From cb8621eb95062ae7226d4d49c0de99625c0cebc1 Mon Sep 17 00:00:00 2001
From: Jin Yu <jin.yu@intel.com>
Date: Mon, 16 Dec 2019 18:40:06 +0800
Subject: [PATCH] nvmf: add keep alive cmd in discovery subsystem

The discovery target support the keep alive timeout so
it should also support the keep alive cmd.

Change-Id: I08bd3312c17962c97c96fdd1469246fe97d5e8e7
Signed-off-by: Jin Yu <jin.yu@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/478016
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: yidong0635 <dongx.yi@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: GangCao <gang.cao@intel.com>
Reviewed-by: Ziye Yang <ziye.yang@intel.com>
---
 lib/nvmf/ctrlr.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/nvmf/ctrlr.c b/lib/nvmf/ctrlr.c
index 35439565a..c0bfb47c1 100644
--- a/lib/nvmf/ctrlr.c
+++ b/lib/nvmf/ctrlr.c
@@ -2010,10 +2010,11 @@ spdk_nvmf_ctrlr_process_admin_cmd(struct spdk_nvmf_request *req)
 	}
 
 	if (ctrlr->subsys->subtype == SPDK_NVMF_SUBTYPE_DISCOVERY) {
-		/* Discovery controllers only support Get Log Page and Identify */
+		/* Discovery controllers only support Get Log Page, Identify and Keep Alive. */
 		switch (cmd->opc) {
 		case SPDK_NVME_OPC_IDENTIFY:
 		case SPDK_NVME_OPC_GET_LOG_PAGE:
+		case SPDK_NVME_OPC_KEEP_ALIVE:
 			break;
 		default:
 			goto invalid_opcode;