On Mon, Sep 03, 2018 at 09:51:51PM +0200, Peter Huewe wrote: > While having SECURITYFS enabled for the tpm subsystem is beneficial in > most cases, it is not strictly necessary to have it enabled at all. > Especially on platforms without any boot firmware integration of the TPM > (e.g. raspberry pi) it does not add any value for the tpm subsystem, > as there is no eventlog present. > > By turning it from 'select' to 'imply' it still gets selected per > default, but enables users who want to save some kb of ram by turning > SECURITYFS off. > > Signed-off-by: Peter Huewe <peterhuewe@xxxxxx> > --- > drivers/char/tpm/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig > index 18c81cbe4704..536e55d3919f 100644 > --- a/drivers/char/tpm/Kconfig > +++ b/drivers/char/tpm/Kconfig > @@ -5,7 +5,7 @@ > menuconfig TCG_TPM > tristate "TPM Hardware Support" > depends on HAS_IOMEM > - select SECURITYFS > + imply SECURITYFS > select CRYPTO > select CRYPTO_HASH_INFO > ---help--- > -- > 2.16.4 > Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx> /Jarkko
