From 028d33c96afe19c28af8ad11d12b6c94a0eb864b Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Fri, 22 Apr 2016 08:09:27 +0000
Subject: [PATCH] Add FEATURE knob for testing for UFS extended attribute
 kernel support

Support can be verified via `feature_present("ufs_extattr")`, etc.

Differential Revision: https://reviews.freebsd.org/D6053
MFC after: 2 weeks
Relnotes: yes
Reviewed by: asomers, kib
Sponsored by: EMC / Isilon Storage Division
---
 sys/ufs/ufs/ufs_extattr.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/ufs/ufs/ufs_extattr.c b/sys/ufs/ufs/ufs_extattr.c
index b521a420a028..d01320ae564b 100644
--- a/sys/ufs/ufs/ufs_extattr.c
+++ b/sys/ufs/ufs/ufs_extattr.c
@@ -69,6 +69,8 @@ __FBSDID("$FreeBSD$");
 
 #ifdef UFS_EXTATTR
 
+FEATURE(ufs_extattr, "ufs extended attribute support");
+
 static MALLOC_DEFINE(M_UFS_EXTATTR, "ufs_extattr", "ufs extended attribute");
 
 static int ufs_extattr_sync = 0;