Re: [PATCH v4 1/13] LSM: Add the lsm_prop data structure.
From: Casey Schaufler
Date: Fri Oct 11 2024 - 11:45:38 EST
On 10/10/2024 8:08 PM, Paul Moore wrote:
> On Oct 9, 2024 Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote:
>> When more than one security module is exporting data to audit and
>> networking sub-systems a single 32 bit integer is no longer
>> sufficient to represent the data. Add a structure to be used instead.
>>
>> The lsm_prop structure definition is intended to keep the LSM
>> specific information private to the individual security modules.
>> The module specific information is included in a new set of
>> header files under include/lsm. Each security module is allowed
>> to define the information included for its use in the lsm_prop.
>> SELinux includes a u32 secid. Smack includes a pointer into its
>> global label list. The conditional compilation based on feature
>> inclusion is contained in the include/lsm files.
>>
>> Suggested-by: Paul Moore <paul@xxxxxxxxxxxxxx>
>> Signed-off-by: Casey Schaufler <casey@xxxxxxxxxxxxxxxx>
>> Cc: apparmor@xxxxxxxxxxxxxxxx
>> Cc: bpf@xxxxxxxxxxxxxxx
>> Cc: selinux@xxxxxxxxxxxxxxx
>> Cc: linux-security-module@xxxxxxxxxxxxxxx
>> ---
>> include/linux/lsm/apparmor.h | 17 +++++++++++++++++
>> include/linux/lsm/bpf.h | 16 ++++++++++++++++
>> include/linux/lsm/selinux.h | 16 ++++++++++++++++
>> include/linux/lsm/smack.h | 17 +++++++++++++++++
>> include/linux/security.h | 20 ++++++++++++++++++++
>> 5 files changed, 86 insertions(+)
>> create mode 100644 include/linux/lsm/apparmor.h
>> create mode 100644 include/linux/lsm/bpf.h
>> create mode 100644 include/linux/lsm/selinux.h
>> create mode 100644 include/linux/lsm/smack.h
> Looks good to me, thanks for the lsm_prop rename. As a FYI, I did add
> a line to the MAINTAINERS entry for include/linux/lsm/.
Thank you.
>
> --
> paul-moore.com