---
name: "trace_block_getrq"
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_getrq"
---

# trace\_block\_getrq(9)

get a free request entry in queue for block IO operations

## NAME

trace\_block\_getrq - get a free request entry in queue for block IO operations

## SYNOPSIS

**void trace\_block\_getrq(struct request\_queue \*** *q***, struct bio \*** *bio***, int** *rw***);**

## ARGUMENTS

*q*

queue for operations

*bio*

pending block IO operation

*rw*

low bit indicates a read (**0**) or a write (**1**)

## DESCRIPTION

A request struct for queue *q* has been allocated to handle the block IO operation *bio*.

## AUTHORS

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

Author.

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

Author.

## COPYRIGHT