TRACE_BLOCK_BIO_FRON(9)                      Block IO                     TRACE_BLOCK_BIO_FRON(9)



NAME
       trace_block_bio_frontmerge - merging block operation to the beginning of an existing
       operation

SYNOPSIS
       void trace_block_bio_frontmerge(struct request_queue * q, struct request * rq,
                                       struct bio * bio);

ARGUMENTS
       q
           queue holding operation

       rq
           request bio is being merged into

       bio
           new block operation to merge

DESCRIPTION
       Merging block IO operation bio to the beginning of an existing block operation in queue q.

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_BIO_FRON(9)