pcie_set_readrq(9) centos man page | unix.com

PCIE_SET_READRQ(9)						Hardware Interfaces						PCIE_SET_READRQ(9)

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
Kernel Hackers Manual 3.10					     June 2014							PCIE_SET_READRQ(9)