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xfs: preserve DIFLAG2_NREXT64 when setting other inode attributes 

It is vitally important that we preserve the state of the NREXT64 inode
flag when we're changing the other flags2 fields.

Fixes: 9b7d16e34b ("xfs: Introduce XFS_DIFLAG2_NREXT64 and associated helpers")
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Chandan Babu R <chandan.babu@oracle.com>
Reviewed-by: Allison Henderson <allison.henderson@oracle.com>
This commit is contained in:
Darrick J. Wong 2022-06-05 18:51:23 -07:00
parent 10930b254d
commit e89ab76d7e
1 changed files with 2 additions and 1 deletions
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3
fs/xfs/xfs_ioctl.c
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@ -1096,7 +1096,8 @@ xfs_flags2diflags2(
{
uint64_t di_flags2 =
(ip->i_diflags2 & (XFS_DIFLAG2_REFLINK |
XFS_DIFLAG2_BIGTIME));
XFS_DIFLAG2_BIGTIME |
XFS_DIFLAG2_NREXT64));
if (xflags & FS_XFLAG_DAX)
di_flags2 |= XFS_DIFLAG2_DAX;