xprtrdma: Pre-allocate backward rpc_rqst and send/receive buffers

xprtrdma's backward direction send and receive buffers are the same
size as the forechannel's inline threshold, and must be pre-
registered.

The consumer has no control over which receive buffer the adapter
chooses to catch an incoming backwards-direction call. Any receive
buffer can be used for either a forward reply or a backward call.
Thus both types of RPC message must all be the same size.

Signed-off-by: Chuck Lever <[email protected]>
Reviewed-by: Sagi Grimberg <[email protected]>
Tested-By: Devesh Sharma <[email protected]>
Signed-off-by: Anna Schumaker <[email protected]>

0 files changed, 0 insertions, 0 deletions