Re: [PATCH RESEND] cpufreq: p4-clockmod: Replace bool_int_array[NR_CPUS] with bitmap

[Peter Zijlstra]

On Sun, Jun 05, 2016 at 06:57:33PM +0200, Denys Vlasenko wrote:
> Straigntforward conversion from
>     int has_N44_O17_errata[NR_CPUS]
> to
>     DECLARE_BITMAP(has_N44_O17_errata, NR_CPUS)
> 
> Saves about 2 kbytes in bss for NR_CPUS=512.


Using cpumask_var_t would save even more bytes. Or making it a single
global variables even more.