SUNRPC: Uninline xprt_get(); It isn't performance critical.

[mirror_ubuntu-artful-kernel.git] / include / linux / sunrpc / xprt.h

diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 69ef5b3ab038334ea51d2b9dfbe38144f33e4a32..1bdb59a2efe8e48badd0e53ab429428fa6f04383 100644 (file)
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -13,6 +13,7 @@
 #include <linux/socket.h>
 #include <linux/in.h>
 #include <linux/ktime.h>
+#include <linux/kref.h>
 #include <linux/sunrpc/sched.h>
 #include <linux/sunrpc/xdr.h>
 #include <linux/sunrpc/msg_prot.h>
@@ -166,7 +167,7 @@ enum xprt_transports {
 };
 
 struct rpc_xprt {
-       atomic_t                count;          /* Reference count */
+       struct kref             kref;           /* Reference count */
        struct rpc_xprt_ops *   ops;            /* transport methods */
 
        const struct rpc_timeout *timeout;      /* timeout parms */
@@ -318,24 +319,13 @@ int                       xprt_adjust_timeout(struct rpc_rqst *req);
 void                   xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
 void                   xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
 void                   xprt_release(struct rpc_task *task);
+struct rpc_xprt *      xprt_get(struct rpc_xprt *xprt);
 void                   xprt_put(struct rpc_xprt *xprt);
 struct rpc_xprt *      xprt_alloc(struct net *net, size_t size,
                                unsigned int num_prealloc,
                                unsigned int max_req);
 void                   xprt_free(struct rpc_xprt *);
 
-/**
- * xprt_get - return a reference to an RPC transport.
- * @xprt: pointer to the transport
- *
- */
-static inline struct rpc_xprt *xprt_get(struct rpc_xprt *xprt)
-{
-       if (atomic_inc_not_zero(&xprt->count))
-               return xprt;
-       return NULL;
-}
-
 static inline __be32 *xprt_skip_transport_header(struct rpc_xprt *xprt, __be32 *p)
 {
        return p + xprt->tsh_size;