Messages in this thread | | | Date | Sat, 23 Jan 2016 18:33:11 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: fast path cycle muncher (vmstat: make vmstat_updater deferrable again and shut down on idle) |
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On Sat, 23 Jan 2016, Mike Galbraith wrote:
> While you're fixing that commit up, can you perhaps find a better home > for quiet_vmstat()? It not only munches cycles when switching cross > -core mightily, for -rt it injects a sleeping lock into the idle task.
Not sure what you are talking about. No sleeping locks are used in quiet_vmstat() nor does it switch across cores. It would be broken if it would do so.
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