From: Thomas Weißschuh Date: Thu, 21 Aug 2025 07:56:45 +0000 (+0200) Subject: arm64: vdso32: Stop suppressing warnings X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=80c4e1948908f725564997c78d10110d9b21a015;p=users%2Fhch%2Fmisc.git 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 Signed-off-by: Will Deacon --- 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)