From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f70.google.com (mail-pg0-f70.google.com [74.125.83.70]) by kanga.kvack.org (Postfix) with ESMTP id BCF636B0260 for ; Thu, 19 Oct 2017 03:04:27 -0400 (EDT) Received: by mail-pg0-f70.google.com with SMTP id u23so6017375pgo.4 for ; Thu, 19 Oct 2017 00:04:27 -0700 (PDT) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com. [45.249.212.188]) by mx.google.com with ESMTPS id i2si590526pgp.4.2017.10.19.00.04.26 for (version=TLS1 cipher=AES128-SHA bits=128/128); Thu, 19 Oct 2017 00:04:26 -0700 (PDT) From: "Liuwenliang (Lamb)" Subject: Re: [PATCH 01/11] Initialize the mapping of KASan shadow memory Date: Thu, 19 Oct 2017 06:52:54 +0000 Message-ID: References: <20171011082227.20546-1-liuwenliang@huawei.com> <20171011082227.20546-2-liuwenliang@huawei.com> <31b16c9d-48c7-bc0a-51d1-cc6cf892329b@gmail.com> In-Reply-To: <31b16c9d-48c7-bc0a-51d1-cc6cf892329b@gmail.com> Content-Language: zh-CN 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 Osipenko , "linux@armlinux.org.uk" , "aryabinin@virtuozzo.com" , "afzal.mohd.ma@gmail.com" , "f.fainelli@gmail.com" , "labbott@redhat.com" , "kirill.shutemov@linux.intel.com" , "mhocko@suse.com" , "cdall@linaro.org" , "marc.zyngier@arm.com" , "catalin.marinas@arm.com" , "akpm@linux-foundation.org" , "mawilcox@microsoft.com" , "tglx@linutronix.de" , "thgarnie@google.com" , "keescook@chromium.org" , "arnd@arndb.de" , "vladimir.murzin@arm.com" , "tixy@linaro.org" , "ard.biesheuvel@linaro.org" , "robin.murphy@arm.com" , "mingo@kernel.org" , "grygorii.strashko@linaro.org" Cc: "glider@google.com" , "dvyukov@google.com" , "opendmb@gmail.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "kasan-dev@googlegroups.com" , "linux-mm@kvack.org" , Jiazhenghua , Dailei , Zengweilin , Heshaoliang T24gMjAxNy4xMC4xMiA3OjQzQU0gIERtaXRyeSBPc2lwZW5rbyBbbWFpbHRvOmRpZ2V0eEBnbWFp bC5jb21dIHdyb3RlOg0KPlNob3VsZG4ndCBhbGwgX19wZ3Byb3QncyBjb250YWluIExfUFRFX01U X1dSSVRFVEhST1VHSCA/DQo+DQo+Wy4uLl0NCj4NCj4tLQ0KPkRtaXRyeQ0KDQpUaGFua3MgZm9y IHlvdXIgcmV2aWV3LiBJJ20gc29ycnkgdGhhdCBteSByZXBsYXkgaXMgc28gbGF0ZS4NCg0KSSBk b24ndCB0aGluayBMX1BURV9NVF9XUklURVRIUk9VR0ggaXMgbmVlZCBmb3IgYWxsIGFybSBzb2Mu IFNvIEkgdGhpbmsga2FzYW4ncw0KbWFwcGluZyBjYW4gdXNlIFBBR0VfS0VSTkVMIHdoaWNoIGNh biBiZSBpbml0aWFsaXplZCBmb3IgZGlmZmVyZW50IGFybSBzb2MgYW5kIA0KX19wZ3Byb3QocGdw cm90X3ZhbChQQUdFX0tFUk5FTCkgfCBMX1BURV9SRE9OTFkpKS4NCg0KSSBkb24ndCB0aGluayB0 aGUgbWFwcGluZyB0YWJsZSBmbGFncyBpbiBrYXNhbl9lYXJseV9pbml0IG5lZWQgYmUgY2hhbmdl ZCBiZWNhdXNlIG9mIHRoZSBmb2xsb3cgcmVhc29uOg0KMSkgUEFHRV9LRVJORUwgY2FuJ3QgYmUg dXNlZCBpbiBlYXJseV9rYXNhbl9pbml0IGJlY2F1c2UgdGhlIHBncHJvdF9rZXJuZWwgd2hpY2gg aXMgdXNlZCB0byBkZWZpbmUgDQogIFBBR0VfS0VSTkVMIGRvZXNuJ3QgYmUgaW5pdGlhbGl6ZWQu IA0KDQoyKSBhbGwgb2YgdGhlIGthc2FuIHNoYWRvdydzIG1hcHBpbmcgdGFibGUgaXMgZ29pbmcg dG8gYmUgY3JlYXRlZCBhZ2FpbiBpbiBrYXNhbl9pbml0IGZ1bmN0aW9uLg0KDQoNCkFsbCB3aGF0 IEkgc2F5IGlzOiBJIHRoaW5rIG9ubHkgdGhlIG1hcHBpbmcgdGFibGUgZmxhZ3MgaW4ga2FzYW5f aW5pdCBmdW5jdGlvbiBuZWVkIHRvIGJlIGNoYW5nZWQgaW50byBQQUdFX0tFUk5FTCANCm9yICBf X3BncHJvdChwZ3Byb3RfdmFsKFBBR0VfS0VSTkVMKSB8IExfUFRFX1JET05MWSkpLiANCg0KSGVy ZSBpcyB0aGUgY29kZSwgSSBoYXMgYWxyZWFkeSB0ZXN0ZWQ6DQotLS0gYS9hcmNoL2FybS9tbS9r YXNhbl9pbml0LmMNCisrKyBiL2FyY2gvYXJtL21tL2thc2FuX2luaXQuYw0KQEAgLTEyNCw3ICsx MjQsNyBAQCBwdGVfdCAqIF9fbWVtaW5pdCBrYXNhbl9wdGVfcG9wdWxhdGUocG1kX3QgKnBtZCwg dW5zaWduZWQgbG9uZyBhZGRyLCBpbnQgbm9kZSkNCiAgICAgICAgICAgICAgICB2b2lkICpwID0g a2FzYW5fYWxsb2NfYmxvY2soUEFHRV9TSVpFLCBub2RlKTsNCiAgICAgICAgICAgICAgICBpZiAo IXApDQogICAgICAgICAgICAgICAgICAgICAgICByZXR1cm4gTlVMTDsNCi0gICAgICAgICAgIGVu dHJ5ID0gcGZuX3B0ZSh2aXJ0X3RvX3BmbihwKSwgX19wZ3Byb3QoX0xfUFRFX0RFRkFVTFQgfCBM X1BURV9ESVJUWSB8IExfUFRFX1hOKSk7DQorICAgICAgICAgZW50cnkgPSBwZm5fcHRlKHZpcnRf dG9fcGZuKHApLCBfX3BncHJvdChwZ3Byb3RfdmFsKFBBR0VfS0VSTkVMKSkpOw0KICAgICAgICAg ICAgICAgIHNldF9wdGVfYXQoJmluaXRfbW0sIGFkZHIsIHB0ZSwgZW50cnkpOw0KICAgICAgICB9 DQogICAgICAgIHJldHVybiBwdGU7DQpAQCAtMjUzLDcgKzI1NCw3IEBAIHZvaWQgX19pbml0IGth c2FuX2luaXQodm9pZCkNCiAgICAgICAgICAgICAgICAgc2V0X3B0ZV9hdCgmaW5pdF9tbSwgS0FT QU5fU0hBRE9XX1NUQVJUICsgaSpQQUdFX1NJWkUsDQogICAgICAgICAgICAgICAgICAgICAgICAg Jmthc2FuX3plcm9fcHRlW2ldLCBwZm5fcHRlKA0KICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgdmlydF90b19wZm4oa2FzYW5femVyb19wYWdlKSwNCi0gICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgIF9fcGdwcm90KF9MX1BURV9ERUZBVUxUIHwgTF9QVEVfRElSVFkgfCBMX1BU RV9YTiB8IExfUFRFX1JET05MWSkpKTsNCisgICAgICAgICAgICAgICAgICAgICAgICAgX19wZ3By b3QocGdwcm90X3ZhbChQQUdFX0tFUk5FTCkgfCBMX1BURV9SRE9OTFkpKSk7DQogICAgICAgIG1l bXNldChrYXNhbl96ZXJvX3BhZ2UsIDAsIFBBR0VfU0laRSk7DQogICAgICAgIGNwdV9zZXRfdHRi cjAob3JpZ190dGJyMCk7DQogICAgICAgIGZsdXNoX2NhY2hlX2FsbCgpOw0KDQoNCg== -- 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