---
name: "pcie_set_readrq"
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/pcie_set_readrq"
---

# pcie\_set\_readrq(9)

set PCI Express maximum memory read request

## NAME

pcie\_set\_readrq - set PCI Express maximum memory read request

## SYNOPSIS

**int pcie\_set\_readrq(struct pci\_dev \*** *dev***, int** *rq***);**

## ARGUMENTS

*dev*

PCI device to query

*rq*

maximum memory read count in bytes valid values are 128, 256, 512, 1024, 2048, 4096

## DESCRIPTION

If possible sets maximum memory read request in bytes

## COPYRIGHT