[PATCH v4 03/10] kvm: arm64: Only define __kvm_ex_table for CONFIG_KVM

David Brazdil dbrazdil at google.com
Tue Sep 22 16:49:03 EDT 2020


Minor cleanup that only creates __kvm_ex_table ELF section and
related symbols if CONFIG_KVM is enabled. Also useful as more
hyp-specific sections will be added.

Acked-by: Will Deacon <will at kernel.org>
Signed-off-by: David Brazdil <dbrazdil at google.com>
---
 arch/arm64/kernel/vmlinux.lds.S | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index fbb13f38d0c5..d14166012e51 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -22,11 +22,15 @@ ENTRY(_text)
 jiffies = jiffies_64;
 
 
+#ifdef CONFIG_KVM
 #define HYPERVISOR_EXTABLE					\
 	. = ALIGN(SZ_8);					\
 	__start___kvm_ex_table = .;				\
 	*(__kvm_ex_table)					\
 	__stop___kvm_ex_table = .;
+#else /* CONFIG_KVM */
+#define HYPERVISOR_EXTABLE
+#endif
 
 #define HYPERVISOR_TEXT					\
 	/*						\
-- 
2.28.0.681.g6f77f65b4e-goog




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