Merge branch 'tracing/mmiotrace' into auto-ftrace-next

Documentation/tracers/mmiotrace.txt

arch/x86/Kconfig.debug

arch/x86/mm/Makefile

arch/x86/mm/fault.c

arch/x86/mm/ioremap.c

arch/x86/mm/kmmio.c

arch/x86/mm/mmio-mod.c

arch/x86/mm/pageattr.c

arch/x86/mm/pf_in.c

arch/x86/mm/pf_in.h

arch/x86/mm/testmmiotrace.c

include/asm-x86/kdebug.h

include/linux/mmiotrace.h

kernel/trace/Makefile

kernel/trace/trace.c

kernel/trace/trace.h

kernel/trace/trace_mmiotrace.c