[RFC 0/2] ima: evm: Add kernel cmdline options to disable IMA/EVM

Casey Schaufler casey at schaufler-ca.com
Tue Dec 17 21:29:15 UTC 2024


On 12/17/2024 12:25 PM, Song Liu wrote:
> While reading and testing LSM code, I found IMA/EVM consume per inode
> storage even when they are not in use. Add options to diable them in
> kernel command line. The logic and syntax is mostly borrowed from an
> old serious [1].

Why not omit ima and evm from the lsm= parameter?

>
> [1] https://lore.kernel.org/lkml/cover.1398259638.git.d.kasatkin@samsung.com/
>
> Song Liu (2):
>   ima: Add kernel parameter to disable IMA
>   evm: Add kernel parameter to disable EVM
>
>  security/integrity/evm/evm.h       |  6 ++++++
>  security/integrity/evm/evm_main.c  | 22 ++++++++++++++--------
>  security/integrity/evm/evm_secfs.c |  3 ++-
>  security/integrity/ima/ima_main.c  | 13 +++++++++++++
>  4 files changed, 35 insertions(+), 9 deletions(-)
>
> --
> 2.43.5
>



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