K 10 svn:author V 4 jkim K 8 svn:date V 27 2010-08-13T20:43:19.750548Z K 7 svn:log V 299 Enforce ACPI timer as the timecounter hardware before we change sleep state unless it is the current timer. When we have resumed successfully, restore the previous timecounter hardware if it was changed earlier. Only the ACPI timer is guaranteed to increase monotonically between S-state changes. END