJuZWwvdGFza193b3JrLmMNCkBAIC01 NSw2ICs1NSw5IEBAIGludCB0YXNrX3dvcmtfYWRkKHN0cnVjdCB0YXNrX3N0cnVjdCAqdGFzaywg c3RydWN0IGNhbGxiYWNrX2hlYWQgKndvcmssDQogCQlicmVhazsNCiAJfQ0KIA0KKwkvKiByZWNv cmQgdGhlIHdvcmsgY2FsbCBzdGFjayBpbiBvcmRlciB0byBwcmludCBpdCBpbiBLQVNBTiByZXBv cnRzICovDQorCWthc2FuX3JlY29yZF9hdXhfc3RhY2sod29yayk7DQorDQogCXJldHVybiAwOw0K IH0NCiANCmRpZmYgLS1naXQgYS9tbS9rYXNhbi9rYXNhbi5oIGIvbW0va2FzYW4va2FzYW4uaA0K aW5kZXggMzQzNmM2YmY3YzBjLi5kMzAwZmU5NDE1YmQgMTAwNjQ0DQotLS0gYS9tbS9rYXNhbi9r YXNhbi5oDQorKysgYi9tbS9rYXNhbi9rYXNhbi5oDQpAQCAtMTQ2LDcgKzE0Niw3IEBAIHN0cnVj dCBrYXNhbl9hbGxvY19tZXRhIHsNCiAJc3RydWN0IGthc2FuX3RyYWNrIGFsbG9jX3RyYWNrOw0K ICNpZmRlZiBDT05GSUdfS0FTQU5fR0VORVJJQw0KIAkvKg0KLQkgKiBjYWxsX3JjdSgpIGNhbGwg c3RhY2sgaXMgc3RvcmVkIGludG8gc3RydWN0IGthc2FuX2FsbG9jX21ldGEuDQorCSAqIEF1eGls aWFyeSBzdGFjayBpcyBzdG9yZWQgaW50byBzdHJ1Y3Qga2FzYW5fYWxsb2NfbWV0YS4NCiAJICog VGhlIGZyZWUgc3RhY2sgaXMgc3RvcmVkIGludG8gc3RydWN0IGthc2FuX2ZyZWVfbWV0YS4NCiAJ ICovDQogCWRlcG90X3N0YWNrX2hhbmRsZV90IGF1eF9zdGFja1syXTsNCi0tIA0KMi4xOC4wDQo=