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xprtrdma: Remove arbitrary limit on initiator depth

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Clean up: We need to check only that the value does not exceed the
range of the u8 field it's going into.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2018-02-28 15:30:33 -05:00 committed by Anna Schumaker
parent 6720a89933
commit b7e85fff52
1 changed files with 2 additions and 5 deletions
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7
net/sunrpc/xprtrdma/verbs.c
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@ -589,11 +589,8 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
/* Client offers RDMA Read but does not initiate */
ep->rep_remote_cma.initiator_depth = 0;
if (ia->ri_device->attrs.max_qp_rd_atom > 32) /* arbitrary but <= 255 */
ep->rep_remote_cma.responder_resources = 32;
else
ep->rep_remote_cma.responder_resources =
ia->ri_device->attrs.max_qp_rd_atom;
ep->rep_remote_cma.responder_resources =
min_t(int, U8_MAX, ia->ri_device->attrs.max_qp_rd_atom);
/* Limit transport retries so client can detect server
* GID changes quickly. RPC layer handles re-establishing