NAME

       mpath_persistent_reserve_out

SYNOPSIS

       #include <mpath_persist.h>

       int  mpath_persistent_reserve_out  (int  fd,  int  rq_servact, struct prin_resp *resp, int
       noisy, int verbose)

DESCRIPTION

       The function in the mpath_persistent_reserve_out() sends PR OUT command to the  DM  device
       and gets the response.
       Parameters:
       fd The file descriptor of a multipath device. Input argument.
       rq_servact PROUT command service action. Input argument
       rq_scope Persistent reservation scope. The value should be always LU_SCOPE (0h).
       rq_type Persistent reservation type. The valid values of persistent reservation types are
             5h (Write exclusive - registrants only)
             6h (Exclusive access - registrants only)
             7h (Write exclusive - All registrants)
             8h (Exclusive access - All registrants).
       paramp  PROUT  command  parameter  data.  The  paramp  is  a  struct which describes PROUT
       parameter list. Caller should manage the memory allocation of this structure.
       noisy Turn on debugging trace: Input argument. 0->Disable, 1->Enable.
       verbose Set verbosity  level.  Input  argument.  value:  0  to  3.  0->Crits  and  Errors,
       1->Warnings, 2->Info, 3->Debug

RETURNS

       MPATH_PR_SUCCESS  if  PR  command  successful else returns any one of the status mentioned
       below
       MPATH_PR_SYNTAX_ERROR if syntax error or invalid parameter
       MPATH_PR_SENSE_NOT_READY if command fails with [sk,asc,ascq: 0x2,*,*]
       MPATH_PR_SENSE_MEDIUM_ERROR if command fails with [sk,asc,ascq: 0x3,*,*]
       MPATH_PR_SENSE_HARDWARE_ERROR if command fails with [sk,asc,ascq: 0x4,*,*]
       MPATH_PR_SENSE_INVALID_OP if command fails with [sk,asc,ascq: 0x5,0x20,0x0]
       MPATH_PR_ILLEGAL_REQ if command fails with [sk,asc,ascq: 0x5,*,*]
       MPATH_PR_SENSE_UNIT_ATTENTION if command fails with [sk,asc,ascq: 0x6,*,*]
       MPATH_PR_SENSE_ABORTED_COMMAND if command fails with [sk,asc,ascq: 0xb,*,*]
       MPATH_PR_NO_SENSE if command fails with [sk,asc,ascq: 0x0,*,*]
       MPATH_PR_SENSE_MALFORMED if command fails with SCSI command malformed
       MPATH_PR_RESERV_CONFLICT if command fails with reservation conflict
       MPATH_PR_FILE_ERROR if command fails while accessing file (device node) problems(e.g.  not
       found)
       MPATH_PR_DMMP_ERROR if Device Mapper related error.(e.g Error in getting dm info)
       MPATH_PR_OTHER if other error/warning has occurred(e.g transport or driver error)

SEE ALSO

       mpath_persistent_reserve_in        mpathpersist /usr/share/doc/mpathpersist/README