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authorFrank van der Linden <fllinden@amazon.com>2020-08-27 23:40:12 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2020-08-28 13:18:48 +0100
commit5d28ba5f8a0cfa3a874fa96c33731b8fcd141b3a (patch)
tree59d18768999e1fce1f9cbfe91dd9e1f8442ce2cf /arch
parent1764c3edc66880778604f5053fe2dda7b3ddd2c1 (diff)
downloadlinux-5d28ba5f8a0cfa3a874fa96c33731b8fcd141b3a.tar.gz
arm64: vdso32: make vdso32 install conditional
vdso32 should only be installed if CONFIG_COMPAT_VDSO is enabled,
since it's not even supposed to be compiled otherwise, and arm64
builds without a 32bit crosscompiler will fail.

Fixes: 8d75785a8142 ("ARM64: vdso32: Install vdso32 from vdso_install")
Signed-off-by: Frank van der Linden <fllinden@amazon.com>
Cc: stable@vger.kernel.org [5.4+]
Link: https://lore.kernel.org/r/20200827234012.19757-1-fllinden@amazon.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 20ab5c9375a5..130569f90c54 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -170,7 +170,8 @@ zinstall install:
 PHONY += vdso_install
 vdso_install:
 	$(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
-	$(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso32 $@
+	$(if $(CONFIG_COMPAT_VDSO), \
+		$(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso32 $@)
 
 # We use MRPROPER_FILES and CLEAN_FILES now
 archclean: