linux-ext4 - [PATCH 6/8] xfs: report crtime and attribute flags to statx

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Date:   Fri, 31 Mar 2017 18:32:03 +0100
From:   David Howells <dhowells@...hat.com>
To:     viro@...iv.linux.org.uk
Cc:     dhowells@...hat.com, "Darrick J. Wong" <darrick.wong@...cle.com>,
        linux-kernel@...r.kernel.org, hch@...radead.org,
        linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-xfs@...r.kernel.org
Subject: [PATCH 6/8] xfs: report crtime and attribute flags to statx

From: Darrick J. Wong <darrick.wong@...cle.com>

statx has the ability to report inode creation times and inode flags, so
hook up di_crtime and di_flags to that functionality.

Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
Signed-off-by: David Howells <dhowells@...hat.com>
---

 fs/xfs/xfs_iops.c |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 229cc6a6d8ef..ebfc13350f9a 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -516,6 +516,20 @@ xfs_vn_getattr(
 	stat->blocks =
 		XFS_FSB_TO_BB(mp, ip->i_d.di_nblocks + ip->i_delayed_blks);
 
+	if (ip->i_d.di_version == 3) {
+		if (request_mask & STATX_BTIME) {
+			stat->result_mask |= STATX_BTIME;
+			stat->btime.tv_sec = ip->i_d.di_crtime.t_sec;
+			stat->btime.tv_nsec = ip->i_d.di_crtime.t_nsec;
+		}
+	}
+
+	if (ip->i_d.di_flags & XFS_DIFLAG_IMMUTABLE)
+		stat->attributes |= STATX_ATTR_IMMUTABLE;
+	if (ip->i_d.di_flags & XFS_DIFLAG_APPEND)
+		stat->attributes |= STATX_ATTR_APPEND;
+	if (ip->i_d.di_flags & XFS_DIFLAG_NODUMP)
+		stat->attributes |= STATX_ATTR_NODUMP;
 
 	switch (inode->i_mode & S_IFMT) {
 	case S_IFBLK: