Commit f1ec57a4 authored Mar 21, 2017 by Paul E. McKenney

srcu: Allow a second bit in rcu_seq for SRCU state



This commit increases the number of reserved bits at the bottom of an
rcu_seq grace-period counter from one to two, as will be needed to
accommodate SRCU's three-state grace periods.

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

parent 031aeee0

kernel/rcu/rcu.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -61,7 +61,7 @@
		* Grace-period counter management.
		*/

		#define RCU_SEQ_CTR_SHIFT 1
		#define RCU_SEQ_CTR_SHIFT 2
		#define RCU_SEQ_STATE_MASK ((1 << RCU_SEQ_CTR_SHIFT) - 1)

		/*