Lines Matching +full:constant +full:- +full:on +full:- +full:time

1 # SPDX-License-Identifier: GPL-2.0-only
28 # Architecture can handle broadcast in a driver-agnostic way
35 	depends on GENERIC_CLOCKEVENTS
40 	depends on GENERIC_CLOCKEVENTS_BROADCAST
42 # Automatically adjust the min. reprogramming time for
68 	tristate "KUnit test for kernel/time functions" if !KUNIT_ALL_TESTS
69 	depends on KUNIT
83 	  Tracks idle state on behalf of RCU.
103 	bool "Periodic timer ticks (constant rate, no dynticks)"
105 	  This option keeps the tick running periodically at a constant
113 	  will only trigger on an as-needed basis when the system is idle.
116 	  Most of the time you want to say Y here.
122 	depends on SMP
123 	depends on HAVE_CONTEXT_TRACKING_USER
125 	depends on HAVE_VIRT_CPU_ACCOUNTING_GEN
134 	 task on the CPU. Chances for running tickless are maximized when
139 	 the expense of some overhead in user <-> kernel transitions:
151 	depends on HAVE_CONTEXT_TRACKING_USER
154 	  Track transitions between kernel and user on behalf of RCU and
155 	  tickless cputime accounting. The former case relies on context
160 	depends on CONTEXT_TRACKING_USER
163 	  The major pre-requirement for full dynticks to work is to
172 	  for user context tracking and the subsystems that rely on it: RCU
175 	  dynticks subsystem by forcing the user context tracking on all
178 	  Say Y only if you're working on the development of an
201 	depends on CLOCKSOURCE_WATCHDOG
207 	  The default is based on a half-second clocksource watchdog
215 	depends on POSIX_TIMERS
220 	  provide e.g. lockless time accessors to independent PTP clocks
222 	  notion of time.