Re: [PATCH blktests v2 2/2] nvme-rc: Cleanup fc resource before module unloading

From: Chaitanya Kulkarni
Date: Wed Apr 19 2023 - 05:42:09 EST


On 4/19/23 01:47, Daniel Wagner wrote:
> Before we unload the module we should cleanup the fc resources first,
> basically reorder the shutdown sequence to be in reverse order of the
> setup path.
>
> Also unload the nvme-fcloop after usage.
>
> While at it also update the rdma stop_soft_rdma before the module
> unloading for the same reasoning.
>
> Signed-off-by: Daniel Wagner <dwagner@xxxxxxx>
> ---
> tests/nvme/rc | 12 +++++++-----
> 1 file changed, 7 insertions(+), 5 deletions(-)
>
> diff --git a/tests/nvme/rc b/tests/nvme/rc
> index ec0cc2d8d8cc..41f196b037d6 100644
> --- a/tests/nvme/rc
> +++ b/tests/nvme/rc
> @@ -260,18 +260,20 @@ _cleanup_nvmet() {
> shopt -u nullglob
> trap SIGINT
>
> - modprobe -rq nvme-"${nvme_trtype}" 2>/dev/null
> - if [[ "${nvme_trtype}" != "loop" ]]; then
> - modprobe -rq nvmet-"${nvme_trtype}" 2>/dev/null
> - fi
> - modprobe -rq nvmet 2>/dev/null
> if [[ "${nvme_trtype}" == "rdma" ]]; then
> stop_soft_rdma
> fi
> if [[ "${nvme_trtype}" == "fc" ]]; then
> _cleanup_fcloop "${def_local_wwnn}" "${def_local_wwpn}" \
> "${def_remote_wwnn}" "${def_remote_wwpn}"
> + modprobe -rq nvme-fcloop
> fi
> +
> + modprobe -rq nvme-"${nvme_trtype}" 2>/dev/null
> + if [[ "${nvme_trtype}" != "loop" ]]; then
> + modprobe -rq nvmet-"${nvme_trtype}" 2>/dev/null
> + fi
> + modprobe -rq nvmet 2>/dev/null
> }
>
> _setup_nvmet() {

were you able to test this with RDMA ?

just want to make sure we are not breaking anything since we are changing
the order of module unload and stop_soft_rdma() in this patch ...

-ck