1 files changed, 12 insertions, 0 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 6af20a8a0a54..4cdab452bfe2 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -781,6 +781,18 @@ config RCU_CPU_STALL_DETECTOR
 
           Say Y if you are unsure.
 
+config RCU_CPU_STALL_VERBOSE
+        bool "Print additional per-task information for RCU_CPU_STALL_DETECTOR"
+        depends on RCU_CPU_STALL_DETECTOR && TREE_PREEMPT_RCU
+        default n
+        help
+          This option causes RCU to printk detailed per-task information
+          for any tasks that are stalling the current RCU grace period.
+
+          Say N if you are unsure.
+
+          Say Y if you want to enable such checks.
+
 config KPROBES_SANITY_TEST
         bool "Kprobes sanity tests"
         depends on DEBUG_KERNEL