On Tue, Dec 08, 2015 at 05:05:22PM +0800, Qu Wenruo wrote: > +#define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) > +
> +static inline int is_power_of_2(unsigned long n)
> +{
> + return (n != 0 && ((n & (n - 1)) == 0));
> +}
Please move them to kerncompat.h
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