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Commit 62fdf670 authored by Long Li's avatar Long Li Committed by Steve French
Browse files

cifs: smbd: Indicate to retry on transport sending failure 



Failure to send a packet doesn't mean it's a permanent failure, it can't be
returned to user process. This I/O should be retried or failed based on
server packet response and transport health. This logic is handled by the
upper layer.

Give this decision to upper layer.

Signed-off-by: default avatarLong Li <longli@microsoft.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 98e0d408

fs/cifs/smbdirect.c

+3 −2
Original line number Diff line number Diff line
@@ -853,7 +853,7 @@ static int smbd_create_header(struct smbd_connection *info, 


	if (info->transport_status != SMBD_CONNECTED) {

		log_outgoing(ERR, "disconnected not sending\n");

		return -ENOENT;

		return -EAGAIN;

	}

	atomic_dec(&info->send_credits);
@@ -979,6 +979,7 @@ static int smbd_post_send(struct smbd_connection *info, 
				wake_up(&info->wait_send_pending);

		}

		smbd_disconnect_rdma_connection(info);

		rc = -EAGAIN;

	} else

		/* Reset timer for idle connection after packet is sent */

		mod_delayed_work(info->workqueue, &info->idle_timer_work,
@@ -2085,7 +2086,7 @@ int smbd_send(struct TCP_Server_Info *server, struct smb_rqst *rqst) 
	int rc;



	if (info->transport_status != SMBD_CONNECTED) {

		rc = -ENODEV;

		rc = -EAGAIN;

		goto done;

	}