Re: [PATCH] tpm: require to compile as part of the kernel

From: Jason Gunthorpe
Date: Fri Jun 29 2018 - 14:10:05 EST


On Fri, Jun 29, 2018 at 08:47:43PM +0300, Jarkko Sakkinen wrote:
> On Fri, Jun 29, 2018 at 09:31:41AM -0600, Jason Gunthorpe wrote:
> > > -#if defined(CONFIG_TCG_TPM) || defined(CONFIG_TCG_TPM_MODULE)
> > > -
> > > +#if defined(CONFIG_TCG_TPM)
> >
> > Huh. This new version is certainly right
>
> Hmm...
>
> If the option is kept as tristate, shouldn't this be actually:
>
> #if defined(CONFIG_TCG_TPM) && !defined(CONFIG_TCG_TPM_MODULE)
>
> ?

Er, yes, it should be writte as

#if IS_ENABLED(CONFIG_TCG_TPM)

these days

Jason