From: liushuoran <liushuoran@huawei.com>
Subject: RE: Kernel panic - encryption/decryption failed when open file on
 Arm64
Date: Mon, 12 Sep 2016 02:16:30 +0000
Message-ID: <00B10D30F2BAA743B48953A4D86C96D54C8A8A@SZXEMI506-MBS.china.huawei.com>
References: <57D15BD3.40903@huawei.com>
 <20160908124709.GA26586@gondor.apana.org.au> <57D28CB8.4080904@huawei.com>
 <CAKv+Gu9JDCHDteOvgpEg4SJP4OKgM6=euF3pzBcXDJxTt=dAYg@mail.gmail.com>
 <CAKv+Gu8w+BuwxQjOtpnFPHnJNUzq7m0K+KJ8=FG2wHigaB54ng@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
        "David S. Miller" <davem@davemloft.net>,
        "Theodore Ts'o" <tytso@mit.edu>, Jaegeuk Kim <jaegeuk@kernel.org>,
        "nhorman@tuxdriver.com" <nhorman@tuxdriver.com>,
        "mh1@iki.fi" <mh1@iki.fi>,
        "linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Wangbintian <bintian.wang@huawei.com>,
        Huxinwei <huxinwei@huawei.com>,
        "zhangzhibin (C)" <zhangzhibin.zhang@huawei.com>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>,
        Xiakaixu <xiakaixu@huawei.com>
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <CAKv+Gu8w+BuwxQjOtpnFPHnJNUzq7m0K+KJ8=FG2wHigaB54ng@mail.gmail.com>
Content-Language: zh-CN
Sender: linux-kernel-owner@vger.kernel.org
List-Id: linux-crypto.vger.kernel.org
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