dracut-module-setup: Skip initrd-cleanup and initrd-parse-etc in kdump

.kexec-tools.metadata

@@ -0,0 +1,3 @@
+80ac3f5e77d3c79883edadf14428734db4720009 eppic-e8844d3.tar.gz
+ed15f191adee22ab0721ba62af1cae67eb981670 kexec-tools-2.0.27.tar.xz
+98cae2b1062871905795918c32b6d46ccd115074 makedumpfile-1.7.4.tar.gz

dracut-module-setup.sh

@@ -1100,6 +1100,15 @@ install() {
         's/\(^[[:space:]]*reserved_memory[[:space:]]*=\)[[:space:]]*[[:digit:]]*/\1 1024/' \
         "${initdir}/etc/lvm/lvm.conf" &> /dev/null
 
+    # Skip initrd-cleanup.service and initrd-parse-etc.service becasue we don't
+    # need to switch root. Instead of removing them, we use ConditionPathExists
+    # to check if /proc/vmcore exists to determine if we are in kdump.
+    sed -i '/\[Unit\]/a ConditionPathExists=!\/proc\/vmcore' \
+        "${initdir}/${systemdsystemunitdir}/initrd-cleanup.service" &> /dev/null
+
+    sed -i '/\[Unit\]/a ConditionPathExists=!\/proc\/vmcore' \
+        "${initdir}/${systemdsystemunitdir}/initrd-parse-etc.service" &> /dev/null
+
     # Save more memory by dropping switch root capability
     dracut_no_switch_root
 }