diff options
| author | Shiyang Ruan <ruansy.fnst@fujitsu.com> | 2022-12-01 15:32:33 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-12-11 18:12:17 -0800 |
| commit | d984648e428bf88cbd94ebe346c73632cb92fffb (patch) | |
| tree | ae98da0d9db614433a4137c7ee6cc1613cc12574 /fs/xfs | |
| parent | 64e6edc185da7e101e867c4732c097fedb1da08e (diff) | |
fsdax,xfs: port unshare to fsdax
Implement unshare in fsdax mode: copy data from srcmap to iomap.
Link: https://lkml.kernel.org/r/1669908753-169-1-git-send-email-ruansy.fnst@fujitsu.com
Signed-off-by: Shiyang Ruan <ruansy.fnst@fujitsu.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/xfs_reflink.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index 93bdd25680bc..fe46bce8cae6 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -1693,8 +1693,12 @@ xfs_reflink_unshare( inode_dio_wait(inode); - error = iomap_file_unshare(inode, offset, len, - &xfs_buffered_write_iomap_ops); + if (IS_DAX(inode)) + error = dax_file_unshare(inode, offset, len, + &xfs_dax_write_iomap_ops); + else + error = iomap_file_unshare(inode, offset, len, + &xfs_buffered_write_iomap_ops); if (error) goto out; |