#define LL_IOC_PCC_DETACH _IOW('f', 252, struct lu_pcc_detach)
#define LL_IOC_PCC_DETACH_BY_FID _IOW('f', 252, struct lu_pcc_detach_fid)
#define LL_IOC_PCC_STATE _IOR('f', 252, struct lu_pcc_state)
#define LL_IOC_PCC_DETACH _IOW('f', 252, struct lu_pcc_detach)
#define LL_IOC_PCC_DETACH_BY_FID _IOW('f', 252, struct lu_pcc_detach_fid)
#define LL_IOC_PCC_STATE _IOR('f', 252, struct lu_pcc_state)