File 0002-mount.cifs-document-SMBv3.1.1-and-new-seal... of Package cifs-utils

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File 0002-mount.cifs-document-SMBv3.1.1-and-new-seal-option.patch of Package cifs-utils

From 5513fa5aa37602b8716b7d28b1ca5cf99d446efd Mon Sep 17 00:00:00 2001
From: Aurelien Aptel <aaptel@suse.com>
Date: Fri, 21 Apr 2017 16:59:50 +0200
Subject: [PATCH 2/2] mount.cifs: document SMBv3.1.1 and new seal option

Signed-off-by: Aurelien Aptel <aaptel@suse.com>
---
 mount.cifs.8 | 16 ++++++++++++++++
 mount.cifs.c |  2 +-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/mount.cifs.8 b/mount.cifs.8
index 9104fae..ab35448 100644
--- a/mount.cifs.8
+++ b/mount.cifs.8
@@ -440,6 +440,11 @@ The default in mainline kernel versions prior to v3.8 was sec=ntlm. In v3.8, the
 If the server requires signing during protocol negotiation, then it may be enabled automatically. Packet signing may also be enabled automatically if it's enabled in /proc/fs/cifs/SecurityFlags.
 .RE
 .PP
+seal
+.RS 4
+Request encryption at the SMB layer. Encryption is only supported in SMBv3 and above. The encryption algorithm used is AES-128-CCM.
+.RE
+.PP
 nobrl
 .RS 4
 Do not send byte range lock requests to the server\&. This is necessary for certain applications that break with cifs style mandatory byte range locks (and most cifs servers do not yet support requesting advisory byte range locks)\&.
@@ -593,6 +598,17 @@ SMB protocol version. Allowed values are:
 .\}
 3.0 - The SMBv3.0 protocol that was introduced in Microsoft Windows 8 and Windows Server 2012.
 .RE
+.sp
+.RS 4
+.ie n \{\
+\h'-04'\(bu\h'+03'\c
+.\}
+.el \{\
+.sp -1
+.IP \(bu 2.3
+.\}
+3.1.1 or 3.11 - The SMBv3.1.1 protocol that was introduced in Microsoft Windows Server 2016.
+.RE
 .PP
 Note too that while this option governs the protocol version used, not all features of each version are available.
 .RE
diff --git a/mount.cifs.c b/mount.cifs.c
index 2612feb..8ca848d 100644
--- a/mount.cifs.c
+++ b/mount.cifs.c
@@ -269,7 +269,7 @@ static int mount_usage(FILE * stream)
 	fprintf(stream,
 		"\n\tmapchars,nomapchars,nolock,servernetbiosname=<SRV_RFC1001NAME>");
 	fprintf(stream,
-		"\n\tdirectio,nounix,cifsacl,sec=<authentication mechanism>,sign,fsc");
+		"\n\tdirectio,nounix,cifsacl,sec=<authentication mechanism>,sign,seal,fsc");
 	fprintf(stream,
 		"\n\nOptions not needed for servers supporting CIFS Unix extensions");
 	fprintf(stream,
-- 
2.12.0

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