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From ddf558cda4afe6b81586887bcbb8d0ea376c7e71 Mon Sep 17 00:00:00 2001
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From: David Tardon <dtardon@redhat.com>
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Date: Fri, 2 Jul 2021 13:25:51 +0200
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Subject: [PATCH] Copy 40-redhat.rules from RHEL-8
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RHEL-only
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Resolves: #1978639
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---
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rules.d/40-redhat.rules | 46 +++++++++++++++++++++++++++++++++++++++++
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rules.d/meson.build | 1 +
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2 files changed, 47 insertions(+)
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create mode 100644 rules.d/40-redhat.rules
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diff --git a/rules.d/40-redhat.rules b/rules.d/40-redhat.rules
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new file mode 100644
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index 0000000000..3c95cd2df0
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--- /dev/null
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+++ b/rules.d/40-redhat.rules
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@@ -0,0 +1,46 @@
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+# do not edit this file, it will be overwritten on update
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+
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+# CPU hotadd request
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+SUBSYSTEM=="cpu", ACTION=="add", TEST=="online", ATTR{online}=="0", ATTR{online}="1"
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+
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+# Memory hotadd request
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+SUBSYSTEM!="memory", GOTO="memory_hotplug_end"
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+ACTION!="add", GOTO="memory_hotplug_end"
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+CONST{arch}=="s390*", GOTO="memory_hotplug_end"
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+CONST{arch}=="ppc64*", GOTO="memory_hotplug_end"
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+
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+ENV{.state}="online"
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+CONST{virt}=="none", ENV{.state}="online_movable"
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+ATTR{state}=="offline", ATTR{state}="$env{.state}"
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+
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+LABEL="memory_hotplug_end"
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+
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+# reload sysctl.conf / sysctl.conf.d settings when the bridge module is loaded
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+ACTION=="add", SUBSYSTEM=="module", KERNEL=="bridge", RUN+="/usr/lib/systemd/systemd-sysctl --prefix=/proc/sys/net/bridge"
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+
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+# load SCSI generic (sg) driver
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+SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST!="[module/sg]", RUN+="/sbin/modprobe -bv sg"
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+SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_target", TEST!="[module/sg]", RUN+="/sbin/modprobe -bv sg"
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+
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+# Rule for prandom character device node permissions
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+KERNEL=="prandom", MODE="0644"
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+
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+# Rules for creating the ID_PATH for SCSI devices based on the CCW bus
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+# using the form: ccw-<BUS_ID>-zfcp-<WWPN>:<LUN>
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+#
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+ACTION=="remove", GOTO="zfcp_scsi_device_end"
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+
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+#
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+# Set environment variable "ID_ZFCP_BUS" to "1" if the devices
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+# (both disk and partition) are SCSI devices based on FCP devices
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+#
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+KERNEL=="sd*", SUBSYSTEMS=="ccw", DRIVERS=="zfcp", ENV{.ID_ZFCP_BUS}="1"
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+
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+# For SCSI disks
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+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}"
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+
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+
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+# For partitions on a SCSI disk
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+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"
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+
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+LABEL="zfcp_scsi_device_end"
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diff --git a/rules.d/meson.build b/rules.d/meson.build
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index 598649a562..72632979fa 100644
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--- a/rules.d/meson.build
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+++ b/rules.d/meson.build
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@@ -5,6 +5,7 @@ install_data(
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install_dir : udevrulesdir)
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rules = files('''
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+ 40-redhat.rules
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60-autosuspend.rules
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60-block.rules
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60-cdrom_id.rules
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