180     uint32_t shift = 0;  in ring_buffer_calc_shift()  local
181     while ((1 << shift) < size) {  in ring_buffer_calc_shift()
182         ++shift;  in ring_buffer_calc_shift()
186     if ((1 << shift) > size) {  in ring_buffer_calc_shift()
187         --shift;  in ring_buffer_calc_shift()
189     return shift;  in ring_buffer_calc_shift()
198     uint32_t shift = ring_buffer_calc_shift(size);  in ring_buffer_view_init()  local
203     v->size = (1 << shift);  in ring_buffer_view_init()
204     v->mask = (1 << shift) - 1;  in ring_buffer_view_init()
212     uint32_t shift = ring_buffer_calc_shift(size);  in ring_buffer_init_view_only()  local
215     v->size = (1 << shift);  in ring_buffer_init_view_only()
216     v->mask = (1 << shift) - 1;  in ring_buffer_init_view_only()