From 3900c11481512be5a5461c005eafeb94e9c82646 Mon Sep 17 00:00:00 2001
From: Doug Rabson <dfr@FreeBSD.org>
Date: Sun, 14 Jun 2020 11:41:57 +0000
Subject: [PATCH] Add support for the timecreate attribute

This maps to the va_birthtime VFS attribute.
---
 sys/fs/nfs/nfs_commonsubs.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/fs/nfs/nfs_commonsubs.c b/sys/fs/nfs/nfs_commonsubs.c
index 802506ac96eb..a113e5009302 100644
--- a/sys/fs/nfs/nfs_commonsubs.c
+++ b/sys/fs/nfs/nfs_commonsubs.c
@@ -2922,6 +2922,11 @@ nfsv4_fillattr(struct nfsrv_descript *nd, struct mount *mp, vnode_t vp,
 			txdr_nfsv4time(&vap->va_mtime, tl);
 			retnum += NFSX_V4TIME;
 			break;
+		case NFSATTRBIT_TIMECREATE:
+			NFSM_BUILD(tl, u_int32_t *, NFSX_V4TIME);
+			txdr_nfsv4time(&vap->va_birthtime, tl);
+			retnum += NFSX_V4TIME;
+			break;
 		case NFSATTRBIT_TIMEMODIFYSET:
 			if ((vap->va_vaflags & VA_UTIMES_NULL) == 0) {
 				NFSM_BUILD(tl, u_int32_t *, NFSX_V4SETTIME);