From: Greg KH <greg@kroah.com>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.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 15:36:46 +0200 [thread overview]
Message-ID: <20200907133646.GA2779642@kroah.com> (raw)
In-Reply-To: <20200907132322.GB106839@linux.intel.com>
On Mon, Sep 07, 2020 at 04:23:22PM +0300, Jarkko Sakkinen wrote:
> 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.
That's fine with me!
next prev parent reply other threads:[~2020-09-07 13:47 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
2020-09-07 13:36 ` Greg KH [this message]
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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