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Diffstat (limited to 'arch/arm64/include/asm/mte.h')
-rw-r--r--arch/arm64/include/asm/mte.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/mte.h b/arch/arm64/include/asm/mte.h
index 1716b3d02489..b2577eee62c2 100644
--- a/arch/arm64/include/asm/mte.h
+++ b/arch/arm64/include/asm/mte.h
@@ -19,6 +19,7 @@ void mte_clear_page_tags(void *addr);
#define PG_mte_tagged PG_arch_2
void mte_sync_tags(pte_t *ptep, pte_t pte);
+void mte_copy_page_tags(void *kto, const void *kfrom);
void flush_mte_state(void);
#else
@@ -29,6 +30,9 @@ void flush_mte_state(void);
static inline void mte_sync_tags(pte_t *ptep, pte_t pte)
{
}
+static inline void mte_copy_page_tags(void *kto, const void *kfrom)
+{
+}
static inline void flush_mte_state(void)
{
}