[PATCH] xfs: correct statx's result_mask value

[Su Yanjun]

For statx syscall, xfs return the wrong result_mask.

Signed-off-by: Su Yanjun <suyj.f...@cn.fujitsu.com>
---
 fs/xfs/xfs_iops.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index f48ffd7..3811457 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -521,6 +521,9 @@ xfs_vn_getattr(
                        stat->btime.tv_nsec = ip->i_d.di_crtime.t_nsec;
                }
        }
+       
+       /* Only return mask that we care */
+       stat->result_mask &= request_mask;
 
        if (ip->i_d.di_flags & XFS_DIFLAG_IMMUTABLE)
                stat->attributes |= STATX_ATTR_IMMUTABLE;
-- 
2.7.4