tree be431b624157914bd08d965fed9423fe267ff927
parent 967dcb8fe6a9a75be346400539261e0416baf370
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1448506560 -0800
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1449260814 -0800

rcu: Allow expedited grace periods to be disabled at init

Expedited grace periods can speed up boot, but are undesirable in
aggressive real-time systems.  This commit therefore introduces a
kernel parameter rcupdate.rcu_normal_after_boot that disables
expedited grace periods just before init is spawned.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>