Remove pcie_ports=native and add pm_async=off

Author: AdityaGarg8

02_create_iso.sh

@@ -13,9 +13,9 @@ fi
 # Update GRUB Configuration in ISO
 echo >&2 "===]> Info: Modify existing grub.cfg ..."
 if [ "$SUBIQUITY" = "yes" ]; then
-    sed -i 's/--- quiet splash/--- quiet splash intel_iommu=on iommu=pt pcie_ports=native/g' "$ISO_WORK_DIR/boot/grub/grub.cfg"
+    sed -i 's/--- quiet splash/--- quiet splash intel_iommu=on iommu=pt pm_async=off/g' "$ISO_WORK_DIR/boot/grub/grub.cfg"
 else
-    sed -i 's/--- quiet splash/boot=casper quiet splash intel_iommu=on iommu=pt pcie_ports=native ---/g' "$ISO_WORK_DIR/boot/grub/grub.cfg"
+    sed -i 's/--- quiet splash/boot=casper quiet splash intel_iommu=on iommu=pt pm_async=off ---/g' "$ISO_WORK_DIR/boot/grub/grub.cfg"
 fi
 
 echo >&2 "===]> Info: Creating EFI image ... "

chroot_iso.sh

@@ -16,7 +16,7 @@ apt update
 
 echo >&2 "===]> Info: Update grub... "
 # Add Kernel Parameters to GRUB for Installed System
-sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash intel_iommu=on iommu=pt pcie_ports=native"/' /etc/default/grub
+sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash intel_iommu=on iommu=pt pm_async=off"/' /etc/default/grub
 update-grub
 
 echo >&2 "===]> Info: Install audio and wifi firmware script... "