On Wed, 13 Dec 2017 15:22:57 +0100 Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> wrote: > On 2017-12-13 15:19:19 [+0100], Peter Zijlstra wrote: > > On Wed, Dec 13, 2017 at 02:58:35PM +0100, Sebastian Andrzej Siewior wrote: > > > On -RT we push all timers by default into the soft-mode. The > > > "start/update" code does not use that SOFT bit so we always see that > > > warning. > > > > Not _all_ timers I hope? There's a few the scheduler and perf use that > > really should stay in hardirq context. > That is correct, a few ones remain in the hardirq context. > As Sebastian said, by default they are in SOFT mode. I'm assuming the ones that are not have some logic to make sure they are not in SOFT mode. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html