Name
__blk_end_request_cur — 
     Helper function to finish the current request chunk.
 
Synopsis
bool __blk_end_request_cur ( | struct request * rq,  | 
|   | int error); | 
 
Arguments
rq
     the request to finish the current chunk for
    
error
     0 for success, < 0 for error
    
Description
   Complete the current consecutively mapped chunk from rq.  Must
   be called with queue lock held.
Return
   false - we are done with this request
   true  - still buffers pending for this request