From: Stefan Berger <stefanb@linux.ibm.com>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: Stefan Berger <stefanb@linux.vnet.ibm.com>,
linux-integrity@vger.kernel.org,
linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tpm_tis: Fix interrupt probing
Date: Thu, 29 Aug 2019 20:11:27 -0400 [thread overview]
Message-ID: <039601c6-e22a-d113-0eb2-ee2a206f5b73@linux.ibm.com> (raw)
In-Reply-To: <20190829161057.22l72j55jy3dyib7@linux.intel.com>
On 8/29/19 12:10 PM, Jarkko Sakkinen wrote:
> On Thu, Aug 29, 2019 at 04:20:21PM +0300, Jarkko Sakkinen wrote:
>> On Tue, Aug 27, 2019 at 03:34:36PM -0400, Stefan Berger wrote:
>>> On 8/27/19 11:19 AM, Jarkko Sakkinen wrote:
>>>> On Tue, Aug 27, 2019 at 04:14:00PM +0300, Jarkko Sakkinen wrote:
>>>>> On Tue, Aug 20, 2019 at 08:25:17AM -0400, Stefan Berger wrote:
>>>>>> From: Stefan Berger <stefanb@linux.ibm.com>
>>>>>>
>>>>>> The interrupt probing of the TPM TIS was broken since we are trying to
>>>>>> run it without an active locality and without the TPM_CHIP_FLAG_IRQ set.
>>>>>>
>>>>>> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
>>>>> Need these:
>>>>>
>>>>> Cc: linux-stable@vger.kernel.org
>>>>> Fixes: a3fbfae82b4c ("tpm: take TPM chip power gating out of tpm_transmit()")
>>>>>
>>>>> Thank you. I'll apply this to my tree.
>>>>>
>>>>> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
>>>> The commit went in the following form:
>>>>
>>>> http://git.infradead.org/users/jjs/linux-tpmdd.git/commit/9b558deab2c5d7dc23d5f7a4064892ede482ad32
>>> I saw you dropped the stetting of the IRQ flag - I needed it, otherwise it
>>> wouldn't execute certain code paths.
>> I explained why I removed that part. There was no any reasoning for
>> it. Also, it cannot be in the same commit if it fixes a diffent
>> issue.
> AFAIK they go with different fixes-tags.
I sent a separate patch for this. It looks like this bug goes back to
when the TPM_CHIP_FLAG_IRQ was introduced in March 2019?!
Stefan
next prev parent reply other threads:[~2019-08-30 0:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-20 12:25 [PATCH] tpm_tis: Fix interrupt probing Stefan Berger
2019-08-21 19:15 ` Jarkko Sakkinen
2019-08-27 13:14 ` Jarkko Sakkinen
2019-08-27 15:19 ` Jarkko Sakkinen
2019-08-27 19:34 ` Stefan Berger
2019-08-29 13:20 ` Jarkko Sakkinen
2019-08-29 16:10 ` Jarkko Sakkinen
2019-08-30 0:11 ` Stefan Berger [this message]
2019-08-30 17:00 ` Jarkko Sakkinen
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