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-rw-r--r--arch/arm/include/asm/memory.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index e731018869a7..6c8d731c2e5f 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -348,6 +348,12 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
#define virt_addr_valid(kaddr) (((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) \
&& pfn_valid(virt_to_pfn(kaddr)))
+/*
+ * Set if the architecture speculatively fetches data into cache.
+ */
+#ifndef arch_has_speculative_dfetch
+#define arch_has_speculative_dfetch() 0
+#endif
#endif
#include <asm-generic/memory_model.h>