Re: [PATCH] clocksource/imx: allow timer irq affinity change

From: Daniel Lezcano
Date: Thu Oct 15 2015 - 11:40:40 EST


On 10/14/2015 11:24 AM, Lucas Stach wrote:
Allow the timer core to change the smp affinity of the broadcast timer
irq by setting CLOCK_EVT_FEAT_DYNIRQ flag. For this to work the timer
core needs to be told about the used irq.

This reduces interrupt pressure and wakeups on CPU0 as well as vastly
reducing the number of timer broadcast IPIs.

Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---

Applied on my tree for 4.4

Thanks !

-- Daniel

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