Received: by 2002:a05:6a10:22f:0:0:0:0 with SMTP id 15csp900660pxk; Fri, 25 Sep 2020 00:20:24 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxaEEKFLX3Sx2l2BFB6MSxAVff8C+gF6lc2uUbU9lUoc2041OETe1+SNjE/tqxvsZ2wEoM6 X-Received: by 2002:aa7:d29a:: with SMTP id w26mr2571704edq.106.1601018423996; Fri, 25 Sep 2020 00:20:23 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1601018423; cv=none; d=google.com; s=arc-20160816; b=RH5oE0kWpTLFRxRZ5GdjWgfqU7iXMgeynBcTS83ud0IOFMhoGwjPta4ftXPLelHcop btKpf69KWwn+lv9UsFAPEUWrq+gfTMFPOIqTb8cp/TP+OoDKsmLRAlMfYPZWfW2TNXli 8w+JRFQWQaPBPkgDlHXatj/L/i8rikO+K2ILhIoBLfvrarllBPNho3WR0Q4emcmyH0m8 v+NZPi5M/F6Eo91Sy/dkjbYvGSLkzMnm0Uw6GkNjg+Lx2bEleMZb9ideMULGedxb1nlq f0QYtntq0mpGVhFISxE6k9POwJ4FVinGmYfw8JRmVtnVlTVqKqwRkAtShGYLEgC7/rh+ ju0w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:date:cc:to:from:subject:message-id :dkim-signature; bh=+dWfAWVSC8G82KV3JSBP7Prglhd5Yr0C7+OX0zeM2BU=; b=unz5EBJnNFWlbOwZ+vT+iA6y8kUilWUsEEMHAfG+5JgNsQKTCYi4UoMEjqxsz8gJ3V wAih0t0etuZ08lbxsO3yjwRZ/Hp754R1KJ5rOykojhvXnSm1coI3LYXRFy5hB6pWaAJd +B38C9qoTcwK/OD9k+op6/IvtEJeumTAH5HC/kZFn0DXEmAe3zq86bOmZjj950L0WL4e 58ad8an/tdP2zFp6dVu35F9pO019LQslC5wspqNgxwbwKJammAenonmYGJCNIgjWdRMt V/fIIiSNGZ+krO+bSmGf4iHxCUz4e8rIu5PDWL+O6X733aH1WROwjF0tim46R/TTaiw6 NuYQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b=ojRsscfI; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a13si1268820edf.9.2020.09.25.00.19.59; Fri, 25 Sep 2020 00:20:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b=ojRsscfI; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727193AbgIYHSu (ORCPT + 99 others); Fri, 25 Sep 2020 03:18:50 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:40619 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727067AbgIYHSu (ORCPT ); Fri, 25 Sep 2020 03:18:50 -0400 X-UUID: c0dcd319fdae4ed2b6d0e2f26bad7245-20200925 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=+dWfAWVSC8G82KV3JSBP7Prglhd5Yr0C7+OX0zeM2BU=; b=ojRsscfIzTXQLgXYBEn2hJnJi4bPMNVbwMB8Oc9SDnJp2Cg7GmME9bG68g5h49B6+v7EVNFdVW/YCsozJYSHE6fl+wb3P7KS4LVBlTiwdHWmb5/aDytI5CMF8/IM+xD/js94Cq4xBNoNwFFBAuE/Um+FMKZ5e6bsUhz/f15WYTI=; X-UUID: c0dcd319fdae4ed2b6d0e2f26bad7245-20200925 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 271370887; Fri, 25 Sep 2020 15:18:46 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 25 Sep 2020 15:18:42 +0800 Received: from [172.21.84.99] (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 25 Sep 2020 15:18:43 +0800 Message-ID: <1601018323.28162.4.camel@mtksdccf07> Subject: Re: [PATCH v4 1/6] timer: kasan: record timer stack From: Walter Wu To: Thomas Gleixner CC: Andrew Morton , John Stultz , Stephen Boyd , Marco Elver , Andrey Ryabinin , "Alexander Potapenko" , Dmitry Vyukov , "Andrey Konovalov" , Matthias Brugger , , , , , wsd_upstream , Date: Fri, 25 Sep 2020 15:18:43 +0800 In-Reply-To: <87h7rm97js.fsf@nanos.tec.linutronix.de> References: <20200924040335.30934-1-walter-zh.wu@mediatek.com> <87h7rm97js.fsf@nanos.tec.linutronix.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: 3C3089F7FF02F5E21612A0E8793CCC1F5A4AAE300078785DD5266310F77958DD2000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVGh1LCAyMDIwLTA5LTI0IGF0IDIzOjQxICswMjAwLCBUaG9tYXMgR2xlaXhuZXIgd3JvdGU6 DQo+IE9uIFRodSwgU2VwIDI0IDIwMjAgYXQgMTI6MDMsIFdhbHRlciBXdSB3cm90ZToNCj4gPiBX aGVuIGFuYWx5emUgdXNlLWFmdGVyLWZyZWUgb3IgZG91YmxlLWZyZWUgaXNzdWUsIHJlY29yZGlu ZyB0aGUgdGltZXINCj4gPiBzdGFja3MgaXMgaGVscGZ1bCB0byBwcmVzZXJ2ZSB1c2FnZSBoaXN0 b3J5IHdoaWNoIHBvdGVudGlhbGx5IGdpdmVzDQo+ID4gYSBoaW50IGFib3V0IHRoZSBhZmZlY3Rl ZCBjb2RlLg0KPiA+DQo+ID4gUmVjb3JkIHRoZSBtb3N0IHJlY2VudCB0d28gdGltZXIgaW5pdCBj YWxscyBpbiBLQVNBTiB3aGljaCBhcmUgcHJpbnRlZA0KPiA+IG9uIGZhaWx1cmUgaW4gdGhlIEtB U0FOIHJlcG9ydC4NCj4gPg0KPiA+IEZvciB0aW1lcnMgaXQgaGFzIHR1cm5lZCBvdXQgdG8gYmUg dXNlZnVsIHRvIHJlY29yZCB0aGUgc3RhY2sgdHJhY2UNCj4gPiBvZiB0aGUgdGltZXIgaW5pdCBj YWxsLg0KPiANCj4gSW4gd2hpY2ggd2F5PyBBbmQgd2hhdCBraW5kIG9mIGJ1ZyBkb2VzIGl0IGNh dGNoIHdoaWNoIGNhbm5vdCBiZSBjYXRjaGVkDQo+IGJ5IGV4aXN0aW5nIGRlYnVnIG1lY2hhbmlz bXMgYWxyZWFkeT8NCj4gDQoNCldlIG9ubHkgcHJvdmlkZSBhbm90aGVyIGRlYnVnIG1lY2hhbmlz bXMgdG8gZGVidWcgdXNlLWFmdGVyLWZyZWUgb3INCmRvdWJsZS1mcmVlLCBpdCBjYW4gYmUgZGlz cGxheWVkIHRvZ2V0aGVyIGluIEtBU0FOIHJlcG9ydCBhbmQgaGF2ZSBhDQpjaGFuY2UgdG8gZGVi dWcsIGFuZCBpdCBkb2Vzbid0IG5lZWQgdG8gZW5hYmxlIGV4aXN0aW5nIGRlYnVnIG1lY2hhbmlz bXMNCmF0IHRoZSBzYW1lIHRpbWUuIHRoZW4gaXQgaGFzIGEgY2hhbmNlIHRvIHJlc29sdmUgaXNz dWUuDQoNCj4gPiBCZWNhdXNlIGlmIHRoZSBVQUYgcm9vdCBjYXVzZSBpcyBpbiB0aW1lciBpbml0 LCB0aGVuIHVzZXIgY2FuIHNlZQ0KPiA+IEtBU0FOIHJlcG9ydCB0byBnZXQgd2hlcmUgaXQgaXMg cmVnaXN0ZXJlZCBhbmQgZmluZCBvdXQgdGhlIHJvb3QNCj4gPiBjYXVzZS4NCj4gDQo+IFdoYXQ/ IElmIHRoZSBVQUYgcm9vdCBjYXVzZSBpcyBpbiB0aW1lciBpbml0LCB0aGVuIHJlZ2lzdGVyaW5n IGl0IGFmdGVyDQo+IHVzaW5nIGl0IGluIHRoYXQgdmVyeSBzYW1lIGZ1bmN0aW9uIGlzIHByZXR0 eSBwb2ludGxlc3MuDQo+IA0KDQpTZWUgWzFdLCB0aGUgY2FsbCBzdGFjayBzaG93cyBVQUYgaGFw cGVuIGF0IGR1bW15X3RpbWVyKCksIGl0IGlzIHRoZQ0KY2FsbGJhY2sgZnVuY3Rpb24gYW5kIHNl dCBieSB0aW1lcl9zZXR1cCgpLCBpZiBLQVNBTiByZXBvcnQgc2hvd3MgdGhlDQp0aW1lciBjYWxs IHN0YWNrLCBpdCBzaG91bGQgYmUgdXNlZnVsIGZvciBwcm9ncmFtbWVyLg0KDQpbMV0NCmh0dHBz Oi8vc3l6a2FsbGVyLmFwcHNwb3QuY29tL2J1Zz9pZD0zNGU2OWI3YzhjMDE2NTY1OGNiYzk4N2Rh MGI2MWRhZGVjNjQ0YjZiDQoNCg0KPiA+IEl0IGRvbid0IG5lZWQgdG8gZW5hYmxlIERFQlVHX09C SkVDVFNfVElNRVJTLCBidXQgdGhleSBoYXZlIGEgY2hhbmNlDQo+ID4gdG8gZmluZCBvdXQgdGhl IHJvb3QgY2F1c2UuDQo+IA0KPiBUaGVyZSBpcyBhIGxvdCBvZiBoYW5kd2F2aW5nIGhvdyB1c2Vm dWwgdGhpcyBpcywgYnV0IFRCSCBJIGRvbid0IHNlZSB0aGUNCj4gdmFsdWUgYXQgYWxsLg0KPiAN Cj4gREVCVUdfT0JKRUNUU19USU1FUlMgZG9lcyBhIGxvdCBtb3JlIHRoYW4gY3Jhc2hpbmcgb24g VUFGLiBJZiBLQVNBTg0KPiBwcm92aWRlcyBhZGRpdGlvbmFsIHZhbHVlIG92ZXIgREVCVUdfT0JK RUNUU19USU1FUlMgdGhlbiBzcGVsbCBpdCBvdXQsDQo+IGJ1dCBqdXN0IHNheWluZyB0aGF0IHlv dSBkb24ndCBuZWVkIHRvIGVuYWJsZSBERUJVR19PQkpFQ1RTX1RJTUVSUyBpcw0KPiBub3QgbWFr aW5nIGFuIGFyZ3VtZW50IGZvciB0aGF0IGNoYW5nZS4NCj4gDQoNCldlIGRvbid0IHdhbnQgdG8g cmVwbGFjZSBERUJVR19PQkpFQ1RTX1RJTUVSUyB3aXRoIHRoaXMgcGF0Y2hlcywgb25seQ0KaG9w ZSB0byB1c2UgbG93IG92ZXJoZWFkKGNvbXBhcmUgd2l0aCBERUJVR19PQkpFQ1RTX1RJTUVSUykg dG8gZGVidWcNCnVzZS1hZnRlci1mcmVlL2RvdWJsZS1mcmVlIGlzc3VlLiBJZiB5b3UgaGF2ZSBz b21lIGNvbmNlcm5zLCB3ZSBjYW4gYWRkDQp0aG9zZSBtZXNzYWdlIGludG8gY29tbWl0IGxvZy4N Cg0KVGhhbmtzLg0KDQpXYWx0ZXINCg==