diff options
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4callback.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index 7f05cd140de3..39c8ef875f91 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -32,6 +32,7 @@ */ #include <linux/sunrpc/clnt.h> +#include <linux/sunrpc/xprt.h> #include <linux/sunrpc/svc_xprt.h> #include <linux/slab.h> #include "nfsd.h" @@ -635,6 +636,22 @@ static struct rpc_cred *get_backchannel_cred(struct nfs4_client *clp, struct rpc } } +static struct rpc_clnt *create_backchannel_client(struct rpc_create_args *args) +{ + struct rpc_xprt *xprt; + + if (args->protocol != XPRT_TRANSPORT_BC_TCP) + return rpc_create(args); + + xprt = args->bc_xprt->xpt_bc_xprt; + if (xprt) { + xprt_get(xprt); + return rpc_create_xprt(args, xprt); + } + + return rpc_create(args); +} + static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *conn, struct nfsd4_session *ses) { struct rpc_timeout timeparms = { @@ -674,7 +691,7 @@ static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *c args.authflavor = ses->se_cb_sec.flavor; } /* Create RPC client */ - client = rpc_create(&args); + client = create_backchannel_client(&args); if (IS_ERR(client)) { dprintk("NFSD: couldn't create callback client: %ld\n", PTR_ERR(client)); |