FS-Cache: Make kAFS use FS-Cache

The attached patch makes the kAFS filesystem in fs/afs/ use FS-Cache, and
through it any attached caches.  The kAFS filesystem will use caching
automatically if it's available.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Daire Byrne <Daire.Byrne@framestore.com>

1 files changed, 6 insertions, 8 deletions

diff --git a/fs/afs/volume.c b/fs/afs/volume.c
index 8bab0e3437f9..a353e69e2391 100644
--- a/fs/afs/volume.c
+++ b/fs/afs/volume.c
@@ -124,13 +124,11 @@ struct afs_volume *afs_volume_lookup(struct afs_mount_params *params)
         }
 
         /* attach the cache and volume location */
-#ifdef AFS_CACHING_SUPPORT
-        cachefs_acquire_cookie(vlocation->cache,
-                               &afs_vnode_cache_index_def,
-                               volume,
-                               &volume->cache);
+#ifdef CONFIG_AFS_FSCACHE
+        volume->cache = fscache_acquire_cookie(vlocation->cache,
+                                               &afs_volume_cache_index_def,
+                                               volume);
 #endif
-
         afs_get_vlocation(vlocation);
         volume->vlocation = vlocation;
 
@@ -194,8 +192,8 @@ void afs_put_volume(struct afs_volume *volume)
         up_write(&vlocation->cell->vl_sem);
 
         /* finish cleaning up the volume */
-#ifdef AFS_CACHING_SUPPORT
-        cachefs_relinquish_cookie(volume->cache, 0);
+#ifdef CONFIG_AFS_FSCACHE
+        fscache_relinquish_cookie(volume->cache, 0);
 #endif
         afs_put_vlocation(vlocation);