Hi Mimi, NOTE: this is for systems with TPM 1.2 (not for system without any TPM). > On Thu, 2020-06-18 at 20:10 +0200, Petr Vorel wrote: > > For both kernel with and without CONFIG_IMA=y. > > NOTE: ima_boot_aggregate was added in dc00c92, without TPM 2.0 > > it just reported: > > EVP_DigestInit() failed > > (null): > > Fixes: 917317a ("ima_evm_utils: emit the per TPM PCR bank > > "boot_aggregate" values") > > Signed-off-by: Petr Vorel <pvorel@xxxxxxx> > I don't have a problem with accepting this solution, but I think the > real problem is that hash_info.h is not included in the kernel- > headers package on the system. One solution would be to include a > default hash_info.h file in ima-evm-utils and fall back to using it. Thanks for a quick answer. I'm not sure if this is a best approach. But I have /usr/include/linux/hash_info.h on all systems I tested (4.15 from openSUSE and 5.6.13 on Debian). Kind regards, Petr