SoftReboot White Paper (766152-001, March 2014)

3. USB and Graphics drivers must be disabled explicitly for the SoftReboot feature to function.
• To disable USB driver, do the following:
Install the Patch PHKL_43265, which disables the USB driver. To disable the USB driver,
run the following command:
kctune usb_disable_core=1
For more information, see the section HP Only in the Patch document.
• To disable Graphics, run the following commands:
kcmodule gvid_info=unused
kcmodule gvid_him_cons=unused
kcmodule gvid_core=unused
kcmodule gvid=unused
NOTE: System reboot is required for changes to take effect.
4. Run swlist to verify successful installation
swlist | grep SoftRebootEnh
NOTE: It is recommended to install patch PHKL_43845 to enable Kernel Crash Dump during
Softreboot.
Uninstallation
To uninstall SoftReboot solution, run the command:
# swremove -x autoreboot=true SoftRebootEnh
NOTE:
• Uninstallation of SoftReboot patches requires normal boot.
• SoftReboot cannot be used during its uninstallation.
Uninstallation 9