git: b2bd87bb01a9 - main - tmpfs.5: Document option export

The branch main has been updated by 0mp:

URL: https://cgit.FreeBSD.org/src/commit/?id=b2bd87bb01a97b5b025614a6bfccb8e109c201cd

commit b2bd87bb01a97b5b025614a6bfccb8e109c201cd
Author:     Mateusz Piotrowski <0mp@FreeBSD.org>
AuthorDate: 2023-09-18 21:58:08 +0000
Commit:     Mateusz Piotrowski <0mp@FreeBSD.org>
CommitDate: 2023-09-18 21:59:10 +0000

    tmpfs.5: Document option export
    
    This is a no-op option supported for the sake of NFS.
    
    MFC after:      7 days
---
 share/man/man5/tmpfs.5 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/share/man/man5/tmpfs.5 b/share/man/man5/tmpfs.5
index bf07f06de026..c01aefd8550a 100644
--- a/share/man/man5/tmpfs.5
+++ b/share/man/man5/tmpfs.5
@@ -112,6 +112,12 @@ file systems:
 .It Cm easize
 Set the maximum memory size used by extended attributes in bytes.
 The default is 16 megabytes.
+.It Cm export
+Accept the
+.Cm export
+option for compatibility with
+.Xr nfsv4 4 .
+This option does nothing.
 .It Cm gid
 Set the group ID of the root inode of the file system.
 The default is the mount point's GID.