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-rw-r--r--include/linux/mm_types.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 199a03aab8dc..590630eb59ba 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -364,7 +364,9 @@ struct mm_struct {
atomic_t mm_users; /* How many users with user space? */
atomic_t mm_count; /* How many references to "struct mm_struct" (users count as 1) */
atomic_long_t nr_ptes; /* PTE page table pages */
+#if CONFIG_PGTABLE_LEVELS > 2
atomic_long_t nr_pmds; /* PMD page table pages */
+#endif
int map_count; /* number of VMAs */
spinlock_t page_table_lock; /* Protects page tables and some counters */