Commit c896054f authored Oct 25, 2012 by Paul E. McKenney

rcu: Reduce default RCU CPU stall warning timeout



The RCU CPU stall warning timeout has defaulted to 60 seconds for
some years, with almost no false positives.  This commit therefore
reduces the default to 21 seconds, slightly shorter than the new
soft-lockup timeout.

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

parent 53bb857c

lib/Kconfig.debug

+1 −1

Original line number	Diff line number	Diff line
		@@ -972,7 +972,7 @@ config RCU_CPU_STALL_TIMEOUT
		int "RCU CPU stall timeout in seconds"
		depends on TREE_RCU \|\| TREE_PREEMPT_RCU
		range 3 300
		default 60
		default 21
		help
		If a given RCU grace period extends more than the specified
		number of seconds, a CPU stall warning is printed. If the