865 	struct xfs_inode	*dest)  in xfs_reflink_set_inode_flag()  argument
871 	if (xfs_is_reflink_inode(src) && xfs_is_reflink_inode(dest))  in xfs_reflink_set_inode_flag()
879 	if (src->i_ino == dest->i_ino)  in xfs_reflink_set_inode_flag()
882 		xfs_lock_two_inodes(src, XFS_ILOCK_EXCL, dest, XFS_ILOCK_EXCL);  in xfs_reflink_set_inode_flag()
893 	if (src->i_ino == dest->i_ino)  in xfs_reflink_set_inode_flag()
896 	if (!xfs_is_reflink_inode(dest)) {  in xfs_reflink_set_inode_flag()
897 		trace_xfs_reflink_set_inode_flag(dest);  in xfs_reflink_set_inode_flag()
898 		xfs_trans_ijoin(tp, dest, XFS_ILOCK_EXCL);  in xfs_reflink_set_inode_flag()
899 		dest->i_d.di_flags2 |= XFS_DIFLAG2_REFLINK;  in xfs_reflink_set_inode_flag()
900 		xfs_trans_log_inode(tp, dest, XFS_ILOG_CORE);  in xfs_reflink_set_inode_flag()
901 		xfs_ifork_init_cow(dest);  in xfs_reflink_set_inode_flag()
903 		xfs_iunlock(dest, XFS_ILOCK_EXCL);  in xfs_reflink_set_inode_flag()
912 	trace_xfs_reflink_set_inode_flag_error(dest, error, _RET_IP_);  in xfs_reflink_set_inode_flag()
921 	struct xfs_inode	*dest,  in xfs_reflink_update_dest()  argument
926 	struct xfs_mount	*mp = dest->i_mount;  in xfs_reflink_update_dest()
930 	if (newlen <= i_size_read(VFS_I(dest)) && cowextsize == 0)  in xfs_reflink_update_dest()
937 	xfs_ilock(dest, XFS_ILOCK_EXCL);  in xfs_reflink_update_dest()
938 	xfs_trans_ijoin(tp, dest, XFS_ILOCK_EXCL);  in xfs_reflink_update_dest()
940 	if (newlen > i_size_read(VFS_I(dest))) {  in xfs_reflink_update_dest()
941 		trace_xfs_reflink_update_inode_size(dest, newlen);  in xfs_reflink_update_dest()
942 		i_size_write(VFS_I(dest), newlen);  in xfs_reflink_update_dest()
943 		dest->i_d.di_size = newlen;  in xfs_reflink_update_dest()
947 		dest->i_d.di_cowextsize = cowextsize;  in xfs_reflink_update_dest()
948 		dest->i_d.di_flags2 |= XFS_DIFLAG2_COWEXTSIZE;  in xfs_reflink_update_dest()
951 	xfs_trans_log_inode(tp, dest, XFS_ILOG_CORE);  in xfs_reflink_update_dest()
959 	trace_xfs_reflink_update_inode_size_error(dest, error, _RET_IP_);  in xfs_reflink_update_dest()
1114 	struct xfs_inode	*dest,  in xfs_reflink_remap_blocks()  argument
1138 				dest, destoff);  in xfs_reflink_remap_blocks()
1157 		error = xfs_reflink_remap_extent(dest, &imap, destoff,  in xfs_reflink_remap_blocks()
1175 		trace_xfs_reflink_remap_blocks_error(dest, error, _RET_IP_);  in xfs_reflink_remap_blocks()
1191 	struct inode		*dest)  in xfs_iolock_two_inodes_and_break_layout()  argument
1195 	if (src > dest)  in xfs_iolock_two_inodes_and_break_layout()
1196 		swap(src, dest);  in xfs_iolock_two_inodes_and_break_layout()
1203 	if (src != dest) {  in xfs_iolock_two_inodes_and_break_layout()
1204 		error = break_layout(dest, true);  in xfs_iolock_two_inodes_and_break_layout()
1219 	if (src == dest)  in xfs_iolock_two_inodes_and_break_layout()
1223 	inode_lock_nested(dest, I_MUTEX_NONDIR2);  in xfs_iolock_two_inodes_and_break_layout()
1224 	error = break_layout(dest, false);  in xfs_iolock_two_inodes_and_break_layout()
1227 		inode_unlock(dest);  in xfs_iolock_two_inodes_and_break_layout()
1245 	struct xfs_inode	*dest = XFS_I(inode_out);  in xfs_reflink_remap_unlock()  local
1248 	xfs_iunlock(dest, XFS_MMAPLOCK_EXCL);  in xfs_reflink_remap_unlock()
1317 	struct xfs_inode	*dest = XFS_I(inode_out);  in xfs_reflink_remap_prep()  local
1328 		xfs_lock_two_inodes(src, XFS_MMAPLOCK_EXCL, dest,  in xfs_reflink_remap_prep()
1334 	if (XFS_IS_REALTIME_INODE(src) || XFS_IS_REALTIME_INODE(dest))  in xfs_reflink_remap_prep()
1347 	ret = xfs_qm_dqattach(dest);  in xfs_reflink_remap_prep()
1355 	ret = xfs_reflink_zero_posteof(dest, pos_out);  in xfs_reflink_remap_prep()
1360 	ret = xfs_reflink_set_inode_flag(src, dest);  in xfs_reflink_remap_prep()
1369 	if (pos_out > XFS_ISIZE(dest)) {  in xfs_reflink_remap_prep()
1370 		loff_t	flen = *len + (pos_out - XFS_ISIZE(dest));  in xfs_reflink_remap_prep()
1371 		ret = xfs_flush_unmap_range(dest, XFS_ISIZE(dest), flen);  in xfs_reflink_remap_prep()
1373 		ret = xfs_flush_unmap_range(dest, pos_out, *len);  in xfs_reflink_remap_prep()