linux-kernel - Re: [PATCH] tpm: Drop warning when an auth session is active

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Message-ID: <Z8tN2HVE6PImMFf4@kernel.org>
Date: Fri, 7 Mar 2025 21:49:44 +0200
From: Jarkko Sakkinen <jarkko@...nel.org>
To: Jonathan McDowell <noodles@...th.li>
Cc: Peter Huewe <peterhuewe@....de>, Jason Gunthorpe <jgg@...pe.ca>,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	Mimi Zohar <zohar@...ux.ibm.com>, linux-integrity@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tpm: Drop warning when an auth session is active

On Fri, Mar 07, 2025 at 05:25:36PM +0000, Jonathan McDowell wrote:
> On Fri, Mar 07, 2025 at 06:36:02PM +0200, Jarkko Sakkinen wrote:
> > On Fri, Mar 07, 2025 at 10:56:44AM +0000, Jonathan McDowell wrote:
> > > Auth sessions are lazily flushed since commit df745e25098dc ("tpm:
> > > Lazily flush the auth session"), so it's expected that we might try to
> > > start a new session when one is still active.
> > > 
> > > Signed-off-by: Jonathan McDowell <noodles@...a.com>
> > > ---
> > >  drivers/char/tpm/tpm2-sessions.c | 1 -
> > >  1 file changed, 1 deletion(-)
> > > 
> > > diff --git a/drivers/char/tpm/tpm2-sessions.c b/drivers/char/tpm/tpm2-sessions.c
> > > index b70165b588ec..2d2c192ebb14 100644
> > > --- a/drivers/char/tpm/tpm2-sessions.c
> > > +++ b/drivers/char/tpm/tpm2-sessions.c
> > > @@ -982,7 +982,6 @@ int tpm2_start_auth_session(struct tpm_chip *chip)
> > >  	int rc;
> > >  
> > >  	if (chip->auth) {
> > > -		dev_warn_once(&chip->dev, "auth session is active\n");
> > >  		return 0;
> > >  	}
> > 
> > OK so curly faces should be also removed but I can adjust this
> > (if you don't mind), so we save all of us from trouble of
> > going through additional review round?
> 
> Doh! Shoulda caught that. Feel free to do the fix up.

Sure np!

> J.

BR, Jarkko