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path: root/net/sunrpc/xprtrdma/backchannel.c
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Diffstat (limited to 'net/sunrpc/xprtrdma/backchannel.c')
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 90adeff4c06b..e5b367a3e517 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -51,12 +51,11 @@ static int rpcrdma_bc_setup_reqs(struct rpcrdma_xprt *r_xprt,
rqst = &req->rl_slot;
rqst->rq_xprt = xprt;
- INIT_LIST_HEAD(&rqst->rq_list);
INIT_LIST_HEAD(&rqst->rq_bc_list);
__set_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state);
- spin_lock_bh(&xprt->bc_pa_lock);
+ spin_lock(&xprt->bc_pa_lock);
list_add(&rqst->rq_bc_pa_list, &xprt->bc_pa_list);
- spin_unlock_bh(&xprt->bc_pa_lock);
+ spin_unlock(&xprt->bc_pa_lock);
size = r_xprt->rx_data.inline_rsize;
rb = rpcrdma_alloc_regbuf(size, DMA_TO_DEVICE, GFP_KERNEL);
@@ -201,6 +200,9 @@ int xprt_rdma_bc_send_reply(struct rpc_rqst *rqst)
if (!xprt_connected(rqst->rq_xprt))
goto drop_connection;
+ if (!xprt_request_get_cong(rqst->rq_xprt, rqst))
+ return -EBADSLT;
+
rc = rpcrdma_bc_marshal_reply(rqst);
if (rc < 0)
goto failed_marshal;
@@ -228,16 +230,16 @@ void xprt_rdma_bc_destroy(struct rpc_xprt *xprt, unsigned int reqs)
struct rpcrdma_xprt *r_xprt = rpcx_to_rdmax(xprt);
struct rpc_rqst *rqst, *tmp;
- spin_lock_bh(&xprt->bc_pa_lock);
+ spin_lock(&xprt->bc_pa_lock);
list_for_each_entry_safe(rqst, tmp, &xprt->bc_pa_list, rq_bc_pa_list) {
list_del(&rqst->rq_bc_pa_list);
- spin_unlock_bh(&xprt->bc_pa_lock);
+ spin_unlock(&xprt->bc_pa_lock);
rpcrdma_bc_free_rqst(r_xprt, rqst);
- spin_lock_bh(&xprt->bc_pa_lock);
+ spin_lock(&xprt->bc_pa_lock);
}
- spin_unlock_bh(&xprt->bc_pa_lock);
+ spin_unlock(&xprt->bc_pa_lock);
}
/**
@@ -255,9 +257,9 @@ void xprt_rdma_bc_free_rqst(struct rpc_rqst *rqst)
rpcrdma_recv_buffer_put(req->rl_reply);
req->rl_reply = NULL;
- spin_lock_bh(&xprt->bc_pa_lock);
+ spin_lock(&xprt->bc_pa_lock);
list_add_tail(&rqst->rq_bc_pa_list, &xprt->bc_pa_list);
- spin_unlock_bh(&xprt->bc_pa_lock);
+ spin_unlock(&xprt->bc_pa_lock);
}
/**