1. 2011-09-24 [3] [ibm-acpi-devel] IBM BIOS with ACPI v1.02 (1 Viatcheslav 2. 2011-09-15 [1] [ibm-acpi-devel] unhandled HKEY event 0x6040 j 3. 2011-09-08 [1] [ibm-acpi-devel] unhandled HKEY event 0x6000 Markus Malk 4. 2011-09-08 [1] [ibm-acpi-devel] thinkpad_acpi: THERMAL ALER Michael Wim 5. 2011-09-05 [1] [ibm-acpi-devel] x220: unhandled HKEY event Thomas Spur