X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fmempool.h;h=9be484d11283f98b79a0bfed79e79c94481588fa;hb=d67c6f869c0a7f275689855161c93d714197e052;hp=796220ce47cc129e79ade8bc086c85baf2823e43;hpb=31151ba2cef171344beac254e65bd7e00138bb0d;p=pandora-kernel.git

diff --git a/include/linux/mempool.h b/include/linux/mempool.h
index 796220ce47cc..9be484d11283 100644
--- a/include/linux/mempool.h
+++ b/include/linux/mempool.h
@@ -6,7 +6,9 @@
 
 #include <linux/wait.h>
 
-typedef void * (mempool_alloc_t)(unsigned int __nocast gfp_mask, void *pool_data);
+struct kmem_cache;
+
+typedef void * (mempool_alloc_t)(gfp_t gfp_mask, void *pool_data);
 typedef void (mempool_free_t)(void *element, void *pool_data);
 
 typedef struct mempool_s {
@@ -26,17 +28,52 @@ extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn,
 extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn,
 			mempool_free_t *free_fn, void *pool_data, int nid);
 
-extern int mempool_resize(mempool_t *pool, int new_min_nr,
-			unsigned int __nocast gfp_mask);
+extern int mempool_resize(mempool_t *pool, int new_min_nr, gfp_t gfp_mask);
 extern void mempool_destroy(mempool_t *pool);
-extern void * mempool_alloc(mempool_t *pool, unsigned int __nocast gfp_mask);
+extern void * mempool_alloc(mempool_t *pool, gfp_t gfp_mask);
 extern void mempool_free(void *element, mempool_t *pool);
 
 /*
  * A mempool_alloc_t and mempool_free_t that get the memory from
  * a slab that is passed in through pool_data.
  */
-void *mempool_alloc_slab(unsigned int __nocast gfp_mask, void *pool_data);
+void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data);
 void mempool_free_slab(void *element, void *pool_data);
+static inline mempool_t *
+mempool_create_slab_pool(int min_nr, struct kmem_cache *kc)
+{
+	return mempool_create(min_nr, mempool_alloc_slab, mempool_free_slab,
+			      (void *) kc);
+}
+
+/*
+ * 2 mempool_alloc_t's and a mempool_free_t to kmalloc/kzalloc and kfree
+ * the amount of memory specified by pool_data
+ */
+void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data);
+void *mempool_kzalloc(gfp_t gfp_mask, void *pool_data);
+void mempool_kfree(void *element, void *pool_data);
+static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size)
+{
+	return mempool_create(min_nr, mempool_kmalloc, mempool_kfree,
+			      (void *) size);
+}
+static inline mempool_t *mempool_create_kzalloc_pool(int min_nr, size_t size)
+{
+	return mempool_create(min_nr, mempool_kzalloc, mempool_kfree,
+			      (void *) size);
+}
+
+/*
+ * A mempool_alloc_t and mempool_free_t for a simple page allocator that
+ * allocates pages of the order specified by pool_data
+ */
+void *mempool_alloc_pages(gfp_t gfp_mask, void *pool_data);
+void mempool_free_pages(void *element, void *pool_data);
+static inline mempool_t *mempool_create_page_pool(int min_nr, int order)
+{
+	return mempool_create(min_nr, mempool_alloc_pages, mempool_free_pages,
+			      (void *)(long)order);
+}
 
 #endif /* _LINUX_MEMPOOL_H */