Re: [rfc patch] hotplug: Call mmdrop_delayed() in sched_cpu_dying() if PREEMPT_RT_FULL

2016-10-20 Thread Sebastian Andrzej Siewior
On 2016-10-20 11:34:03 [+0200], Mike Galbraith wrote: > My 64 core box just passed an hour running Steven's hotplug stress > script along with stockfish and futextests (tip-rt.today w. hotplug > hacks you saw a while back), and seems content to just keep on grinding > away. Without it, box

Re: [rfc patch] hotplug: Call mmdrop_delayed() in sched_cpu_dying() if PREEMPT_RT_FULL

2016-10-20 Thread Sebastian Andrzej Siewior
On 2016-10-20 11:34:03 [+0200], Mike Galbraith wrote: > My 64 core box just passed an hour running Steven's hotplug stress > script along with stockfish and futextests (tip-rt.today w. hotplug > hacks you saw a while back), and seems content to just keep on grinding > away. Without it, box

[rfc patch] hotplug: Call mmdrop_delayed() in sched_cpu_dying() if PREEMPT_RT_FULL

2016-10-20 Thread Mike Galbraith
My 64 core box just passed an hour running Steven's hotplug stress script along with stockfish and futextests (tip-rt.today w. hotplug hacks you saw a while back), and seems content to just keep on grinding away. Without it, box quickly becomes a doorstop. [ 634.896901] BUG: sleeping function

[rfc patch] hotplug: Call mmdrop_delayed() in sched_cpu_dying() if PREEMPT_RT_FULL

2016-10-20 Thread Mike Galbraith
My 64 core box just passed an hour running Steven's hotplug stress script along with stockfish and futextests (tip-rt.today w. hotplug hacks you saw a while back), and seems content to just keep on grinding away. Without it, box quickly becomes a doorstop. [ 634.896901] BUG: sleeping function