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authorThomas Weißschuh <thomas.weissschuh@linutronix.de>2025-08-21 09:56:45 +0200
committerWill Deacon <will@kernel.org>2025-09-08 16:21:40 +0100
commit80c4e1948908f725564997c78d10110d9b21a015 (patch)
tree2c42354b896be6cf2cb0525a8cd9f520ad5ff903
parent8f5ae30d69d7543eee0d70083daf4de8fe15d585 (diff)
arm64: vdso32: Stop suppressing warnings
These warnings don't seem to trigger anymore. Probably due to the introduction of the vdso/ header namespace. Nowadays these suppression only hide real problems. Re-enable the warnings. Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de> Signed-off-by: Will Deacon <will@kernel.org>
-rw-r--r--arch/arm64/kernel/vdso32/Makefile12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile
index f2dfdc7dc818..fd80123bc8e6 100644
--- a/arch/arm64/kernel/vdso32/Makefile
+++ b/arch/arm64/kernel/vdso32/Makefile
@@ -21,8 +21,6 @@ endif
cc32-option = $(call try-run,\
$(CC_COMPAT) $(1) -c -x c /dev/null -o "$$TMP",$(1),$(2))
-cc32-disable-warning = $(call try-run,\
- $(CC_COMPAT) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1)))
# We cannot use the global flags to compile the vDSO files, the main reason
# being that the 32-bit compiler may be older than the main (64-bit) compiler
@@ -74,16 +72,6 @@ VDSO_CFLAGS += $(call cc32-option,-Werror=strict-prototypes)
VDSO_CFLAGS += -Werror=date-time
VDSO_CFLAGS += $(call cc32-option,-Werror=incompatible-pointer-types)
-# The 32-bit compiler does not provide 128-bit integers, which are used in
-# some headers that are indirectly included from the vDSO code.
-# This hack makes the compiler happy and should trigger a warning/error if
-# variables of such type are referenced.
-VDSO_CFLAGS += -D__uint128_t='void*'
-# Silence some warnings coming from headers that operate on long's
-# (on GCC 4.8 or older, there is unfortunately no way to silence this warning)
-VDSO_CFLAGS += $(call cc32-disable-warning,shift-count-overflow)
-VDSO_CFLAGS += -Wno-int-to-pointer-cast
-
# Compile as THUMB2 or ARM. Unwinding via frame-pointers in THUMB2 is
# unreliable.
ifeq ($(CONFIG_THUMB2_COMPAT_VDSO), y)