Messages in this thread | | | Date | Wed, 26 Oct 2022 17:38:21 -0700 | Subject | Re: [PATCH v1 4/8] LSM: Maintain a table of LSM attribute data | From | Casey Schaufler <> |
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On 10/25/2022 11:00 PM, Greg KH wrote: > On Tue, Oct 25, 2022 at 11:45:15AM -0700, Casey Schaufler wrote: >> As LSMs are registered add their lsm_id pointers to a table. >> This will be used later for attribute reporting. >> >> Signed-off-by: Casey Schaufler <casey@schaufler-ca.com> >> --- >> include/linux/security.h | 17 +++++++++++++++++ >> security/security.c | 18 ++++++++++++++++++ >> 2 files changed, 35 insertions(+) >> >> diff --git a/include/linux/security.h b/include/linux/security.h >> index ca1b7109c0db..e1678594d983 100644 >> --- a/include/linux/security.h >> +++ b/include/linux/security.h >> @@ -138,6 +138,23 @@ enum lockdown_reason { >> >> extern const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1]; >> >> +#define LSMID_ENTRIES ( \ >> + 1 + /* capabilities */ \ > No #define for capabilities?
Nope. There isn't one. CONFIG_SECURITY takes care of it.
>> + (IS_ENABLED(CONFIG_SECURITY_SELINUX) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_SMACK) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_TOMOYO) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_IMA) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_APPARMOR) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_YAMA) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_LOADPIN) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_SAFESETID) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_LOCKDOWN) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_BPF_LSM) ? 1 : 0) + \ >> + (IS_ENABLED(CONFIG_SECURITY_LANDLOCK) ? 1 : 0)) >> + >> +extern int lsm_id; > u64?
u32. I doubt we'll get more than 32K security modules.
> > thanks, > > greg k-h
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