From: daniel.lezcano@linaro•org (Daniel Lezcano)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2] clocksource: dw_apb_timer: add dynamic irq flag to the timer
Date: Mon, 06 Jul 2015 10:46:09 +0200 [thread overview]
Message-ID: <559A4051.8000101@linaro.org> (raw)
In-Reply-To: <1435986403-3797-1-git-send-email-jszhang@marvell.com>
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.
-- Daniel
--
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prev parent reply other threads:[~2015-07-06 8:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-04 5:06 [PATCH v2] clocksource: dw_apb_timer: add dynamic irq flag to the timer Jisheng Zhang
2015-07-06 8:46 ` Daniel Lezcano [this message]
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