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-rw-r--r--arch/riscv/Makefile7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index 0b7d109258..5b3115a198 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -50,6 +50,11 @@ ifndef CONFIG_AS_IS_LLVM
KBUILD_CFLAGS += -Wa,-mno-relax
KBUILD_AFLAGS += -Wa,-mno-relax
endif
+# LLVM has an issue with target-features and LTO: https://github.com/llvm/llvm-project/issues/59350
+# Ensure it is aware of linker relaxation with LTO, otherwise relocations may
+# be incorrect: https://github.com/llvm/llvm-project/issues/65090
+else ifeq ($(CONFIG_LTO_CLANG),y)
+ KBUILD_LDFLAGS += -mllvm -mattr=+c -mllvm -mattr=+relax
endif
ifeq ($(CONFIG_SHADOW_CALL_STACK),y)
@@ -146,7 +151,7 @@ endif
endif
vdso-install-y += arch/riscv/kernel/vdso/vdso.so.dbg
-vdso-install-$(CONFIG_COMPAT) += arch/riscv/kernel/compat_vdso/compat_vdso.so.dbg:../compat_vdso/compat_vdso.so
+vdso-install-$(CONFIG_COMPAT) += arch/riscv/kernel/compat_vdso/compat_vdso.so.dbg
ifneq ($(CONFIG_XIP_KERNEL),y)
ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_ARCH_CANAAN),yy)