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-rw-r--r--mm/slab.h20
1 files changed, 18 insertions, 2 deletions
diff --git a/mm/slab.h b/mm/slab.h
index bc05fdc3edce..de6579dc362c 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -142,11 +142,26 @@ 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 *, bool);
+int __kmem_cache_shrink(struct kmem_cache *);
void slab_kmem_cache_release(struct kmem_cache *);
struct seq_file;
@@ -432,7 +447,8 @@ struct kmem_cache_node {
struct list_head slabs_partial; /* partial list first, better asm code */
struct list_head slabs_full;
struct list_head slabs_free;
- unsigned long num_slabs;
+ unsigned long total_slabs; /* length of all slab lists */
+ unsigned long free_slabs; /* length of free slab list only */
unsigned long free_objects;
unsigned int free_limit;
unsigned int colour_next; /* Per-node cache coloring */