shm_free_security 1673 include/linux/lsm_hooks.h void (*shm_free_security)(struct kern_ipc_perm *perm); shm_free_security 1959 include/linux/lsm_hooks.h struct hlist_head shm_free_security; shm_free_security 1815 security/security.c call_void_hook(shm_free_security, shp);