TRACE_BLOCK_RQ_REMAP(9)                      Block IO                     TRACE_BLOCK_RQ_REMAP(9)



NAME
       trace_block_rq_remap - map request for a block operation request

SYNOPSIS
       void trace_block_rq_remap(struct request_queue * q, struct request * rq, dev_t dev,
                                 sector_t from);

ARGUMENTS
       q
           queue holding the operation

       rq
           block IO operation request

       dev
           device for the operation

       from
           original sector for the operation

DESCRIPTION
       The block operation request rq in q has been remapped. The block operation request rq
       holds the current information and from hold the original sector.

AUTHORS
       Jason Baron <jbaron AT redhat.com>
           Author.

       William Cohen <wcohen AT redhat.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   TRACE_BLOCK_RQ_REMAP(9)