There is a downside of always-poll since poll is still happened for idle
vCPUs which can waste cpu usage. This patch adds the ability to adjust
halt_poll_ns dynamically, to grow halt_poll_ns when shot halt is detected,
and to shrink halt_poll_ns when long halt is detected.
There are two new
There is a downside of always-poll since poll is still happened for idle
vCPUs which can waste cpu usage. This patch adds the ability to adjust
halt_poll_ns dynamically, to grow halt_poll_ns when shot halt is detected,
and to shrink halt_poll_ns when long halt is detected.
There are two new
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