Re: [rtc-linux] [PATCH 3/4] rtc: Add rtc-tx4939 driver

[Atsushi Nemoto <anemo@mba.ocn.ne.jp>]

On Thu, 20 Nov 2008 16:45:33 +0100, Alessandro Zummo 
<alessandro.zummo@towertech.it> wrote:
> > +struct tx4939rtc_plat_data {
> > +   struct rtc_device *rtc;
> > +   struct tx4939_rtc_reg __iomem *rtcreg;
> > +   spinlock_t lock;
> > +};
> 
>  is the additional lock necessary?

It is used to protect sysfs nvram access from rtc ops.

Hm, can I use rtc->ops_lock in sysfs read/write routine to achieve it?


I will address all other issues.  Thanks.

---
Atsushi Nemoto