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

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Message-ID: <561FC8EB.5060706@linaro.org>
Date:	Thu, 15 Oct 2015 17:40:27 +0200
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Lucas Stach <l.stach@...gutronix.de>,
	Thomas Gleixner <tglx@...utronix.de>
Cc:	Shawn Guo <shawnguo@...nel.org>, kernel@...gutronix.de,
	patchwork-lst@...gutronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clocksource/imx: allow timer irq affinity change

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@...gutronix.de>
> ---

Applied on my tree for 4.4

Thanks !

   -- Daniel

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