On 3/24/20 12:52 AM, Wu Bo wrote:
> The daemon is restarted or crashed while logging out of a session.
> The unbind session event sent by the kernel is not be processed or be lost.
> When the daemon runs again, the session will never be able to logout.
>
> After executing the logout again, the daemon is waiting for the unbind
> event message.
> The kernel status has been logged out and the event will not be sent again.
>
> #iscsiadm -m node iqn.xxx -p xx.xx.xx.xx -u &
> #service iscsid restart
>
> when iscsid restart done. logout session again report error:
> #iscsiadm -m node iqn.xxxxx -p xx.xx.xx.xx -u
> Logging out of session [sid: 6, target: iqn.xxxxx, portal:
> xx.xx.xx.xx,3260]
> iscsiadm: Could not logout of [sid: 6, target: iscsiadm -m node
> iqn.xxxxx, portal: xx.xx.xx.xx,3260].
> iscsiadm: initiator reported error (9 - internal error)
> iscsiadm: Could not logout of all requested sessions
>
> Signed-off-by: Wu Bo <wub...@huawei.com>
> ---
> drivers/scsi/scsi_transport_iscsi.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/scsi_transport_iscsi.c
> b/drivers/scsi/scsi_transport_iscsi.c
> index dfc726f..443ace0 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -2012,7 +2012,7 @@ static void __iscsi_unbind_session(struct
> work_struct *work)
> if (session->target_id == ISCSI_MAX_TARGET) {
> spin_unlock_irqrestore(&session->lock, flags);
> mutex_unlock(&ihost->mutex);
> - return;
> + goto unbind_session_exit;
> }
>
> target_id = session->target_id;
> @@ -2024,6 +2024,8 @@ static void __iscsi_unbind_session(struct
> work_struct *work)
> ida_simple_remove(&iscsi_sess_ida, target_id);
>
> scsi_remove_target(&session->dev);
> +
> +unbind_session_exit:
> iscsi_session_event(session, ISCSI_KEVENT_UNBIND_SESSION);
> ISCSI_DBG_TRANS_SESSION(session, "Completed target removal\n");
> }
> --
> 1.8.3.1
>
Reviewed-by: Lee Duncan <ldun...@suse.com>
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