TRACE_BLOCK_BIO_FRON(9) Block IO TRACE_BLOCK_BIO_FRON(9)NAMEtrace_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@redhat.com>
Author.
William Cohen <wcohen@redhat.com>
Author.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 TRACE_BLOCK_BIO_FRON(9)