On Fri, Nov 24, 2017 at 11:08 PM, Chen-Yu Tsai <wens at csie.org> wrote: > bitfield_shift() uses the ffs() function, which is provided by bitops.h. > > Explicitly include this header. > > Signed-off-by: Chen-Yu Tsai <wens at csie.org> Reviewed-by: Joe Hershberger <joe.hershberger at ni.com>