FAILED: patch "[PATCH] cifs: smbd: Dump SMB packet when configured" failed to apply to 4.16-stable tree

FAILED: patch "[PATCH] cifs: smbd: Dump SMB packet when configured" failed to apply to 4.16-stable tree

[gregkh]

The patch below does not apply to the 4.16-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

>From ff30b89e0ab71115cbad6ae10a58bd83fe18b41f Mon Sep 17 00:00:00 2001
From: Long Li <longli@microsoft.com>
Date: Tue, 17 Apr 2018 12:17:10 -0700
Subject: [PATCH] cifs: smbd: Dump SMB packet when configured

When sending through SMB Direct, also dump the packet in SMB send path.

Also fixed a typo in debug message.

Signed-off-by: Long Li <longli@microsoft.com>
Cc: stable@vger.kernel.org
Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>

diff --git a/fs/cifs/smbdirect.c b/fs/cifs/smbdirect.c
index d611ed0537fd..87817ddcc096 100644
--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -1028,7 +1028,7 @@ static int smbd_post_send(struct smbd_connection *info,
 	for (i = 0; i < request->num_sge; i++) {
 		log_rdma_send(INFO,
 			"rdma_request sge[%d] addr=%llu length=%u\n",
-			i, request->sge[0].addr, request->sge[0].length);
+			i, request->sge[i].addr, request->sge[i].length);
 		ib_dma_sync_single_for_device(
 			info->id->device,
 			request->sge[i].addr,
@@ -2139,6 +2139,10 @@ int smbd_send(struct smbd_connection *info, struct smb_rqst *rqst)
 		goto done;
 	}
 
+	cifs_dbg(FYI, "Sending smb (RDMA): smb_len=%u\n", buflen);
+	for (i = 0; i < rqst->rq_nvec-1; i++)
+		dump_smb(iov[i].iov_base, iov[i].iov_len);
+
 	remaining_data_length = buflen;
 
 	log_write(INFO, "rqst->rq_nvec=%d rqst->rq_npages=%d rq_pagesz=%d "