1 files changed, 8 insertions, 1 deletions

diff --git a/include/linux/fscache.h b/include/linux/fscache.h
index 9584c094d69f..b195c2e1ef6a 100644
--- a/include/linux/fscache.h
+++ b/include/linux/fscache.h
@@ -173,6 +173,8 @@ struct fscache_netfs {
  * - these are undefined symbols when FS-Cache is not configured and the
  *   optimiser takes care of not using them
  */
+extern int __fscache_register_netfs(struct fscache_netfs *);
+extern void __fscache_unregister_netfs(struct fscache_netfs *);
 extern struct fscache_cache_tag *__fscache_lookup_cache_tag(const char *);
 extern void __fscache_release_cache_tag(struct fscache_cache_tag *);
 
@@ -188,7 +190,10 @@ extern void __fscache_release_cache_tag(struct fscache_cache_tag *);
 static inline
 int fscache_register_netfs(struct fscache_netfs *netfs)
 {
-        return 0;
+        if (fscache_available())
+                return __fscache_register_netfs(netfs);
+        else
+                return 0;
 }
 
 /**
@@ -205,6 +210,8 @@ int fscache_register_netfs(struct fscache_netfs *netfs)
 static inline
 void fscache_unregister_netfs(struct fscache_netfs *netfs)
 {
+        if (fscache_available())
+                __fscache_unregister_netfs(netfs);
 }
 
 /**