smb_fsop_sdwrite
error = smb_fsop_sdwrite(sr, sr->user_cr, dst_of->f_node,
rc = smb_fsop_sdwrite(sr, kcr, *ret_snode,
error = smb_fsop_sdwrite(sr, sr->user_cr, node, &fs_sd, 0);
int smb_fsop_sdwrite(smb_request_t *, cred_t *, smb_node_t *, smb_fssd_t *,