14249 pseudo-terminal nomenclature should reflect POSIX
Change-Id: Ib4a3cef899ff4c71b09cb0dc6878863c5e8357bc

*** 95,105 ****
   *      - only valid pts nodes are returned during lookup() and readdir().
   *      - since pts sdev_nodes are not actively destroyed when a pty goes
   *        away, we use the validator to do deferred cleanup i.e. when such
   *        nodes are encountered during subsequent lookup() and readdir().
   */
- /*ARGSUSED*/
  int
  devpts_validate(struct sdev_node *dv)
  {
          minor_t min;
          uid_t uid;
--- 95,104 ----
*** 122,133 ****
          }
  
          /*
           * Check if pts driver is attached
           */
!         if (ptms_slave_attached() == (major_t)-1) {
!                 sdcmn_err7(("devpts_validate: slave not attached\n"));
                  return (SDEV_VTOR_INVALID);
          }
  
          if (ptms_minor_valid(min, &uid, &gid) == 0) {
                  if (ptms_minor_exists(min)) {
--- 121,132 ----
          }
  
          /*
           * Check if pts driver is attached
           */
!         if (ptms_subsidiary_attached() == (major_t)-1) {
!                 sdcmn_err7(("devpts_validate: subsidiary not attached\n"));
                  return (SDEV_VTOR_INVALID);
          }
  
          if (ptms_minor_valid(min, &uid, &gid) == 0) {
                  if (ptms_minor_exists(min)) {
*** 157,167 ****
  
  /*
   * This callback is invoked from devname_lookup_func() to create
   * a pts entry when the node is not found in the cache.
   */
- /*ARGSUSED*/
  static int
  devpts_create_rvp(struct sdev_node *ddv, char *nm,
      void **arg, cred_t *cred, void *whatever, char *whichever)
  {
          minor_t min;
--- 156,165 ----
*** 175,190 ****
                  sdcmn_err7(("devpts_create_rvp: not a valid minor: %s\n", nm));
                  return (-1);
          }
  
          /*
!          * Check if pts driver is attached and if it is
!          * get the major number.
           */
!         maj = ptms_slave_attached();
          if (maj == (major_t)-1) {
!                 sdcmn_err7(("devpts_create_rvp: slave not attached\n"));
                  return (-1);
          }
  
          /*
           * Only allow creation of ptys allocated to our zone
--- 173,187 ----
                  sdcmn_err7(("devpts_create_rvp: not a valid minor: %s\n", nm));
                  return (-1);
          }
  
          /*
!          * Check if pts driver is attached and if it is get the major number.
           */
!         maj = ptms_subsidiary_attached();
          if (maj == (major_t)-1) {
!                 sdcmn_err7(("devpts_create_rvp: subsidiary not attached\n"));
                  return (-1);
          }
  
          /*
           * Only allow creation of ptys allocated to our zone
*** 284,294 ****
   * this condition. If sdev_nodes ever get a VOP_REALVP() entry point,
   * change the code in the namefs filesystem code (in nm_mount()) to
   * access the realvp of the specfs node directly instead of using
   * VOP_REALVP().
   */
- /*ARGSUSED3*/
  static int
  devpts_lookup(struct vnode *dvp, char *nm, struct vnode **vpp,
      struct pathname *pnp, int flags, struct vnode *rdir, struct cred *cred,
      caller_context_t *ct, int *direntflags, pathname_t *realpnp)
  {
--- 281,290 ----
*** 324,334 ****
   * We allow create to find existing nodes
   *      - if the node doesn't exist - EROFS
   *      - creating an existing dir read-only succeeds, otherwise EISDIR
   *      - exclusive creates fail - EEXIST
   */
- /*ARGSUSED2*/
  static int
  devpts_create(struct vnode *dvp, char *nm, struct vattr *vap, vcexcl_t excl,
      int mode, struct vnode **vpp, struct cred *cred, int flag,
      caller_context_t *ct, vsecattr_t *vsecp)
  {
--- 320,329 ----
*** 357,371 ****
  
          return (error);
  }
  
  /*
!  * Display all instantiated pts (slave) device nodes.
!  * A /dev/pts entry will be created only after the first lookup of the slave
!  * device succeeds.
   */
- /*ARGSUSED4*/
  static int
  devpts_readdir(struct vnode *dvp, struct uio *uiop, struct cred *cred,
      int *eofp, caller_context_t *ct, int flags)
  {
          struct sdev_node *sdvp = VTOSDEV(dvp);
--- 352,365 ----
  
          return (error);
  }
  
  /*
!  * Display all instantiated pts (subsidiary) device nodes.
!  * A /dev/pts entry will be created only after the first lookup of the
!  * subsidiary device succeeds.
   */
  static int
  devpts_readdir(struct vnode *dvp, struct uio *uiop, struct cred *cred,
      int *eofp, caller_context_t *ct, int flags)
  {
          struct sdev_node *sdvp = VTOSDEV(dvp);
*** 385,395 ****
              vap->va_uid, vap->va_gid);
          return (0);
  
  }
  
- /*ARGSUSED4*/
  static int
  devpts_setattr(struct vnode *vp, struct vattr *vap, int flags,
      struct cred *cred, caller_context_t *ctp)
  {
          ASSERT((vp->v_type == VCHR) || (vp->v_type == VDIR));
--- 379,388 ----