X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=config%2FConfig-kernel.in;h=c7b1864235bd5a4261cef84e50ec8983a89ab059;hb=b844716158dc8060d53785cbf4ecb022ebb255a2;hp=ad23b21479612797324e152ee5a72c2be2cfee42;hpb=0f5ba147916601bcf3a60e27daa8a237ca579b94;p=openwrt%2Fopenwrt.git

diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index ad23b21479..c7b1864235 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -541,6 +541,18 @@ config KERNEL_SOFTLOCKUP_DETECTOR
 	  chance to run.  The current stack trace is displayed upon
 	  detection and the system will stay locked up.
 
+config KERNEL_HARDLOCKUP_DETECTOR
+	bool "Compile the kernel with detect Hard Lockups"
+	depends on KERNEL_DEBUG_KERNEL
+	help
+	  Say Y here to enable the kernel to act as a watchdog to detect
+	  hard lockups.
+
+	  Hardlockups are bugs that cause the CPU to loop in kernel mode
+	  for more than 10 seconds, without letting other interrupts have a
+	  chance to run.  The current stack trace is displayed upon detection
+	  and the system will stay locked up.
+
 config KERNEL_DETECT_HUNG_TASK
 	bool "Compile the kernel with detect Hung Tasks"
 	depends on KERNEL_DEBUG_KERNEL