From: jgg@ziepe.ca (Jason Gunthorpe)
To: linux-security-module@vger.kernel.org
Subject: [PATCH] tpm: allow TCPA log area to be empty
Date: Sun, 18 Mar 2018 20:13:23 -0600 [thread overview]
Message-ID: <20180319021323.GD27186@ziepe.ca> (raw)
In-Reply-To: <20180316125525.GB5035@linux.intel.com>
On Fri, Mar 16, 2018 at 02:55:25PM +0200, Jarkko Sakkinen wrote:
> On Mon, Mar 12, 2018 at 09:02:32AM -0600, Jason Gunthorpe wrote:
> > On Sat, Mar 10, 2018 at 06:16:37PM +0200, Jarkko Sakkinen wrote:
> > > TCPA log are can be empty when the TPM is disabled. This commit changes the
> > > behavior of tpm_read_log_acpi() to return successfully in this case.
> >
> > The commit should explain why we'd want this..
> >
> > eg Why does it matter to create the extra sysfs files to report an empty
> > log?
> >
> > Jason
>
> The initialization of the driver will fail otherwise. Not sure if I
> understand your question.
Well, I mean in the sense of what is broken and why is this the right
fix. Why not return -ENODEV?
Jason
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next prev parent reply other threads:[~2018-03-19 2:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-10 16:16 [PATCH] tpm: allow TCPA log area to be empty Jarkko Sakkinen
2018-03-12 11:09 ` Jarkko Sakkinen
2018-03-12 15:02 ` Jason Gunthorpe
2018-03-16 12:55 ` Jarkko Sakkinen
2018-03-19 2:13 ` Jason Gunthorpe [this message]
2018-03-19 21:24 ` Jarkko Sakkinen
2018-03-20 22:29 ` Sahil Rihan
2018-03-22 14:20 ` Jarkko Sakkinen
2018-03-27 0:07 ` Sahil Rihan
2018-03-27 8:05 ` Jarkko Sakkinen
2018-03-27 15:37 ` Sahil Rihan
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