From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f70.google.com (mail-pa0-f70.google.com [209.85.220.70]) by kanga.kvack.org (Postfix) with ESMTP id 710776B025F for ; Sun, 29 May 2016 11:00:12 -0400 (EDT) Received: by mail-pa0-f70.google.com with SMTP id di3so122722990pab.0 for ; Sun, 29 May 2016 08:00:12 -0700 (PDT) Received: from g2t2355.austin.hpe.com (g2t2355.austin.hpe.com. [15.233.44.28]) by mx.google.com with ESMTPS id vx8si43750850pac.107.2016.05.29.08.00.11 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 29 May 2016 08:00:11 -0700 (PDT) From: "Luruo, Kuthonuzo" Subject: RE: [PATCH v3 1/2] mm, kasan: improve double-free detection Date: Sun, 29 May 2016 15:00:05 +0000 Message-ID: <20E775CA4D599049A25800DE5799F6DD1F635924@G9W0759.americas.hpqcorp.net> References: <20160524183018.GA4769@cherokee.in.rdlabs.hpecorp.net> <20E775CA4D599049A25800DE5799F6DD1F635901@G9W0759.americas.hpqcorp.net> In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Dmitry Vyukov Cc: Andrey Ryabinin , Alexander Potapenko , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , kasan-dev , LKML , "linux-mm@kvack.org" , Yury Norov PiA+PiA+ICsvKiBmbGFncyBzaGFkb3cgZm9yIG9iamVjdCBoZWFkZXIgaWYgaXQgaGFzIGJlZW4g b3ZlcndyaXR0ZW4uICovDQo+ID4+ID4gK3ZvaWQga2FzYW5fbWFya19iYWRfbWV0YShzdHJ1Y3Qg a2FzYW5fYWxsb2NfbWV0YSAqYWxsb2NfaW5mbywNCj4gPj4gPiArICAgICAgICAgICAgICAgc3Ry dWN0IGthc2FuX2FjY2Vzc19pbmZvICppbmZvKQ0KPiA+PiA+ICt7DQo+ID4+ID4gKyAgICAgICB1 OCAqZGF0YXAgPSAodTggKikmYWxsb2NfaW5mby0+ZGF0YTsNCj4gPj4gPiArDQo+ID4+ID4gKyAg ICAgICBpZiAoKCgodTggKilpbmZvLT5hY2Nlc3NfYWRkciArIGluZm8tPmFjY2Vzc19zaXplKSA+ IGRhdGFwKSAmJg0KPiA+PiA+ICsgICAgICAgICAgICAgICAgICAgICAgICgodTggKilpbmZvLT5m aXJzdF9iYWRfYWRkciA8PSBkYXRhcCkgJiYNCj4gPj4gPiArICAgICAgICAgICAgICAgICAgICAg ICBpbmZvLT5pc193cml0ZSkNCj4gPj4gPiArICAgICAgICAgICAgICAga2FzYW5fcG9pc29uX3No YWRvdygodm9pZCAqKWRhdGFwLA0KPiBLQVNBTl9TSEFET1dfU0NBTEVfU0laRSwNCj4gPj4gPiAr ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIEtBU0FOX0tNQUxMT0NfQkFEX01FVEEpOw0K PiA+Pg0KPiA+Pg0KPiA+PiBJcyBpdCBvbmx5IHRvIHByZXZlbnQgZGVhZGxvY2tzIGluIGthc2Fu X21ldGFfbG9jaz8NCj4gPj4NCj4gPj4gSWYgc28sIGl0IGlzIHN0aWxsIHVucmVsYWJsZSBiZWNh dXNlIGFuIE9PQiB3cml0ZSBjYW4gaGFwcGVuIGluDQo+ID4+IG5vbi1pbnN0cnVtZW50ZWQgY29k ZS4gT3IsIGthc2FuX21ldGFfbG9jayBjYW4gc3VjY2Vzc2Z1bGx5IGxvY2sNCj4gPj4gb3Zlcndy aXR0ZW4gZ2FyYmFnZSBiZWZvcmUgbm90aWNpbmcgS0FTQU5fS01BTExPQ19CQURfTUVUQS4gT3Is IHR3bw0KPiA+PiB0aHJlYWRzIGNhbiBhc3N1bWUgbG9jayBvd25lcnNoaXAgYWZ0ZXIgbm90aWNp bmcNCj4gPj4gS0FTQU5fS01BTExPQ19CQURfTUVUQS4NCj4gPj4NCj4gPj4gQWZ0ZXIgdGhlIGZp cnN0IHJlcG9ydCB3ZSBjb250aW51ZSB3b3JraW5nIGluIGtpbmQgb2YgYmVzdCBlZmZvcnQNCj4g Pj4gbW9kZTogd2UgY2FuIHRyeSB0byBtaXRpZ2F0ZSBzb21lIHRoaW5ncywgYnV0IGdlbmVyYWxs eSBhbGwgYmV0cyBhcmUNCj4gPj4gb2ZmLiBCZWNhdXNlIG9mIHRoYXQgdGhlcmUgaXMgbm8gbmVl ZCB0byBidWlsZCBzb21ldGhpbmcgY29tcGxleCwNCj4gPj4gZ2xvYmFsIChhbmQgc3RpbGwgdW5y ZWxhYmxlKS4gSSB3b3VsZCBqdXN0IHdhaXQgZm9yIGF0IG1vc3QsIHNheSwgMTANCj4gPj4gc2Vj b25kcyBpbiBrYXNhbl9tZXRhX2xvY2ssIGlmIHdlIGNhbid0IGdldCB0aGUgbG9jayAtLSBwcmlu dCBhbiBlcnJvcg0KPiA+PiBhbmQgcmV0dXJuLiBUaGF0J3Mgc2ltcGxlLCBsb2NhbCBhbmQgd29u J3QgZGVhZGxvY2sgdW5kZXIgYW55DQo+ID4+IGNpcmN1bXN0YW5jZXMuDQo+ID4+IFRoZSBlcnJv ciBtZXNzYWdlIHdpbGwgYmUgaGVscGZ1bCwgYmVjYXVzZSB0aGVyZSBhcmUgY2hhbmNlcyB3ZSB3 aWxsDQo+ID4+IHJlcG9ydCBhIGRvdWJsZS1mcmVlIG9uIGZyZWUgb2YgdGhlIGNvcnJ1cHRlZCBv YmplY3QuDQo+ID4+ICBlDQo+ID4+IFRlc3RzIGNhbiBiZSBhcnJhbmdlZCBzbyB0aGF0IHRoZXkg d3JpdGUgMCAodW5sb2NrZWQpIGludG8gdGhlIG1ldGENCj4gPj4gKGlmIG5lY2Vzc2FyeSkuDQo+ ID4NCj4gPiBEbWl0cnksDQo+ID4NCj4gPiBUaGFua3MgdmVyeSBtdWNoIGZvciByZXZpZXcgJiBj b21tZW50cy4gWWVzLCB0aGUgbG9ja2luZyBzY2hlbWUgaW4gdjMNCj4gPiBpcyBmbGF3ZWQgaW4g dGhlIHByZXNlbmNlIG9mIE9PQiB3cml0ZXMgb24gaGVhZGVyLCBzYWZldHkgdmFsdmUNCj4gPiBu b3R3aXRoc3RhbmRpbmcuIFRoZSBjb3JlIGlzc3VlIGlzIHRoYXQgd2hlbiB0aHJlYWQgZmluZHMg bG9jayBoZWxkLCBpdCBpcw0KPiA+IGRpZmZpY3VsdCB0byB0ZWxsIHdoZXRoZXIgYSBsZWdpdCBs b2NrIGhvbGRlciBleGlzdHMgb3IgbG9jayBiaXQgZ290IGZsaXBwZWQNCj4gPiBmcm9tIE9PQi4g RWFybGllciwgSSBkaWQgY29uc2lkZXIgYSBsb2NrIHRpbWVvdXQgYnV0IGZlbHQgaXQgdG8gYmUg YSBiaXQgdWdseS4uLg0KPiA+DQo+ID4gSG93ZXZlciwgSSBiZWxpZXZlIEkndmUgZm91bmQgYSBz b2x1dGlvbiBhbmQgd2FzIGFib3V0IHRvIHB1c2ggb3V0IHY0DQo+ID4gd2hlbiB5b3VyIGNvbW1l bnRzIGNhbWUgaW4uIEl0IHRha2VzIGNvbmNlcHQgZnJvbSB2MyAtIGV4cGxvaXRpbmcNCj4gPiBz aGFkb3cgbWVtb3J5IC0gdG8gbWFrZSBsb2NrIG11Y2ggbW9yZSByZWxpYWJsZS9yZXNpbGllbnQg ZXZlbiBpbiB0aGUNCj4gPiBwcmVzZW5jZSBvZiBPT0Igd3JpdGVzLiBJJ2xsIHB1c2ggb3V0IHY0 IHdpdGhpbiB0aGUgaG91ci4uLg0KPiANCj4gDQo+IExvY2tpbmcgc2hhZG93IHdpbGwgcHJvYmFi bHkgd29yay4NCg0KSXQgZG9lczsgdjQgZG9lcyB0aGlzIDstKQ0KDQo+IE5lZWQgdG8gdGhpbmsg bW9yZS4NCj4gDQo= -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org