On 16/01/2019 14:57, Thomas Gleixner wrote: [...] > > I just went back in the history tree and had to figure out that it's my > fault :) > > preempt_schedule_irq() was introduced to plug a stupid race, but I did not > notice (and obviously nobody else) that this made the extra loop in the > entry code pointless. So it's just histerical raisins without any value. >
I see, thanks for clearing that up! Credit goes to Julien & Will for unearthing the oddity. > Thanks, > > tglx >
