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-rw-r--r--lib/Kconfig.debug9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 388af7c97927..f771806bbfd4 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -27,6 +27,15 @@ config MAGIC_SYSRQ
Enables console device to interpret special characters as
commands to dump state information.
+config PRINTK_TIME
+ bool "Show timing information on printks"
+ help
+ Selecting this option causes timing information to be
+ included in printk output. This allows you to measure
+ the interval between kernel operations, including bootup
+ operations. This is useful for identifying long delays
+ in kernel startup.
+
config SCHEDSTATS
bool "Collect scheduler statistics"
depends on DEBUG_KERNEL && PROC_FS