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-rw-r--r--lib/Kconfig.debug11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index cdbf7fd69eb9..c98e93c0a084 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -812,6 +812,17 @@ config BOOTPARAM_HUNG_TASK_PANIC_VALUE
default 0 if !BOOTPARAM_HUNG_TASK_PANIC
default 1 if BOOTPARAM_HUNG_TASK_PANIC
+config WQ_WATCHDOG
+ bool "Detect Workqueue Stalls"
+ depends on DEBUG_KERNEL
+ help
+ Say Y here to enable stall detection on workqueues. If a
+ worker pool doesn't make forward progress on a pending work
+ item for over a given amount of time, 30s by default, a
+ warning message is printed along with dump of workqueue
+ state. This can be configured through kernel parameter
+ "workqueue.watchdog_thresh" and its sysfs counterpart.
+
endmenu # "Debug lockups and hangs"
config PANIC_ON_OOPS