Merge tag 'v4.20-rc5' into for-4.21/block

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

diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 32a1f1cfdfb4459c3c0739fe4beb329b8f237348..ae77eb16fd1fd5f95e5cf3a4ee2b8501b1d6ea58 100644 (file)
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -531,6 +531,9 @@ static inline void nvme_mpath_check_last_path(struct nvme_ns *ns)
 static inline int nvme_mpath_init(struct nvme_ctrl *ctrl,
                struct nvme_id_ctrl *id)
 {
+       if (ctrl->subsys->cmic & (1 << 3))
+               dev_warn(ctrl->device,
+"Please enable CONFIG_NVME_MULTIPATH for full support of multi-port devices.\n");
        return 0;
 }
 static inline void nvme_mpath_uninit(struct nvme_ctrl *ctrl)