PSR_SSBS_BIT
pstate & PSR_SSBS_BIT ? '+' : '-',
regs->pstate |= PSR_SSBS_BIT;
regs->pstate &= ~PSR_SSBS_BIT;
u64 bit = compat_user_mode(regs) ? PSR_AA32_SSBS_BIT : PSR_SSBS_BIT;
new |= PSR_SSBS_BIT;
new_spsr |= PSR_SSBS_BIT;