[PATCH rfc 6/6] nvme: support rdma transport type

[Sagi Grimberg]

> # nvme_trtype=rdma ./check nvme/030
> nvme/030 (ensure the discovery generation counter is updated appropriately)
> nvme/030 (ensure the discovery generation counter is updated 
> appropriately) [passed]
>      runtime  0.616s  ...  0.520s 460: unload_module: command not found
> 
> The unload_module[1] was defined in [2], how about move the definition 
> to [3],
> 
> [1]
> _cleanup_nvmet->stop_soft_rdma->unload_module
> 
> [2]
> ./tests/nvmeof-mp/rc
> 
> [3]
> common/multipath-over-rdma

Right, I had this change locally:
--
diff --git a/common/multipath-over-rdma b/common/multipath-over-rdma
index 676d2837fb06..e54b2a96153c 100644
--- a/common/multipath-over-rdma
+++ b/common/multipath-over-rdma
@@ -457,7 +457,7 @@ stop_soft_rdma() {
                                 fi
                         done
         )
-       if ! unload_module rdma_rxe 10; then
+       if ! modprobe -r rdma_rxe; then
                 echo "Unloading rdma_rxe failed"
                 return 1
         fi
@@ -469,7 +469,7 @@ stop_soft_rdma() {
                                         echo "Failed to unbind the siw 
driver from ${i%_siw}"
                         done
         )
-       if ! unload_module siw 10; then
+       if ! modprobe -r siw; then
                 echo "Unloading siw failed"
                 return 1
         fi
--

I'm not at all sure why the retry mechanism that unload_module does
is needed at all...

Bart?