nfsd41: sunrpc: Added rpc server-side backchannel handling

[GitHub/moto-9609/android_kernel_motorola_exynos9610.git] / net / sunrpc / svc_xprt.c

diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 912dea558cccaaa712e4b9b02a3bb91d4917c13e..df124f78ee489762f4a9028af3b95f38a90f34d3 100644 (file)
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -160,6 +160,7 @@ void svc_xprt_init(struct svc_xprt_class *xcl, struct svc_xprt *xprt,
        mutex_init(&xprt->xpt_mutex);
        spin_lock_init(&xprt->xpt_lock);
        set_bit(XPT_BUSY, &xprt->xpt_flags);
+       rpc_init_wait_queue(&xprt->xpt_bc_pending, "xpt_bc_pending");
 }
 EXPORT_SYMBOL_GPL(svc_xprt_init);
 
@@ -810,6 +811,7 @@ int svc_send(struct svc_rqst *rqstp)
        else
                len = xprt->xpt_ops->xpo_sendto(rqstp);
        mutex_unlock(&xprt->xpt_mutex);
+       rpc_wake_up(&xprt->xpt_bc_pending);
        svc_xprt_release(rqstp);
 
        if (len == -ECONNREFUSED || len == -ENOTCONN || len == -EAGAIN)