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-rw-r--r--mm/mempool.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/mm/mempool.c b/mm/mempool.c
index 45c0112ca7b2..a1397c6a4864 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -291,6 +291,23 @@ void mempool_free_slab(void *element, void *pool_data)
EXPORT_SYMBOL(mempool_free_slab);
/*
+ * A commonly used alloc and free fn that kmalloc/kfrees the amount of memory
+ * specfied by pool_data
+ */
+void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data)
+{
+ size_t size = (size_t) pool_data;
+ return kmalloc(size, gfp_mask);
+}
+EXPORT_SYMBOL(mempool_kmalloc);
+
+void mempool_kfree(void *element, void *pool_data)
+{
+ kfree(element);
+}
+EXPORT_SYMBOL(mempool_kfree);
+
+/*
* A simple mempool-backed page allocator that allocates pages
* of the order specified by pool_data.
*/