linux-kernel - Re: [PATCH v2 1/7] clocksource: export "arch_timer_get

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Message-ID: <555F3706.2070502@linaro.org>
Date:	Fri, 22 May 2015 22:02:46 +0800
From:	Hanjun Guo <hanjun.guo@...aro.org>
To:	fu.wei@...aro.org, Suravee.Suthikulpanit@....com,
	linaro-acpi@...ts.linaro.org, linux-watchdog@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org
CC:	tekkamanninja@...il.com, graeme.gregory@...aro.org,
	al.stone@...aro.org, timur@...eaurora.org,
	ashwin.chaugule@...aro.org, arnd@...db.de, linux@...ck-us.net,
	vgandhi@...eaurora.org, wim@...ana.be, jcm@...hat.com,
	leo.duran@....com, corbet@....net, mark.rutland@....com
Subject: Re: [PATCH v2 1/7] clocksource: export "arch_timer_get_rate" for
 the other drivers

On 2015年05月21日 16:32, fu.wei@...aro.org wrote:
> From: Fu Wei <fu.wei@...aro.org>
>
> Some devices get clock from system counter, like SBSA watchdog
> driver. They may need to get system counter rate.

and please add a comment that SBSA watchdog is a kernel module,
then it would explicit that why EXPORT_SYMBOL_GPL is needed.

>
> Signed-off-by: Fu Wei <fu.wei@...aro.org>

Other than that,

Acked-by: Hanjun Guo <hanjun.guo@...aro.org>

> ---
>   drivers/clocksource/arm_arch_timer.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
> index 0aa135d..4327bf9 100644
> --- a/drivers/clocksource/arm_arch_timer.c
> +++ b/drivers/clocksource/arm_arch_timer.c
> @@ -410,6 +410,7 @@ u32 arch_timer_get_rate(void)
>   {
>   	return arch_timer_rate;
>   }
> +EXPORT_SYMBOL_GPL(arch_timer_get_rate);
>
>   static u64 arch_counter_get_cntvct_mem(void)
>   {
>
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