1. 2011-08-05 cpufreq directory missing on ThinkPad W520 linux-acp Ralf Hemmecke 2. 2011-08-05 Re: [ibm-acpi-devel] cpufreq directory missing on Thi ibm-acpi- Henrique de Moraes 3. 2011-08-04 [ibm-acpi-devel] cpufreq directory missing on ThinkPa ibm-acpi- Ralf Hemmecke