Commit ccb0aa03 authored by Steffen Maier's avatar Steffen Maier Committed by Alexander Gordeev
Browse files

s390: Support CONFIG_TRACE_MMIO_ACCESS 



Enable the functionality of commits
d593d64f ("lib: Add register read/write tracing support")
21003197 ("asm-generic/io: Add logging support for MMIO accessors").

It only depends on explicit function calls for the tracing.

Signed-off-by: default avatarSteffen Maier <maier@linux.ibm.com>
Reviewed-by: default avatarNiklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
parent 56f4cfab

arch/s390/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -102,6 +102,7 @@ config S390 
	select ARCH_HAS_UBSAN

	select ARCH_HAS_VDSO_TIME_DATA

	select ARCH_HAVE_NMI_SAFE_CMPXCHG

	select ARCH_HAVE_TRACE_MMIO_ACCESS

	select ARCH_INLINE_READ_LOCK

	select ARCH_INLINE_READ_LOCK_BH

	select ARCH_INLINE_READ_LOCK_IRQ