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-rw-r--r--mm/slab.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/mm/slab.h b/mm/slab.h
index ceb7d70cdb76..699b072dc46e 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -142,8 +142,23 @@ static inline unsigned long kmem_cache_flags(unsigned long object_size,
#define SLAB_CACHE_FLAGS (0)
#endif
+/* Common flags available with current configuration */
#define CACHE_CREATE_MASK (SLAB_CORE_FLAGS | SLAB_DEBUG_FLAGS | SLAB_CACHE_FLAGS)
+/* Common flags permitted for kmem_cache_create */
+#define SLAB_FLAGS_PERMITTED (SLAB_CORE_FLAGS | \
+ SLAB_RED_ZONE | \
+ SLAB_POISON | \
+ SLAB_STORE_USER | \
+ SLAB_TRACE | \
+ SLAB_CONSISTENCY_CHECKS | \
+ SLAB_MEM_SPREAD | \
+ SLAB_NOLEAKTRACE | \
+ SLAB_RECLAIM_ACCOUNT | \
+ SLAB_TEMPORARY | \
+ SLAB_NOTRACK | \
+ SLAB_ACCOUNT)
+
int __kmem_cache_shutdown(struct kmem_cache *);
void __kmem_cache_release(struct kmem_cache *);
int __kmem_cache_shrink(struct kmem_cache *);