expediting. Set to zero to disable automatic
expediting.
+ ssbd= [ARM64,HW]
+ Speculative Store Bypass Disable control
+
+ On CPUs that are vulnerable to the Speculative
+ Store Bypass vulnerability and offer a
+ firmware based mitigation, this parameter
+ indicates how the mitigation should be used:
+
+ force-on: Unconditionally enable mitigation for
+ for both kernel and userspace
+ force-off: Unconditionally disable mitigation for
+ for both kernel and userspace
+ kernel: Always enable mitigation in the
+ kernel, and offer a prctl interface
+ to allow userspace to register its
+ interest in being mitigated too.
+
stack_guard_gap= [MM]
override the default stack gap protection. The value
is in page units and it defines how many pages prior
[FTRACE] Set and start specified trace events in order
to facilitate early boot debugging. The event-list is a
comma separated list of trace events to enable. See
- also Documentation/trace/events.txt
+ also Documentation/trace/events.rst
trace_options=[option-list]
[FTRACE] Enable or disable tracer options at boot.
trace_options=stacktrace
- See also Documentation/trace/ftrace.txt "trace options"
+ See also Documentation/trace/ftrace.rst "trace options"
section.
tp_printk[FTRACE]