From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DB2AC43603 for ; Mon, 9 Dec 2019 10:46:45 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5485F2073D; Mon, 9 Dec 2019 10:46:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sourceforge.net header.i=@sourceforge.net header.b="VelOZyFJ"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sf.net header.i=@sf.net header.b="kzIMrWMF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5485F2073D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-f2fs-devel-bounces@lists.sourceforge.net Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1ieGYu-0003Zg-U7; Mon, 09 Dec 2019 10:46:44 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ieGYt-0003ZF-Hl for linux-f2fs-devel@lists.sourceforge.net; Mon, 09 Dec 2019 10:46:43 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:CC:To:Subject:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=KuXcOmi3wiRIJZ07UvP/j3jwxDFHLkFb6RZpc+tV1wM=; b=VelOZyFJlt2diCaOCK4YWJZVJs gXZUBSEalbXm6M9GurVyMWsKhMtkn1mMRx8G6nTxyXYKrgMkSybNDss2h2YbAJpyvUJG5c+ZKmzIK nvy+4cOPJsMONsR6zvP4cmC7n7fZWEOHdUiPIOh1PMRzbrnoM8aipqsQKkQtF12qb710=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version:Date: Message-ID:From:References:CC:To:Subject:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=KuXcOmi3wiRIJZ07UvP/j3jwxDFHLkFb6RZpc+tV1wM=; b=kzIMrWMFAyZCsL8wLCYZbN+d08 MrYBKVS3r1ZrdMCWuyRpuRtl82PvojnXoRwg1RHa57mAhMe6eD2WO4XfU4KhUaGeLbBHKHFA8ygec JhfnRakm99ncMOvEQ1EEj7nVaDpJeKXF1msPatHY+bFfwFZRMr6il9ufIAcqGHT7IL+E=; Received: from szxga05-in.huawei.com ([45.249.212.191] helo=huawei.com) by sfi-mx-3.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.2) id 1ieGYr-00F2gc-Au for linux-f2fs-devel@lists.sourceforge.net; Mon, 09 Dec 2019 10:46:43 +0000 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 85FBF78624F5C19E9F79; Mon, 9 Dec 2019 18:46:32 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.211) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 9 Dec 2019 18:46:28 +0800 To: Gao Xiang , Hongwei Qin References: <4ef45a4b-47fa-4d7e-a060-4cad56ca372a@kernel.org> <20191208135117.GA12771@hsiangkao-HP-ZHAN-66-Pro-G1> From: Chao Yu Message-ID: <11aeed7b-24e2-61ba-fddc-6684aac2b152@huawei.com> Date: Mon, 9 Dec 2019 18:46:28 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20191208135117.GA12771@hsiangkao-HP-ZHAN-66-Pro-G1> Content-Language: en-US X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected X-Headers-End: 1ieGYr-00F2gc-Au Subject: Re: [f2fs-dev] Potential data corruption? X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-f2fs-devel Content-Type: text/plain; charset="gbk" Content-Transfer-Encoding: base64 Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net T24gMjAxOS8xMi84IDIxOjUxLCBHYW8gWGlhbmcgdmlhIExpbnV4LWYyZnMtZGV2ZWwgd3JvdGU6 Cj4gSGksCj4gCj4gT24gU3VuLCBEZWMgMDgsIDIwMTkgYXQgMDk6MTU6NTVQTSArMDgwMCwgSG9u Z3dlaSBRaW4gd3JvdGU6Cj4+IEhpLAo+Pgo+PiBPbiBTdW4sIERlYyA4LCAyMDE5IGF0IDEyOjAx IFBNIENoYW8gWXUgPGNoYW9Aa2VybmVsLm9yZz4gd3JvdGU6Cj4+Pgo+Pj4gSGVsbG8sCj4+Pgo+ Pj4gT24gMjAxOS0xMi03IDE4OjEwLCDvv73vv73vv73Vte+/ve+/ve+/ve+/ve+/ve+/ve+/vSB3 cm90ZToKPj4+PiBIaSBGMkZTIGV4cGVydHMsCj4+Pj4gVGhlIGZvbGxvd2luZyBjb25mdXNlcyBt ZToKPj4+Pgo+Pj4+IEEgdHlwaWNhbCBmc3luYygpIGdvZXMgbGlrZSB0aGlzOgo+Pj4+IDEpIElz c3VlIGRhdGEgYmxvY2sgSU9zCj4+Pj4gMikgV2FpdCBmb3IgY29tcGxldGlvbgo+Pj4+IDMpIElz c3VlIGNoYWluZWQgbm9kZSBibG9jayBJT3MKPj4+PiA0KSBXYWl0IGZvciBjb21wbGV0aW9uCj4+ Pj4gNSkgSXNzdWUgZmx1c2ggY29tbWFuZAo+Pj4+Cj4+Pj4gSW4gb3JkZXIgdG8gcHJlc2VydmUg ZGF0YSBjb25zaXN0ZW5jeSB1bmRlciBzdWRkZW4gcG93ZXIgZmFpbHVyZSwgaXQgcmVxdWlyZXMg dGhhdCB0aGUgc3RvcmFnZSBkZXZpY2UgcGVyc2lzdHMgZGF0YSBibG9ja3MgcHJpb3IgdG8gbm9k ZSBibG9ja3MuCj4+Pj4gT3RoZXJ3aXNlLCB1bmRlciBzdWRkZW4gcG93ZXIgZmFpbHVyZSwgaXQn cyBwb3NzaWJsZSB0aGF0IHRoZSBwZXJzaXN0ZWQgbm9kZSBibG9jayBwb2ludHMgdG8gTlVMTCBk YXRhIGJsb2Nrcy4KPj4+Cj4+PiBGaXJzdGx5IGl0IGRvZXNuJ3QgYnJlYWsgUE9TSVggc2VtYW50 aWNzLCByaWdodD8gc2luY2UgZnN5bmMoKSBkaWRuJ3QgcmV0dXJuCj4+PiBzdWNjZXNzZnVsbHkg YmVmb3JlIHN1ZGRlbiBwb3dlci1jdXQsIHNvIHdlIGNhbiBub3QgZ3VhcmFudGVlIHRoYXQgZGF0 YSBpcyBmdWxseQo+Pj4gcGVyc2lzdGVkIGluIHN1Y2ggY29uZGl0aW9uLgo+Pj4KPj4+IEhvd2V2 ZXIsIHdoYXQgeW91IHdhbnQgbG9va3MgbGlrZSBhdG9taWMgd3JpdGUgc2VtYW50aWNzLCB3aGlj aCBtb3N0bHkgZGF0YWJhc2UKPj4+IHdhbnQgdG8gZ3VhcmFudGVlIGR1cmluZyBkYiBmaWxlIHVw ZGF0ZS4KPj4+Cj4+PiBGMkZTIGhhcyBzdXBwb3J0IGF0b21pY193cml0ZSB2aWEgaW9jdGwsIHdo aWNoIGlzIHVzZWQgYnkgU1FMaXRlIG9mZmljaWFsbHksIEkKPj4+IGd1ZXNzIHlvdSBjYW4gY2hl Y2sgaXRzIGltcGxlbWVudGF0aW9uIGRldGFpbC4KPj4+Cj4+PiBUaGFua3MsCj4+Pgo+Pgo+PiBU aGFua3MgZm9yIHlvdXIga2luZCByZXBseS4KPj4gSXQncyB0cnVlIHRoYXQgaWYgd2UgbWVldCBw b3dlciBmYWlsdXJlIGJlZm9yZSBmc3luYygpIGNvbXBsZXRlcywKPj4gUE9TSVggZG9lbid0IHJl cXVpcmUgRlMgdG8gcmVjb3ZlciB0aGUgZmlsZS4gSG93ZXZlciwgY29uc2lkZXIgdGhlCj4+IGZv bGxvd2luZyBzaXR1YXRpb246Cj4+Cj4+IDEpIERhdGEgYmxvY2sgSU9zIChOb3QgcGVyc2lzdGVk KQo+PiAyKSBOb2RlIGJsb2NrIElPcyAoQWxsIFBlcnNpc3RlZCkKPj4gMykgUG93ZXIgZmFpbHVy ZQo+Pgo+PiBTaW5jZSB0aGUgbm9kZSBibG9ja3MgYXJlIGFsbCBwZXJzaXN0ZWQgYmVmb3JlIHBv d2VyIGZhaWx1cmUsIHRoZSBub2RlCj4+IGNoYWluIGlzbid0IGJyb2tlbi4gTm90ZSB0aGF0IHRo aXMgZmlsZSdzIG5ldyBkYXRhIGlzIG5vdCBwcm9wZXJseQo+PiBwZXJzaXN0ZWQgYmVmb3JlIGNy YXNoLiBTbyB0aGUgcmVjb3ZlcnkgcHJvY2VzcyBzaG91bGQgYmUgYWJsZSB0bwo+PiByZWNvZ25p emUgdGhpcyBzaXR1YXRpb24gYW5kIGF2b2lkIHJlY292ZXIgdGhpcyBmaWxlLiBIb3dldmVyLCBz aW5jZQo+PiB0aGUgbm9kZSBjaGFpbiBpcyBub3QgYnJva2VuLCBwZXJoYXBzIHRoZSByZWNvdmVy eSBwcm9jZXNzIHdpbGwgcmVnYXJkCj4+IHRoaXMgZmlsZSBhcyByZWNvdmVyYWJsZT8KPiAKPiBB cyBteSBvd24gbGltaXRlZCB1bmRlcnN0YW5kaW5nLCBJJ20gYWZyYWlkIGl0IHNlZW1zIHRydWUg Zm9yIGV4dHJlbWUgY2FzZS4KPiBXaXRob3V0IHByb3BlciBGTFVTSCBjb21tYW5kLCBuZXdlciBu b2RlcyBjb3VsZCBiZSByZWNvdmVyZWQgYnV0IG5vIG5ld2VyCj4gZGF0YSBwZXJzaXN0ZWQuCj4g Cj4gU28gaWYgZnN5bmMoKSBpcyBub3Qgc3VjY2Vzc2Z1bCwgdGhlIG9sZCBkYXRhIHNob3VsZCBi ZSByZWFkZWQKPiBidXQgZm9yIHRoaXMgY2FzZSwgdW5leHBlY3RlZCBkYXRhIChub3QgQSBvciBB JywgY291bGQgYmUgcmFuZG9tIGRhdGEKPiBDKSB3aWxsIGJlIGNvbnNpZGVyZWQgdmFsaWRseSBz aW5jZSBpdHMgbm9kZSBpcyBvay4KPiAKPiBJdCBzZWVtcyBpdCBzaG91bGQgRkxVU0ggZGF0YSBi ZWZvcmUgdGhlIHJlbGF0ZWQgbm9kZSBjaGFpbiB3cml0dGVuIG9yCj4gaW50cm9kdWNlIHNvbWUg ZGF0YSBjaGVja3N1bSB0aG91Z2guCj4gCj4gSWYgSSBhbSB3cm9uZywga2luZGx5IGNvcnJlY3Qg bWUuLi4KClllcywgSSBndWVzcyBpZiB1c2VyIHdhbnRzIG1vcmUgY29uc2lzdGVuY2UgZ3VhcmFu dGVlIG9mIGZzeW5jKCkgdGhhbiBwb3NpeCBvbmUsCndlIGNhbiByZWZhY3RvciBmc3luY19tb2Rl PXN0cmljdCBtb2RlIGEgYml0IHRvIGhhbmRsZSBmc3luYygpIElPcyBsaWtlIHdlIGRpZApmb3Ig YXRvbWljIHdyaXRlIElPcyB0byBrZWVwIHN0cmljdCBkYXRhL25vZGUgSU8gb3JkZXIuIEJ1dCBu b3RlIHRoYXQgc3VjaApjb25zaXN0ZW5jZSBndWFyYW50ZWUgaXMgd2VhaywgYWZ0ZXIgc3VkZGVu IHBvd2VyLWN1dCwgcmVjb3ZlcmVkIGZpbGUgbWF5CmNvbnRhaW4gbWl4ZWQgb2xkIGFuZCBuZXcg ZGF0YSAoZnN5bmNlZCBkYXRhIHBhcnRpYWxseSBwZXJzaXN0ZWQpIHdoaWNoIG1heSBhbHNvCmNy YXNoIHRoZSBBcHBzLgoKVGhhbmtzLAoKPiAKPiBUaGFua3MsCj4gR2FvIFhpYW5nCj4gCj4gCj4g Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBMaW51 eC1mMmZzLWRldmVsIG1haWxpbmcgbGlzdAo+IExpbnV4LWYyZnMtZGV2ZWxAbGlzdHMuc291cmNl Zm9yZ2UubmV0Cj4gaHR0cHM6Ly9saXN0cy5zb3VyY2Vmb3JnZS5uZXQvbGlzdHMvbGlzdGluZm8v bGludXgtZjJmcy1kZXZlbAo+IAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCkxpbnV4LWYyZnMtZGV2ZWwgbWFpbGluZyBsaXN0CkxpbnV4LWYyZnMtZGV2 ZWxAbGlzdHMuc291cmNlZm9yZ2UubmV0Cmh0dHBzOi8vbGlzdHMuc291cmNlZm9yZ2UubmV0L2xp c3RzL2xpc3RpbmZvL2xpbnV4LWYyZnMtZGV2ZWwK