On Tuesday 16 June 2009 03:36:06 Rajeev Kumar wrote: > My machine configuration is : > > Intel Xeon Dual Core Processor X5260 3.3GHz > with kernel 2.6.27.19-5-default > > Following cpufreq drivers are installed in my machine as listed in > /lib/modules/$(uname -r)/kernel/drivers/cpufreq/ directory > acpi-cpufreq > powernow-k8 > > so when i tried to enable my cpufreq driver > #modprobe acpi-cpufreq > i got following error > FATAL: Error inserting acpi_cpufreq > (/lib/modules/2.6.27.19-5-default/kernel/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.ko): > No such device > > Do i have to recompile my kernel ???? You shouldn't, no. > If yes then which modules should i include???? acpi-cpufreq should be the right module. > or is there any other problem?? Quite possibly a BIOS setting needs changing or the BIOS needs updating. Try booting w/the added kernel param 'cpufreq.debug=7' and see if there isn't some additional spew in dmesg that lends some clues. -- Jarod Wilson jarod@xxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html