diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/Kconfig | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 47d0149347a9..2014056682f5 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -353,6 +353,19 @@ config HWLAT_TRACER file. Every time a latency is greater than tracing_thresh, it will be recorded into the ring buffer. +config MMIOTRACE + bool "Memory mapped IO tracing" + depends on HAVE_MMIOTRACE_SUPPORT && PCI + select GENERIC_TRACER + help + Mmiotrace traces Memory Mapped I/O access and is meant for + debugging and reverse engineering. It is called from the ioremap + implementation and works via page faults. Tracing is disabled by + default and can be enabled at run-time. + + See Documentation/trace/mmiotrace.rst. + If you are not helping to develop drivers, say N. + config ENABLE_DEFAULT_TRACERS bool "Trace process context switches and events" depends on !GENERIC_TRACER @@ -627,19 +640,6 @@ config EVENT_TRACE_TEST_SYSCALLS TBD - enable a way to actually call the syscalls as we test their events -config MMIOTRACE - bool "Memory mapped IO tracing" - depends on HAVE_MMIOTRACE_SUPPORT && PCI - select GENERIC_TRACER - help - Mmiotrace traces Memory Mapped I/O access and is meant for - debugging and reverse engineering. It is called from the ioremap - implementation and works via page faults. Tracing is disabled by - default and can be enabled at run-time. - - See Documentation/trace/mmiotrace.rst. - If you are not helping to develop drivers, say N. - config TRACING_MAP bool depends on ARCH_HAVE_NMI_SAFE_CMPXCHG |