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authorChuck Lever <chuck.lever@oracle.com>2015-10-24 17:28:08 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2015-11-02 13:45:15 -0500
commit63cae47005af51c937f4cdcc4835f29075add2ba (patch)
tree657deac560e388a810caf1f755432eda412e678d /net/sunrpc/xprtrdma/xprt_rdma.h
parent83128a60ca74e996c5e0336c4fff0579f4a8c909 (diff)
xprtrdma: Handle incoming backward direction RPC calls
Introduce a code path in the rpcrdma_reply_handler() to catch incoming backward direction RPC calls and route them to the ULP's backchannel server. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Sagi Grimberg <sagig@mellanox.com> Tested-By: Devesh Sharma <devesh.sharma@avagotech.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/xprt_rdma.h')
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index e2d23ea23df9..eb87d96e80ca 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -353,6 +353,7 @@ struct rpcrdma_stats {
unsigned long failed_marshal_count;
unsigned long bad_reply_count;
unsigned long nomsg_call_count;
+ unsigned long bcall_count;
};
/*
@@ -520,6 +521,7 @@ void xprt_rdma_cleanup(void);
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
int xprt_rdma_bc_setup(struct rpc_xprt *, unsigned int);
int rpcrdma_bc_post_recv(struct rpcrdma_xprt *, unsigned int);
+void rpcrdma_bc_receive_call(struct rpcrdma_xprt *, struct rpcrdma_rep *);
int rpcrdma_bc_marshal_reply(struct rpc_rqst *);
void xprt_rdma_bc_free_rqst(struct rpc_rqst *);
void xprt_rdma_bc_destroy(struct rpc_xprt *, unsigned int);