linux-kernel - Re: [rtc-linux] [PATCH] rtc: driver for the DryIce block found in i.MX25 chips

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Message-ID: <20100607045359.GE14583@jasper.tkos.co.il>
Date:	Mon, 7 Jun 2010 07:53:59 +0300
From:	Baruch Siach <baruch@...s.co.il>
To:	Wan ZongShun <mcuos.com@...il.com>
Cc:	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org,
	Alessandro Zummo <a.zummo@...ertech.it>
Subject: Re: [rtc-linux] [PATCH] rtc: driver for the DryIce block found in
 i.MX25 chips

Hi Wan,

On Sat, Jun 05, 2010 at 11:08:46PM +0800, Wan ZongShun wrote:
> Some minor comments below:

Thank you very much for you review and comments. I'll address your comments 
(and Andrew's), and send an update shortly.

> Are local_irq_disable() and al_irq_enable() necessary?
> 
> RTC ‘rtc_update_irq’ seem to have called 'spin_lock_irqsave' , where
> local irq will be disable.

You're right. Since commit e6229bec25be4ba00f31dd26e25721cc96c22262 
rtc_update_irq can be called with irqs enabled.

baruch

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