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

From: David Howells
Date: Fri Mar 31 2017 - 13:32:32 EST


From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
---

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: