2915 DTrace in a zone should see "cpu", "curpsinfo", et al
2916 DTrace in a zone should be able to access fds[]
2917 DTrace in a zone should have limited provider access
Reviewed by: Joshua M. Clulow <josh@sysmgr.org>
Reviewed by: Adam Leventhal <ahl@delphix.com>

*** 922,931 ****
--- 922,932 ----
          int dtms_ipl;                           /* cached interrupt pri lev */
          int dtms_fltoffs;                       /* faulting DIFO offset */
          uintptr_t dtms_strtok;                  /* saved strtok() pointer */
          uint32_t dtms_access;                   /* memory access rights */
          dtrace_difo_t *dtms_difo;               /* current dif object */
+         file_t *dtms_getf;                      /* cached rval of getf() */
  } dtrace_mstate_t;
  
  #define DTRACE_COND_OWNER       0x1
  #define DTRACE_COND_USERMODE    0x2
  #define DTRACE_COND_ZONEOWNER   0x4
*** 1142,1151 ****
--- 1143,1153 ----
          int dts_nformats;                       /* number of formats */
          char **dts_formats;                     /* format string array */
          dtrace_optval_t dts_options[DTRACEOPT_MAX]; /* options */
          dtrace_cred_t dts_cred;                 /* credentials */
          size_t dts_nretained;                   /* number of retained enabs */
+         int dts_getf;                           /* number of getf() calls */
  };
  
  struct dtrace_provider {
          dtrace_pattr_t dtpv_attr;               /* provider attributes */
          dtrace_ppriv_t dtpv_priv;               /* provider privileges */