Re: [PATCH v19 07/12] landlock: Support filesystem access-control

[Randy Dunlap]

Hi--

On 7/7/20 11:09 AM, MickaÃl SalaÃn wrote:
> ---
>  arch/Kconfig                  |   7 +
>  arch/um/Kconfig               |   1 +
>  include/uapi/linux/landlock.h |  78 +++++
>  security/landlock/Kconfig     |   2 +-
>  security/landlock/Makefile    |   2 +-
>  security/landlock/fs.c        | 609 ++++++++++++++++++++++++++++++++++
>  security/landlock/fs.h        |  60 ++++
>  security/landlock/setup.c     |   7 +
>  security/landlock/setup.h     |   2 +
>  9 files changed, 766 insertions(+), 2 deletions(-)
>  create mode 100644 include/uapi/linux/landlock.h
>  create mode 100644 security/landlock/fs.c
>  create mode 100644 security/landlock/fs.h
> 
> diff --git a/arch/Kconfig b/arch/Kconfig
> index 8cc35dc556c7..483b7476ac69 100644
> --- a/arch/Kconfig
> +++ b/arch/Kconfig
> @@ -845,6 +845,13 @@ config COMPAT_32BIT_TIME
>  config ARCH_NO_PREEMPT
>  	bool
>  
> +config ARCH_EPHEMERAL_STATES
> +	def_bool n
> +	help
> +	  An arch should select this symbol if it do not keep an internal kernel

	                                       it does not

> +	  state for kernel objects such as inodes, but instead rely on something

	                                               instead relies on

> +	  else (e.g. the host kernel for an UML kernel).
> +
>  config ARCH_SUPPORTS_RT
>  	bool
>  

thanks.
-- 
~Randy