Re: x86: Inconsistent xAPIC synchronization in arch_irq_work_raise?
> > It has to be lockless, the machine checks run as NMIs. > > The whole point of the self nmi is to get back to a lockable state. > > "It" is arch_irq_work_raise, or more?
Really irq_work_queue, but it boils down to arch_irq_work_raise