nvmet: implement crto property

This property is required for nvme 2.1. The target only supports ready
with media, so this is just the same value as CAP.TO.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>

diff --git a/drivers/nvme/target/fabrics-cmd.c b/drivers/nvme/target/fabrics-cmd.c
index 28a84af..c49904e 100644 (file)
--- a/drivers/nvme/target/fabrics-cmd.c
+++ b/drivers/nvme/target/fabrics-cmd.c
@@ -64,6 +64,9 @@ static void nvmet_execute_prop_get(struct nvmet_req *req)
                case NVME_REG_CSTS:
                        val = ctrl->csts;
                        break;
+               case NVME_REG_CRTO:
+                       val = NVME_CAP_TIMEOUT(ctrl->csts);
+                       break;
                default:
                        status = NVME_SC_INVALID_FIELD | NVME_STATUS_DNR;
                        break;