124 	u64 delta, incr, expires = timer->it.cpu.node.expires;  in bump_cpu_timer()  local
133 	incr = timer->it_interval;  in bump_cpu_timer()
134 	delta = now + incr - expires;  in bump_cpu_timer()
136 	/* Don't use (incr*2 < delta), incr*2 might overflow. */  in bump_cpu_timer()
137 	for (i = 0; incr < delta - incr; i++)  in bump_cpu_timer()
138 		incr = incr << 1;  in bump_cpu_timer()
140 	for (; i >= 0; incr >>= 1, i--) {  in bump_cpu_timer()
141 		if (delta < incr)  in bump_cpu_timer()
144 		timer->it.cpu.node.expires += incr;  in bump_cpu_timer()
146 		delta -= incr;  in bump_cpu_timer()
917 		if (it->incr)  in check_cpu_itimer()
918 			it->expires += it->incr;  in check_cpu_itimer()