From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
John Stultz <john.stultz@linaro.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Nicolas Ferre <nicolas.ferre@atmel.com>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/2] clocksource: don't suspend/resume when unused
Date: Fri, 16 Jan 2015 18:45:16 +0100 [thread overview]
Message-ID: <20150116184516.735cd2de@bbrezillon> (raw)
In-Reply-To: <1421427439-11699-1-git-send-email-alexandre.belloni@free-electrons.com>
On Fri, 16 Jan 2015 17:57:17 +0100
Alexandre Belloni <alexandre.belloni@free-electrons.com> wrote:
> This is a quite naive implementation to track whether a clocksource is enabled.
> I chose not to add a member in struct clocksource and use a flag instead.
>
> I found that timekeeping.c is the only consumer for clocksource and I converted
> it to use clocksource_enable and clocksource_disable.
To the whole series:
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
>
> Changes in v2:
> - removed the check on enable in timekeeping.c to ensure all clocksources are
> going through clocksource_enable
> - rework clocksource_enable to set CLOCK_SOURCE_USED when enable is successful
> if present
>
> Alexandre Belloni (2):
> clocksource: track usage
> clocksource: don't suspend/resume when unused
>
> include/linux/clocksource.h | 4 ++++
> kernel/time/clocksource.c | 34 ++++++++++++++++++++++++++++++++--
> kernel/time/timekeeping.c | 8 +++-----
> 3 files changed, 39 insertions(+), 7 deletions(-)
>
--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
prev parent reply other threads:[~2015-01-16 17:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-16 16:57 [PATCH v2 0/2] clocksource: don't suspend/resume when unused Alexandre Belloni
2015-01-16 16:57 ` [PATCH v2 1/2] clocksource: track usage Alexandre Belloni
2015-01-16 19:05 ` John Stultz
2015-01-17 1:26 ` Alexandre Belloni
2015-01-20 10:51 ` Thomas Gleixner
2015-01-16 16:57 ` [PATCH v2 2/2] clocksource: don't suspend/resume when unused Alexandre Belloni
2015-01-20 11:13 ` Thomas Gleixner
2015-01-16 17:45 ` Boris Brezillon [this message]
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