From: Lucas Stach <dev-8ppwABl0HbeELgA04lAiVw@public.gmane.org>
To: Daniel Lezcano
<daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
Cc: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Alexandre Courbot
<gnurou-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] clocksource/drivers/tegra: allow timer irq affinity change
Date: Tue, 27 Oct 2015 21:22:42 +0100 [thread overview]
Message-ID: <1445977362.2535.1.camel@lynxeye.de> (raw)
In-Reply-To: <562F4EA3.7000202-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Am Dienstag, den 27.10.2015, 11:14 +0100 schrieb Daniel Lezcano:
> On 10/25/2015 04:40 PM, Lucas Stach wrote:
> > Allow the timer core to change the smp affinity of the broadcast
> > timer
> > irq by setting CLOCK_EVT_FEAT_DYNIRQ flag.
> >
> > This reduces interrupt pressure and wakeups on CPU0 as well as
> > vastly
> > reducing the number of timer broadcast IPIs.
>
> Did you test this patch on a tegra2 ?
>
Yes, I haven't spotted anything bad, but don't know if I should look
out for specific oddities?
Regards,
Lucas
next prev parent reply other threads:[~2015-10-27 20:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-25 15:40 [PATCH] clocksource/drivers/tegra: allow timer irq affinity change Lucas Stach
[not found] ` <1445787630-13251-1-git-send-email-dev-8ppwABl0HbeELgA04lAiVw@public.gmane.org>
2015-10-27 10:14 ` Daniel Lezcano
[not found] ` <562F4EA3.7000202-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-10-27 20:22 ` Lucas Stach [this message]
[not found] ` <1445977362.2535.1.camel-8ppwABl0HbeELgA04lAiVw@public.gmane.org>
2015-10-27 20:54 ` Daniel Lezcano
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