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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-10-25 17:59:23 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-11-13 14:09:56 -0800
commitc896054f75f9a720ecf2ab3e688f4da79a55fe05 (patch)
tree3d5008aaf1c30330ad3d73119337f4be665ec077 /lib/Kconfig.debug
parent53bb857c373d6b7936f8a7b4451f0a99703c308e (diff)
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>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 28e9d6c9894..41faf0b8df1 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -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