On Fri, 2021-12-10 at 14:47 -0500, Stefan Berger wrote: > From: Mehmet Kayaalp <mkayaalp@xxxxxxxxxxxxxxxxxx> > > The iint cache stores whether the file is measured, appraised, audited > etc. This patch moves the IMA_AUDITED flag into the per-namespace > ns_status, enabling IMA audit mechanism to audit the same file each time > it is accessed in a new namespace. > > The ns_status is not looked up if the CONFIG_IMA_NS is disabled or if > any of the IMA_NS_STATUS_ACTIONS (currently only IMA_AUDIT) is not > enabled. ^none of the ... are enabled. thanks, Mimi > > Read and write operations on the iint flags is replaced with function > calls. For reading, iint_flags() returns the bitwise AND of iint->flags > and ns_status->flags. The ns_status flags are masked with > IMA_NS_STATUS_FLAGS (currently only IMA_AUDITED). Similarly > set_iint_flags() only writes the masked portion to the ns_status flags, > while the iint flags is set as before. The ns_status parameter added to > ima_audit_measurement() is used with the above functions to query and > set the ns_status flags. >
