TRACE_BLOCK_RQ_COMPL

Section: Block IO (9)
Updated: February 2011
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NAME

trace_block_rq_complete - block IO operation completed by device driver

SYNOPSIS

void trace_block_rq_complete(struct request_queue * q, struct request * rq);

ARGUMENTS

: queue containing the block operation request

: block operations request

DESCRIPTION

The block_rq_complete tracepoint event indicates that some portion of operation request has been completed by the device driver. If the rq->bio is NULL, then there is absolutely no additional work to do for the request. If rq->bio is non-NULL then there is additional work required to complete the request.

AUTHORS

Jason Baron <jbaron@redhat.com>

: Author.

William Cohen <wcohen@redhat.com>