Revert "arm64: Add support ARCH_SUPPORTS_INT128"

This reverts commit 6b14c517a2a866c8407e9864c1cd3fcc6fed55ab.

The original patch and UBSAN+KASAN enabled causes Linux to fail to link
with:

lib/built-in.o: In function `get_signed_val':
lib/ubsan.c:93: undefined reference to `__ashlti3'
lib/ubsan.c:93: undefined reference to `__ashrti3'

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 73362f5..eb0b0a0 100644 (file)
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -12,7 +12,6 @@ config ARM64
        select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
        select ARCH_USE_CMPXCHG_LOCKREF
        select ARCH_SUPPORTS_ATOMIC_RMW
-       select ARCH_SUPPORTS_INT128
        select ARCH_SUPPORTS_NUMA_BALANCING
        select ARCH_WANT_OPTIONAL_GPIOLIB
        select ARCH_WANT_COMPAT_IPC_PARSE_VERSION