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Diffstat (limited to 'arch/arm64/include/asm/mmu.h')
-rw-r--r--arch/arm64/include/asm/mmu.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index ff6fd0bbd7d2..137a173df1ff 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -12,7 +12,7 @@
#define USER_ASID_FLAG (UL(1) << USER_ASID_BIT)
#define TTBR_ASID_MASK (UL(0xffff) << 48)
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
#include <linux/refcount.h>
#include <asm/cpufeature.h>
@@ -79,7 +79,6 @@ extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys,
extern void *fixmap_remap_fdt(phys_addr_t dt_phys, int *size, pgprot_t prot);
extern void mark_linear_text_alias_ro(void);
extern int split_kernel_leaf_mapping(unsigned long start, unsigned long end);
-extern void init_idmap_kpti_bbml2_flag(void);
extern void linear_map_maybe_split_to_ptes(void);
/*
@@ -107,5 +106,11 @@ static inline bool kaslr_requires_kpti(void)
return true;
}
-#endif /* !__ASSEMBLY__ */
+#ifdef CONFIG_UNMAP_KERNEL_AT_EL0
+void kpti_install_ng_mappings(void);
+#else
+static inline void kpti_install_ng_mappings(void) {}
+#endif
+
+#endif /* !__ASSEMBLER__ */
#endif