git: fbbdfa2b8a42 - main - nfsv4(4): mention the nfsv4_server_only setting

The branch main has been updated by debdrup:

URL: https://cgit.FreeBSD.org/src/commit/?id=fbbdfa2b8a42444c2c4de00e43f14499adad8a70

commit fbbdfa2b8a42444c2c4de00e43f14499adad8a70
Author:     Lexi Winter <lexi@le-fay.org>
AuthorDate: 2024-01-06 18:12:02 +0000
Commit:     Daniel Ebdrup Jensen <debdrup@FreeBSD.org>
CommitDate: 2024-01-06 18:21:25 +0000

    nfsv4(4): mention the nfsv4_server_only setting
    
    Add note about configuring the NFSv4-only option.
    
    It is already mentioned in rc.conf(5), but documenting it here makes it
    more likely that people see it when they need it.
    
    MFC after:      2 weeks
    Pull Request:   https://github.com/freebsd/freebsd-src/pull/1008
---
 usr.sbin/nfsd/nfsv4.4 | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/usr.sbin/nfsd/nfsv4.4 b/usr.sbin/nfsd/nfsv4.4
index 1377461c1348..aacb85c78ca2 100644
--- a/usr.sbin/nfsd/nfsv4.4
+++ b/usr.sbin/nfsd/nfsv4.4
@@ -208,6 +208,14 @@ if the server is using the ``<user>@<domain>'' form of user/group strings or
 is using the ``-manage-gids'' option for
 .Xr nfsuserd 8 .
 .Pp
+In addition, you can set:
+.sp
+.Bd -literal -offset indent -compact
+nfsv4_server_only="YES"
+.Ed
+.sp
+to disable support for NFSv2 and NFSv3.
+.Pp
 You will also need to add at least one ``V4:'' line to the
 .Xr exports 5
 file for