I'm running Ubuntu 12.04 X64 and have installed all the tools(Toolchain: arm-2010q1 and Samsung Galaxy S2 source as given Here) to compile a ROM.
When I run make Command I'm getting this error:

kernel/built-in.o: In function `cpufreq_table_show':
cpu_pm.c:(.text+0x39b64): undefined reference to `cpufreq_frequency_get_table'
kernel/built-in.o: In function `cpufreq_max_limit_store':
cpu_pm.c:(.text+0x39cd4): undefined reference to `omap_cpufreq_max_limit'
cpu_pm.c:(.text+0x39d04): undefined reference to `omap_cpufreq_max_limit_free'
cpu_pm.c:(.text+0x39d24): undefined reference to `omap_cpufreq_max_limit_free'
kernel/built-in.o: In function `cpufreq_min_limit_store':
cpu_pm.c:(.text+0x39dd4): undefined reference to `omap_cpufreq_min_limit'
cpu_pm.c:(.text+0x39e04): undefined reference to `omap_cpufreq_min_limit_free'
cpu_pm.c:(.text+0x39e24): undefined reference to `omap_cpufreq_min_limit_free'
make: *** [.tmp_vmlinux1] Error 1