== Before applying the patch ==
$ lspci
0000:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
0000:01:00.0 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4]
0004:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
0005:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
$ ls /sys/bus/pci/devices/0000\:01\:00.0/resource*
/sys/bus/pci/devices/0000:01:00.0/resource
== After applying the patch ==
$ ls /sys/bus/pci/devices/0000\:01\:00.0/resource*
/sys/bus/pci/devices/0000:01:00.0/resource
/sys/bus/pci/devices/0000:01:00.0/resource0
/sys/bus/pci/devices/0000:01:00.0/resource0_wc
= Testing =
== Before applying the patch ==
$ lspci
0000:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
0000:01:00.0 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4]
0004:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
0005:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
$ ls /sys/bus/ pci/devices/ 0000\:01\ :00.0/resource* pci/devices/ 0000:01: 00.0/resource
/sys/bus/
== After applying the patch == pci/devices/ 0000\:01\ :00.0/resource* pci/devices/ 0000:01: 00.0/resource pci/devices/ 0000:01: 00.0/resource0 pci/devices/ 0000:01: 00.0/resource0_ wc
$ ls /sys/bus/
/sys/bus/
/sys/bus/
/sys/bus/