Merge tag 'trace-v4.15-rc4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rosted...

[mirror_ubuntu-bionic-kernel.git] / drivers / nvme / host / nvme.h

diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index ea1aa5283e8ed9215537594a33a243d47b363e25..a00eabd0642738bbdbaf0b11d7f8e1747c996e3c 100644 (file)
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -417,6 +417,15 @@ static inline void nvme_mpath_clear_current_path(struct nvme_ns *ns)
                rcu_assign_pointer(head->current_path, NULL);
 }
 struct nvme_ns *nvme_find_path(struct nvme_ns_head *head);
+
+static inline void nvme_mpath_check_last_path(struct nvme_ns *ns)
+{
+       struct nvme_ns_head *head = ns->head;
+
+       if (head->disk && list_empty(&head->list))
+               kblockd_schedule_work(&head->requeue_work);
+}
+
 #else
 static inline void nvme_failover_req(struct request *req)
 {
@@ -448,6 +457,9 @@ static inline void nvme_mpath_remove_disk_links(struct nvme_ns *ns)
 static inline void nvme_mpath_clear_current_path(struct nvme_ns *ns)
 {
 }
+static inline void nvme_mpath_check_last_path(struct nvme_ns *ns)
+{
+}
 #endif /* CONFIG_NVME_MULTIPATH */
 
 #ifdef CONFIG_NVM