Re: [ANNOUNCE] v5.14-rc4-rt4

From: Steven Rostedt
Date: Wed Aug 04 2021 - 12:25:54 EST


On Wed, 4 Aug 2021 18:22:31 +0200
Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> wrote:

> no preemption happens here with NEED_RESCHED set.

But if interrupts were disabled, how would NEED_RESCHED be set? As soon
as you enable interrupts, the interrupt that sets NEED_RESCHED would
trigger the preemption.

-- Steve