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-rw-r--r--init/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index d62778390e5..1dca5b04fcd 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1273,6 +1273,15 @@ config PROFILING
Say Y here to enable the extended profiling support mechanisms used
by profilers such as OProfile.
+config BOOTTIME
+ bool "Boot time measurments"
+ default n
+ help
+ Adds sysfs entries (boottime/) with start-up timing information.
+ If CONFIG_DEBUG_FS is enabled, detailed information about the
+ boot time, including system load during boot can be extraced.
+ This information can be visualised with help of the bootgraph script.
+
#
# Place an empty function call at each tracepoint site. Can be
# dynamically changed for a probe function.