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-rw-r--r--arch/s390/configs/debug_defconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index 3a6a9a88bd38..af2fbe48e16c 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -835,6 +835,7 @@ CONFIG_RCU_CPU_STALL_TIMEOUT=300
# CONFIG_RCU_TRACE is not set
CONFIG_LATENCYTOP=y
CONFIG_BOOTTIME_TRACING=y
+CONFIG_FUNCTION_GRAPH_RETVAL=y
CONFIG_FPROBE=y
CONFIG_FUNCTION_PROFILER=y
CONFIG_STACK_TRACER=y