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-rw-r--r--include/linux/slab_def.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index cc290f0bdb34..45c0356fdc8c 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -89,9 +89,13 @@ struct kmem_cache {
* (see kmem_cache_init())
* We still use [NR_CPUS] and not [1] or [0] because cache_cache
* is statically defined, so we reserve the max number of cpus.
+ *
+ * We also need to guarantee that the list is able to accomodate a
+ * pointer for each node since "nodelists" uses the remainder of
+ * available pointers.
*/
struct kmem_list3 **nodelists;
- struct array_cache *array[NR_CPUS];
+ struct array_cache *array[NR_CPUS + MAX_NUMNODES];
/*
* Do not add fields after array[]
*/