Can confirm this for the gutsy release and my (presumably Dothan?) Pentium M.
bobbeldorsch% uname -a Linux bobbeldorsch 2.6.22-14-generic #1 SMP Sun Oct 14 23:05:12 GMT 2007 i686 GNU/Linux bobbeldorsch% cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 13 model name : Intel(R) Pentium(R) M processor 1.80GHz stepping : 6 cpu MHz : 600.039 cache size : 2048 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe up est tm2 bogomips : 1201.27 clflush size : 64 bobbeldorsch% sudo modprobe speedstep-centrino FATAL: Error inserting speedstep_centrino (/lib/modules/2.6.22-14-generic/kernel/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.ko): No such device bobbeldorsch% sudo modprobe acpi-cpufreq FATAL: Error inserting acpi_cpufreq (/lib/modules/2.6.22-14-generic/kernel/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.ko): No such device some dmesg output: [ 0.000000] Detected 600.039 MHz processor. [ 23.025452] Checking if this processor honours the WP bit even in supervisor mode... Ok. [ 23.105913] CPU: After generic identify, caps: afe9fbbf 00000000 00000000 00000000 00000180 00000000 00000000 [ 23.105941] CPU: L1 I cache: 32K, L1 D cache: 32K [ 23.105948] CPU: L2 cache: 2048K [ 23.105955] CPU: After all inits, caps: afe9fbbf 00000000 00000000 00002040 00000180 00000000 00000000 [ 24.180578] CPU0: Intel(R) Pentium(R) M processor 1.80GHz stepping 06 Let me know if you need more information -- [GUTSY] cpu freq scaling not working anymore https://bugs.launchpad.net/bugs/132271 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs