On Fri, Mar 04, 2022 at 06:55:55PM +0100, Christoph Hellwig wrote: > - ctrl->nssa = le16_to_cpu(s.nssa); > - if (ctrl->nssa < BLK_MAX_WRITE_HINTS - 1) { > - dev_info(ctrl->device, "too few streams (%u) available\n", > - ctrl->nssa); > - goto out_disable_stream; > - } Just fyi, looks like the patch was built against an older version of the driver, so it doesn't apply cleanly to nvme-5.18 at the above part. Also please consider folding the following in this patch since it removes all nr_streams use: --- diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 587d92df118b..1bed663322ee 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -280,7 +280,6 @@ struct nvme_ctrl { u16 crdt[3]; u16 oncs; u16 oacs; - u16 nr_streams; u16 sqsize; u32 max_namespaces; atomic_t abort_limit; --