1 files changed, 9 insertions, 0 deletions

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 986e44387dad..2ba45caabada 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -653,6 +653,9 @@
         cpuidle.off=1   [CPU_IDLE]
                         disable the cpuidle sub-system
 
+        cpufreq.off=1   [CPU_FREQ]
+                        disable the cpufreq sub-system
+
         cpu_init_udelay=N
                         [X86] Delay for N microsec between assert and de-assert
                         of APIC INIT to start processors.  This delay occurs
@@ -1183,6 +1186,12 @@
                         functions that can be changed at run time by the
                         set_graph_notrace file in the debugfs tracing directory.
 
+        ftrace_graph_max_depth=<uint>
+                        [FTRACE] Used with the function graph tracer. This is
+                        the max depth it will trace into a function. This value
+                        can be changed at run time by the max_graph_depth file
+                        in the tracefs tracing directory. default: 0 (no limit)
+
         gamecon.map[2|3]=
                         [HW,JOY] Multisystem joystick and NES/SNES/PSX pad
                         support via parallel port (up to 5 devices per port)