From: Ingo Molnar enable LOCKDEP_SUPPORT on s390. Signed-off-by: Ingo Molnar Signed-off-by: Andrew Morton --- arch/s390/Kconfig | 4 ++++ 1 file changed, 4 insertions(+) diff -puN arch/s390/Kconfig~lockdep-enable-on-s390 arch/s390/Kconfig --- a/arch/s390/Kconfig~lockdep-enable-on-s390 +++ a/arch/s390/Kconfig @@ -7,6 +7,10 @@ config MMU bool default y +config LOCKDEP_SUPPORT + bool + default y + config STACKTRACE_SUPPORT bool default y _