ctl_ooa
struct ctl_ooa *ooa_hdr, struct ctl_ooa_entry *kern_entries)
struct ctl_ooa *ooa_hdr;
ooa_hdr = (struct ctl_ooa *)addr;
struct ctl_ooa *ooa_hdr,
#define CTL_GET_OOA _IOWR(CTL_MINOR, 0x18, struct ctl_ooa)
struct ctl_ooa ooa;