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-rw-r--r--arch/s390/Kconfig10
-rw-r--r--arch/s390/Makefile7
2 files changed, 0 insertions, 17 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 2bd90c51efd3..b86de61b8caa 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -685,16 +685,6 @@ config STACK_GUARD
The minimum size for the stack guard should be 256 for 31 bit and
512 for 64 bit.
-config WARN_DYNAMIC_STACK
- def_bool n
- prompt "Emit compiler warnings for function with dynamic stack usage"
- help
- This option enables the compiler option -mwarn-dynamicstack. If the
- compiler supports this options generates warnings for functions
- that dynamically allocate stack space using alloca.
-
- Say N if you are unsure.
-
endmenu
menu "I/O subsystem"
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index a3cf33ad009f..450b351dfa8e 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -85,13 +85,6 @@ cflags-$(CONFIG_CHECK_STACK) += -mstack-guard=$(CONFIG_STACK_GUARD)
endif
endif
-ifdef CONFIG_WARN_DYNAMIC_STACK
- ifneq ($(call cc-option,-mwarn-dynamicstack),)
- KBUILD_CFLAGS += -mwarn-dynamicstack
- KBUILD_CFLAGS_DECOMPRESSOR += -mwarn-dynamicstack
- endif
-endif
-
ifdef CONFIG_EXPOLINE
ifneq ($(call cc-option,$(CC_FLAGS_MARCH) -mindirect-branch=thunk),)
CC_FLAGS_EXPOLINE := -mindirect-branch=thunk