1 files changed, 22 insertions, 2 deletions

diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index 34b11ee8124e..67d7721d237e 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -15,6 +15,7 @@
 #include <linux/slab.h>
 #include <linux/statfs.h>
 #include <linux/string.h>
+#include <linux/vmalloc.h>
 #include <linux/nsproxy.h>
 #include <net/net_namespace.h>
 
@@ -170,6 +171,25 @@ int ceph_compare_options(struct ceph_options *new_opt,
 }
 EXPORT_SYMBOL(ceph_compare_options);
 
+void *ceph_kvmalloc(size_t size, gfp_t flags)
+{
+        if (size <= (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER)) {
+                void *ptr = kmalloc(size, flags | __GFP_NOWARN);
+                if (ptr)
+                        return ptr;
+        }
+
+        return __vmalloc(size, flags | __GFP_HIGHMEM, PAGE_KERNEL);
+}
+
+void ceph_kvfree(const void *ptr)
+{
+        if (is_vmalloc_addr(ptr))
+                vfree(ptr);
+        else
+                kfree(ptr);
+}
+
 
 static int parse_fsid(const char *str, struct ceph_fsid *fsid)
 {
@@ -461,8 +481,8 @@ EXPORT_SYMBOL(ceph_client_id);
  * create a fresh client instance
  */
 struct ceph_client *ceph_create_client(struct ceph_options *opt, void *private,
-                                       unsigned int supported_features,
-                                       unsigned int required_features)
+                                       u64 supported_features,
+                                       u64 required_features)
 {
         struct ceph_client *client;
         struct ceph_entity_addr *myaddr = NULL;