code review from Josh and Robert

          --- old/usr/src/man/man9f/vmem_contains.9f.man.txt
          +++ new/usr/src/man/man9f/vmem_contains.9f.man.txt
   1    1  VMEM_CONTAINS(9F)        Kernel Functions for Drivers        VMEM_CONTAINS(9F)
   2    2  
   3    3  NAME
   4      -     vmem_contains, - check for membership in a vmem arena
        4 +     vmem_contains - check for membership in a vmem arena
   5    5  
   6    6  SYNOPSIS
   7    7       #include <sys/vmem.h>
   8    8  
   9    9       int
  10   10       vmem_contains(vmem_t *vmp, void *vaddr, size_t *size);
  11   11  
  12   12  INTERFACE LEVEL
  13   13       illumos DDI specific
  14   14  

  15   15  PARAMETERS
  16   16       vmp     The vmem arena
  17   17  
  18   18       vaddr   address of the segment to query.
  19   19  
  20   20       size    size of the segment to query
  21   21  
  22   22  DESCRIPTION
  23   23       The vmem_contains() function checks whether a segment of size bytes at
  24   24       vaddr exists within the vmem arena vmp.
  25   25  
  26   26  CONTEXT
  27   27       This function may be called from user or kernel context.
  28   28  
  29   29  RETURN VALUES
  30   30       vmem_contains() returns non-0 if the segment exists, and 0 otherwise.
  31   31  
  32   32  SEE ALSO
  33   33       vmem(9), vmem_add(9F), vmem_alloc(9F), vmem_create(9F)
  34   34  
  35   35  illumos                        January 18, 2017                        illumos

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