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[EDIT] FILE: 40-redhat.rules

# do not edit this file, it will be overwritten on update

# CPU hotadd request
SUBSYSTEM=="cpu", ACTION=="add", TEST=="online", ATTR{online}=="0", ATTR{online}="1"

# Memory hotadd request
SUBSYSTEM!="memory", GOTO="memory_hotplug_end"
ACTION!="add", GOTO="memory_hotplug_end"
CONST{arch}=="s390*", GOTO="memory_hotplug_end"
CONST{arch}=="ppc64*", GOTO="memory_hotplug_end"

ENV{.state}="online"
CONST{virt}=="none", ENV{.state}="online_movable"
ATTR{state}=="offline", ATTR{state}="$env{.state}"

LABEL="memory_hotplug_end"

# reload sysctl.conf / sysctl.conf.d settings when the bridge module is loaded
ACTION=="add", SUBSYSTEM=="module", KERNEL=="bridge", RUN+="/usr/lib/systemd/systemd-sysctl --prefix=/proc/sys/net/bridge"

# load SCSI generic (sg) driver
SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST!="[module/sg]", RUN+="/sbin/modprobe -bv sg"
SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_target", TEST!="[module/sg]", RUN+="/sbin/modprobe -bv sg"

# Rule for prandom character device node permissions
KERNEL=="prandom", MODE="0644"

# Rules for creating the ID_PATH for SCSI devices based on the CCW bus
# using the form: ccw-<BUS_ID>-zfcp-<WWPN>:<LUN>
#
ACTION=="remove", GOTO="zfcp_scsi_device_end"

#
# Set environment variable "ID_ZFCP_BUS" to "1" if the devices
# (both disk and partition) are SCSI devices based on FCP devices
#
KERNEL=="sd*", SUBSYSTEMS=="ccw", DRIVERS=="zfcp", ENV{.ID_ZFCP_BUS}="1"

# For SCSI disks
KERNEL=="sd*[!0-9]", SUBSYSTEMS=="scsi", ENV{.ID_ZFCP_BUS}=="1", ENV{DEVTYPE}=="disk", SYMLINK+="disk/by-path/ccw-$attr{hba_id}-zfcp-$attr{wwpn}:$attr{fcp_lun}"

# For partitions on a SCSI disk
KERNEL=="sd*[0-9]", SUBSYSTEMS=="scsi", ENV{.ID_ZFCP_BUS}=="1", ENV{DEVTYPE}=="partition", SYMLINK+="disk/by-path/ccw-$attr{hba_id}-zfcp-$attr{wwpn}:$attr{fcp_lun}-part%n"

LABEL="zfcp_scsi_device_end"

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