mm, compaction: more robust check for scanners meeting

[deliverable/linux.git] / mm / internal.h

diff --git a/mm/internal.h b/mm/internal.h
index 36b23f1e2ca62612e6e1d1b2b9d74c3cd7e87db7..1195dd2d6a2b94214e9ebb11e8c2037cd0e0cea6 100644 (file)
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -426,4 +426,19 @@ unsigned long reclaim_clean_pages_from_list(struct zone *zone,
 #define ALLOC_CMA              0x80 /* allow allocations from CMA areas */
 #define ALLOC_FAIR             0x100 /* fair zone allocation */
 
+enum ttu_flags;
+struct tlbflush_unmap_batch;
+
+#ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
+void try_to_unmap_flush(void);
+void try_to_unmap_flush_dirty(void);
+#else
+static inline void try_to_unmap_flush(void)
+{
+}
+static inline void try_to_unmap_flush_dirty(void)
+{
+}
+
+#endif /* CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH */
 #endif /* __MM_INTERNAL_H */