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From: Roberto Sassu <roberto.sassu@huawei.com>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: <jejb@linux.ibm.com>, <zohar@linux.ibm.com>, <jgg@ziepe.ca>,
	<linux-integrity@vger.kernel.org>,
	<linux-security-module@vger.kernel.org>,
	<keyrings@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<crazyt2019+lml@gmail.com>, <tyhicks@canonical.com>,
	<nayna@linux.vnet.ibm.com>, <silviu.vlasceanu@huawei.com>
Subject: Re: [PATCH] KEYS: trusted: allow module init if TPM is inactive or deactivated
Date: Fri, 2 Aug 2019 10:21:16 +0200	[thread overview]
Message-ID: <e50c4cfa-1f0c-6f4d-1910-010a8d874393@huawei.com> (raw)
In-Reply-To: <20190801163215.mfkagoafkxscesne@linux.intel.com>

On 8/1/2019 6:32 PM, Jarkko Sakkinen wrote:
> On Mon, Jul 15, 2019 at 06:44:28PM +0200, Roberto Sassu wrote:
>> According to the bug report at https://bugs.archlinux.org/task/62678,
>> the trusted module is a dependency of the ecryptfs module. We should
>> load the trusted module even if the TPM is inactive or deactivated.
>>
>> Given that commit 782779b60faa ("tpm: Actually fail on TPM errors during
>> "get random"") changes the return code of tpm_get_random(), the patch
>> should be modified to ignore the -EIO error. I will send a new version.
> 
> Do you have information where this dependency comes from?

ecryptfs retrieves the encryption key from encrypted keys (see
ecryptfs_get_encrypted_key()).

Roberto

-- 
HUAWEI TECHNOLOGIES Duesseldorf GmbH, HRB 56063
Managing Director: Li Peng, Li Jian, Shi Yanli

  reply	other threads:[~2019-08-02  8:21 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-05 16:37 [PATCH] KEYS: trusted: allow module init if TPM is inactive or deactivated Roberto Sassu
2019-07-08 19:55 ` Tyler Hicks
2019-07-08 20:34 ` James Bottomley
2019-07-09 16:24   ` Jarkko Sakkinen
2019-07-09 16:31     ` Mimi Zohar
2019-08-02 21:18       ` Tyler Hicks
2019-07-11 19:48 ` Jarkko Sakkinen
2019-07-15 16:44   ` Roberto Sassu
2019-08-01 16:32     ` Jarkko Sakkinen
2019-08-02  8:21       ` Roberto Sassu [this message]
2019-08-02 14:27         ` Tyler Hicks
2019-08-02 19:42           ` Jarkko Sakkinen
2019-08-02 20:23             ` Tyler Hicks
2019-08-02 20:35               ` Tyler Hicks
2019-08-03 14:44               ` Jarkko Sakkinen
2019-08-04  1:46                 ` Mimi Zohar
2019-08-05 14:50               ` Roberto Sassu
2019-08-05 15:54                 ` Mimi Zohar
2019-08-05 16:04                   ` Roberto Sassu
2019-08-05 16:04                   ` Tyler Hicks
2019-08-05 16:51                     ` Roberto Sassu
2019-08-05 16:53                       ` Tyler Hicks
2019-08-05 22:11                 ` Jarkko Sakkinen
2019-08-02 19:40         ` Jarkko Sakkinen

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