Messages in this thread | | | Date | Thu, 18 Sep 2014 23:30:14 -0400 | From | Richard Guy Briggs <> | Subject | Re: [PATCH] LSM: Pass comm name via get_task_comm() [was: Re: [PATCH] Change task_struct->comm to use RCU.] |
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On 14/03/27, Stephen Smalley wrote: > On 03/27/2014 01:20 PM, Richard Guy Briggs wrote: > > On 14/03/12, James Morris wrote: > >> On Tue, 11 Mar 2014, Tetsuo Handa wrote: > >> > >>> And the same phrase goes to James Morris... > >>> > >>> If you are sure that it is safe to use get_task_comm() from > >>> dump_common_audit_data() and you prefer locked version, please pick up below > >>> patch via your git tree. > >>> > >>> If you are unsure or prefer lockless version, I'll make a lockless version > >>> using do_get_task_comm() proposed in this thread. > >> > >> If you can't understand whether your patch is correct or not, don't ask me > >> to apply it to my tree. > >> > >> If you're unsure, get it reviewed first. > > > > Steve (see https://lkml.org/lkml/2014/3/11/218 ) and James, > > > > Are the labels on data output in LSM_AUDIT_DATA_TASK even right? The > > general case gives pid and comm of current. Then the > > LSM_AUDIT_DATA_TASK case gives pid and comm from the task handed in in > > the struct common_audit_data pointer. They are a duplicate of the > > general case without generating a new message. I expect this will cause > > ausearch to ignore those latter two fields. Should the latter two be > > renamed to something like ad_pid= and ad_comm= ? > > Hmmm..only seems to be used by Smack. > SELinux had a tsk field in common_audit_data that was removed by > b466066. This other tsk field seems to have been added for Smack by > 6e837fb. > > That said, it would be nice to have pid/comm info for the target of a > signal check as well as current.
Reviving a bit of an old thread...
Probably the appropriate keywords would be opid= and ocomm= for the target (object).
- RGB
-- Richard Guy Briggs <rbriggs@redhat.com> Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red Hat Remote, Ottawa, Canada Voice: +1.647.777.2635, Internal: (81) 32635, Alt: +1.613.693.0684x3545
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