From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Lucas Stach <l.stach@pengutronix.de>,
Thomas Gleixner <tglx@linutronix.de>
Cc: Shawn Guo <shawnguo@kernel.org>,
kernel@pengutronix.de, patchwork-lst@pengutronix.de,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] clocksource/imx: allow timer irq affinity change
Date: Thu, 15 Oct 2015 17:40:27 +0200 [thread overview]
Message-ID: <561FC8EB.5060706@linaro.org> (raw)
In-Reply-To: <1444814657-16339-1-git-send-email-l.stach@pengutronix.de>
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@pengutronix.de>
> ---
Applied on my tree for 4.4
Thanks !
-- Daniel
--
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prev parent reply other threads:[~2015-10-15 15:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-14 9:24 [PATCH] clocksource/imx: allow timer irq affinity change Lucas Stach
2015-10-15 15:40 ` Daniel Lezcano [this message]
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