Re: [PATCH 0/2] nohz_full: Offload task_tick to remote housekeeping cpus for nohz_full cpus

[Peter Zijlstra]

On Thu, Aug 13, 2015 at 02:55:36PM +0530, Vatika Harlalka wrote:
> This patchset is for offloading task_tick() to a remote housekeeping
> cpu. The larger aim is to stop ticks on nohz_full cpus. For this, extra
> work must be done by housekeeping cpus. So, task_tick is called from a
> delayed workqueue for nohz_full cpus and the work is requeued every second
> for those nohz_full cpus whose ticks are stopped while they are busy. In
> the rest of the cases it will lead to redundant accounting. To facilitate
> this, a new function tick_nohz_remote_tick_stopped is added to indicate
> whether ticks are stopped on a remote cpu.
> Tick related code in core.c is moved to tick.c

*sigh* of course you didn't read what I've written on this topic..
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