[PATCH v2] clocksource: dw_apb_timer: add dynamic irq flag to the timer
daniel.lezcano at linaro.org
Mon Jul 6 01:46:09 PDT 2015
On 07/04/2015 07:06 AM, Jisheng Zhang wrote:
> Commit d2348fb6fdc6 ("tick: Dynamically set broadcast irq affinity")
> adds one execllent feature CLOCK_EVT_FEAT_DYNIRQ to let the core set the
> interrupt affinity of the broadcast interrupt to the cpu which has the
> earliest expiry time. This patch adds CLOCK_EVT_FEAT_DYNIRQ flag to
> avoid unnecessary wakeups and IPIs when the dw_apb_timer is used as
> broadcast timer.
Thanks for the measurements. I picked the patch but did not applied it
yet since I will have to handle a trivial conflict with the recent changes.
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