264     int spec_type, minor_t minor_num);
 265 
 266 /*
 267  * Global buffer and mutex for debug logging
 268  */
 269 static char     cmlb_log_buffer[1024];
 270 static kmutex_t cmlb_log_mutex;
 271 
 272 
 273 struct cmlb_lun *cmlb_debug_cl = NULL;
 274 uint_t cmlb_level_mask = 0x0;
 275 
 276 int cmlb_rot_delay = 4; /* default rotational delay */
 277 
 278 static struct modlmisc modlmisc = {
 279         &mod_miscops,   /* Type of module */
 280         "Common Labeling module"
 281 };
 282 
 283 static struct modlinkage modlinkage = {
 284         MODREV_1, (void *)&modlmisc, NULL
 285 };
 286 
 287 /* Local function prototypes */
 288 static dev_t cmlb_make_device(struct cmlb_lun *cl);
 289 static int cmlb_validate_geometry(struct cmlb_lun *cl, boolean_t forcerevalid,
 290     int flags, void *tg_cookie);
 291 static void cmlb_resync_geom_caches(struct cmlb_lun *cl, diskaddr_t capacity,
 292     void *tg_cookie);
 293 static int cmlb_read_fdisk(struct cmlb_lun *cl, diskaddr_t capacity,
 294     void *tg_cookie);
 295 static void cmlb_swap_efi_gpt(efi_gpt_t *e);
 296 static void cmlb_swap_efi_gpe(int nparts, efi_gpe_t *p);
 297 static int cmlb_validate_efi(efi_gpt_t *labp);
 298 static int cmlb_use_efi(struct cmlb_lun *cl, diskaddr_t capacity, int flags,
 299     void *tg_cookie);
 300 static void cmlb_build_default_label(struct cmlb_lun *cl, void *tg_cookie);
 301 static int  cmlb_uselabel(struct cmlb_lun *cl,  struct dk_label *l, int flags);
 302 #if defined(_SUNOS_VTOC_8)
 303 static void cmlb_build_user_vtoc(struct cmlb_lun *cl, struct vtoc *user_vtoc);
 304 #endif

 264     int spec_type, minor_t minor_num);
 265 
 266 /*
 267  * Global buffer and mutex for debug logging
 268  */
 269 static char     cmlb_log_buffer[1024];
 270 static kmutex_t cmlb_log_mutex;
 271 
 272 
 273 struct cmlb_lun *cmlb_debug_cl = NULL;
 274 uint_t cmlb_level_mask = 0x0;
 275 
 276 int cmlb_rot_delay = 4; /* default rotational delay */
 277 
 278 static struct modlmisc modlmisc = {
 279         &mod_miscops,   /* Type of module */
 280         "Common Labeling module"
 281 };
 282 
 283 static struct modlinkage modlinkage = {
 284         MODREV_1, { (void *)&modlmisc, NULL }
 285 };
 286 
 287 /* Local function prototypes */
 288 static dev_t cmlb_make_device(struct cmlb_lun *cl);
 289 static int cmlb_validate_geometry(struct cmlb_lun *cl, boolean_t forcerevalid,
 290     int flags, void *tg_cookie);
 291 static void cmlb_resync_geom_caches(struct cmlb_lun *cl, diskaddr_t capacity,
 292     void *tg_cookie);
 293 static int cmlb_read_fdisk(struct cmlb_lun *cl, diskaddr_t capacity,
 294     void *tg_cookie);
 295 static void cmlb_swap_efi_gpt(efi_gpt_t *e);
 296 static void cmlb_swap_efi_gpe(int nparts, efi_gpe_t *p);
 297 static int cmlb_validate_efi(efi_gpt_t *labp);
 298 static int cmlb_use_efi(struct cmlb_lun *cl, diskaddr_t capacity, int flags,
 299     void *tg_cookie);
 300 static void cmlb_build_default_label(struct cmlb_lun *cl, void *tg_cookie);
 301 static int  cmlb_uselabel(struct cmlb_lun *cl,  struct dk_label *l, int flags);
 302 #if defined(_SUNOS_VTOC_8)
 303 static void cmlb_build_user_vtoc(struct cmlb_lun *cl, struct vtoc *user_vtoc);
 304 #endif