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From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Greg KH <greg@kroah.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>,
	linux-integrity@vger.kernel.org, Mimi Zohar <zohar@linux.ibm.com>,
	linux-api@vger.kernel.org
Subject: Re: [PATCH RESEND v4 0/1] add sysfs exports for TPM 2 PCR registers
Date: Mon, 7 Sep 2020 16:23:22 +0300	[thread overview]
Message-ID: <20200907132322.GB106839@linux.intel.com> (raw)
In-Reply-To: <20200907053824.GA279469@kroah.com>

On Mon, Sep 07, 2020 at 07:38:24AM +0200, Greg KH wrote:
> Please just use a binary blob format.  Binary sysfs files are exactly
> what this is for, you are just passing the data through the kernel from
> the hardware to userspace.
> 
> You can have 24 binary files if that makes it easier, but the existing
> format really is an abuse of sysfs.
> 
> Or use securityfs, that's fine too, but as you say, you have to write
> more code for that.
> 
> thanks,
> 
> greg k-h

I suggested this in previous round: to have a single 'pcrs' binary file
with <TPM Alg ID, blob> pairs contained.

/Jarkko

  reply	other threads:[~2020-09-07 13:32 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-06 20:32 [PATCH RESEND v4 0/1] add sysfs exports for TPM 2 PCR registers James Bottomley
2020-09-06 20:32 ` [PATCH RESEND v4 1/1] tpm: add sysfs exports for all banks of " James Bottomley
2020-09-07  5:39   ` Greg KH
2020-09-07  5:59     ` James Bottomley
2020-09-07 13:21   ` Jarkko Sakkinen
2020-09-07 17:37     ` Greg KH
2020-09-08 17:39       ` Jarkko Sakkinen
2020-09-07  5:38 ` [PATCH RESEND v4 0/1] add sysfs exports for TPM 2 " Greg KH
2020-09-07 13:23   ` Jarkko Sakkinen [this message]
2020-09-07 13:36     ` Greg KH
2020-09-07 21:52     ` James Bottomley
2020-09-08  5:45       ` Greg KH
2020-09-08 18:05         ` Jarkko Sakkinen
2020-09-08 18:14           ` James Bottomley
2020-09-09  7:07             ` Greg KH
2020-09-11 11:48               ` Jarkko Sakkinen
2020-09-11 11:47             ` Jarkko Sakkinen
  -- strict thread matches above, loose matches on Subject: below --
2020-11-29 22:30 James Bottomley
2020-11-30  8:18 ` Greg KH
2020-11-30 15:21   ` Mimi Zohar
2020-11-30 15:26   ` James Bottomley

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