Re: [GIT PULL] tpmdd updates for v5.12-rc1

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On Sat, Jan 30, 2021 at 09:33:47AM -0800, James Bottomley wrote:
> On Sat, 2021-01-30 at 19:15 +0200, Jarkko Sakkinen wrote:
> > On Thu, Jan 28, 2021 at 07:38:21PM -0800, Linus Torvalds wrote:
> > > On Thu, Jan 28, 2021 at 4:54 PM Jarkko Sakkinen <jarkko@xxxxxxxxxx>
> > > wrote:
> > > > This contains bug fixes for tpm_tis driver, which had a racy wait
> > > > for hardware state change to be ready to send a command to the
> > > > TPM chip. The bug has existed already since 2006, but has only
> > > > made itself known in recent past.
> > > 
> > > Hmm. Is this for the next merge window? The subject line implies
> > > that, as does the addition of the cr50 driver.
> > > 
> > > But the commentary about fixes implies that at least part of it
> > > should be in 5.11?
> > 
> > This was meant for 5.12 but the timing was *way* too early. I'll take
> > this one back. Just to unambiguity reasons I'll use tpmdd-next-v5.12-
> > rc1-v2 tag for my final v5.12 PR, once I send it.
> > 
> > I considered a bit, and I really think that it would make a lot of
> > sense to do a late 5.11 just containing the two commits from James,
> > namely:
> > 
> > 1. tpm_tis: Fix check_locality for correct locality acquisition
> > 2. tpm_tis: Clean up locality release 
> > 
> > James: Does this make sense to you? 
> 
> Yes, that's fine with me.  It will quiet the warning we've had several
> bug reports about, so it's definitely a bug fix.

Thanks, this is exactly what I wanted to sanity check. I figured that
those should be enough, but unfortunately I do not have any hardware
triggering the issue in my possession.

> James

/Jarkko



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