Re: [PATCH 1/9] nvme: fix the dangerous reference of namespaces list

[Sagi Grimberg]

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index e810487..bc05bc4 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -3092,11 +3092,20 @@ static void nvme_remove_invalid_namespaces(struct 
nvme_ctrl *ctrl,
                                        unsigned nsid)
  {
        struct nvme_ns *ns, *next;
+       LIST_HEAD(rm_list);

+ mutex_lock(&ctrl->namespaces_mutex);

        list_for_each_entry_safe(ns, next, &ctrl->namespaces, list) {
-               if (ns->head->ns_id > nsid)
-                       nvme_ns_remove(ns);
+               if (ns->head->ns_id > nsid) {
+                       list_del_init(&ns->list);
+                       list_add_tail(&ns->list, &rm_list);

list_move_tail?