---
name: "trace_block_rq_insert"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/trace_block_rq_insert"
---

# trace\_block\_rq\_insert(9)

insert block operation request into queue

## NAME

trace\_block\_rq\_insert - insert block operation request into queue

## SYNOPSIS

**void trace\_block\_rq\_insert(struct request\_queue \*** *q***, struct request \*** *rq***);**

## ARGUMENTS

*q*

target queue

*rq*

block IO operation request

## DESCRIPTION

Called immediately before block operation request *rq* is inserted into queue *q*. The fields in the operation request *rq* struct can be examined to determine which device and sectors the pending operation would access.

## AUTHORS

**Jason Baron** \<jbaron@redhat.com\>

Author.

**William Cohen** \<wcohen@redhat.com\>

Author.

## COPYRIGHT