xfs_readonly_buftarg
if (xfs_readonly_buftarg(mp->m_ddev_targp))
if (xfs_readonly_buftarg(mp->m_log->l_targ))
if (!xfs_readonly_buftarg(log->l_targ))
if (xfs_readonly_buftarg(mp->m_ddev_targp) ||
xfs_readonly_buftarg(mp->m_logdev_targp) ||
(mp->m_rtdev_targp && xfs_readonly_buftarg(mp->m_rtdev_targp))) {
xfs_readonly_buftarg(mp->m_logdev_targp)) {
if (mp->m_rtdev_targp && xfs_readonly_buftarg(mp->m_rtdev_targp)) {