From 35156582a7d5e174338147ae182b355c5fc56e65 Mon Sep 17 00:00:00 2001
From: Konrad Sztyber <konrad.sztyber@intel.com>
Date: Thu, 24 Nov 2022 13:55:19 +0100
Subject: [PATCH] nvme/tcp: add an errlog when sock_flush fails

Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Change-Id: Ic14a1ff1120272a3afc86971b9670c10ef66523f
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15643
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
---
 lib/nvme/nvme_tcp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/nvme/nvme_tcp.c b/lib/nvme/nvme_tcp.c
index 9437b7034..dbc27bf1b 100644
--- a/lib/nvme/nvme_tcp.c
+++ b/lib/nvme/nvme_tcp.c
@@ -1748,6 +1748,8 @@ nvme_tcp_qpair_process_completions(struct spdk_nvme_qpair *qpair, uint32_t max_c
 	if (qpair->poll_group == NULL) {
 		rc = spdk_sock_flush(tqpair->sock);
 		if (rc < 0) {
+			SPDK_ERRLOG("Failed to flush tqpair=%p (%d): %s\n", tqpair,
+				    errno, spdk_strerror(errno));
 			if (spdk_unlikely(tqpair->qpair.ctrlr->timeout_enabled)) {
 				nvme_tcp_qpair_check_timeout(qpair);
 			}