fscache: Fix some kerneldoc warnings shown up by W=1

Fix some kerneldoc warnings in the fscache driver that are shown up by W=1.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: Mauro Carvalho Chehab <mchehab@kernel.org>
cc: linux-fsdevel@vger.kernel.org
cc: linux-doc@vger.kernel.org
Link: https://lore.kernel.org/r/163214005516.2945267.7000234432243167892.stgit@warthog.procyon.org.uk/ # rfc v1
Link: https://lore.kernel.org/r/163281899704.2790286.9177774252843775348.stgit@warthog.procyon.org.uk/ # rfc v2

fs/fscache/object.c

@@ -907,6 +907,7 @@ static void fscache_dequeue_object(struct fscache_object *object)
  * @object: The object to ask about
  * @data: The auxiliary data for the object
  * @datalen: The size of the auxiliary data
+ * @object_size: The size of the object according to the server.
  *
  * This function consults the netfs about the coherency state of an object.
  * The caller must be holding a ref on cookie->n_active (held by

fs/fscache/operation.c

@@ -22,7 +22,10 @@ static void fscache_operation_dummy_cancel(struct fscache_operation *op)
 
 /**
  * fscache_operation_init - Do basic initialisation of an operation
+ * @cookie: The cookie to operate on
  * @op: The operation to initialise
+ * @processor: The function to perform the operation
+ * @cancel: A function to handle operation cancellation
  * @release: The release function to assign
  *
  * Do basic initialisation of an operation.  The caller must still set flags,