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-rw-r--r--arch/arm64/include/asm/mmu.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index c07954638658..da6f12e40714 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -36,7 +36,8 @@ typedef struct {
static inline bool arm64_kernel_unmapped_at_el0(void)
{
- return IS_ENABLED(CONFIG_UNMAP_KERNEL_AT_EL0);
+ return IS_ENABLED(CONFIG_UNMAP_KERNEL_AT_EL0) &&
+ cpus_have_const_cap(ARM64_UNMAP_KERNEL_AT_EL0);
}
extern void paging_init(void);