NLM/lockd: Add a reference counter to struct nlm_rqst

When we replace the existing synchronous RPC calls with asynchronous calls,
the reference count will be needed in order to allow us to examine the
result of the RPC call.

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

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index acf39e1e3a3d..94649a8da014 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -91,6 +91,7 @@ struct nlm_wait;
  */
 #define NLMCLNT_OHSIZE          ((__NEW_UTS_LEN) + 10u)
 struct nlm_rqst {
+        atomic_t                a_count;
         unsigned int            a_flags;        /* initial RPC task flags */
         struct nlm_host *       a_host;         /* host handle */
         struct nlm_args         a_args;         /* arguments */