RPC: Clean up RPC task structure

 Shrink the RPC task structure. Instead of storing separate pointers
 for task->tk_exit and task->tk_release, put them in a structure.

 Also pass the user data pointer as a parameter instead of passing it via
 task->tk_calldata. This enables us to nest callbacks.

 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index ab151bbb66d..b0ab959eca6 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -126,7 +126,8 @@ int		rpc_register(u32, u32, int, unsigned short, int *);
 void            rpc_call_setup(struct rpc_task *, struct rpc_message *, int);
 
 int             rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg,
-                               int flags, rpc_action callback, void *clntdata);
+                               int flags, const struct rpc_call_ops *tk_ops,
+                               void *calldata);
 int             rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg,
                               int flags);
 void            rpc_restart_call(struct rpc_task *);