From: Sagi Grimberg <sagi@grimberg.me>
Date: Tue, 12 May 2020 18:01:43 -0700
Subject: [PATCH] nvmet-tcp: set MSG_EOR if we send last payload in the batch
Git-commit: f381ab1f26aa33f14412cb9b7cb7f947b88a55b2
Patch-mainline: v5.8-rc1
References: jsc#SLE-15608
when trying to send the pdu data digest, we should set this
flag.
Reported-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/nvme/target/tcp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index c08aec62115e..f8dd69f3b657 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -644,6 +644,8 @@ static int nvmet_try_send_ddgst(struct nvmet_tcp_cmd *cmd, bool last_in_batch)
if (!last_in_batch && cmd->queue->send_list_len)
msg.msg_flags |= MSG_MORE;
+ else
+ msg.msg_flags |= MSG_EOR;
ret = kernel_sendmsg(queue->sock, &msg, &iov, 1, iov.iov_len);
if (unlikely(ret <= 0))
--
2.16.4