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-rw-r--r--arch/arm64/include/asm/pgtable.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index e50e4dda90c2..dae0466d19d6 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -407,6 +407,9 @@ static inline pmd_t pmd_mkdevmap(pmd_t pmd)
#define __pgprot_modify(prot,mask,bits) \
__pgprot((pgprot_val(prot) & ~(mask)) | (bits))
+#define pgprot_nx(prot) \
+ __pgprot_modify(prot, 0, PTE_PXN)
+
/*
* Mark the prot value as uncacheable and unbufferable.
*/