| To: | alessandro.zummo@towertech.it |
|---|---|
| Subject: | Re: [rtc-linux] [PATCH 3/4] rtc: Add rtc-tx4939 driver |
| From: | Atsushi Nemoto <anemo@mba.ocn.ne.jp> |
| Date: | Fri, 21 Nov 2008 12:38:56 +0900 (JST) |
| Cc: | rtc-linux@googlegroups.com, linux-mips@linux-mips.org, ralf@linux-mips.org |
| In-reply-to: | <20081120172138.2de2da58@i1501.lan.towertech.it> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <20081120164533.73ba1f7f@i1501.lan.towertech.it> <20081121.011744.103777651.anemo@mba.ocn.ne.jp> <20081120172138.2de2da58@i1501.lan.towertech.it> |
| Sender: | linux-mips-bounce@linux-mips.org |
On Thu, 20 Nov 2008 17:21:38 +0100, Alessandro Zummo <alessandro.zummo@towertech.it> wrote: > > 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? > > it should be doable, rtc-ds1305 uses it But ops_lock is mutex, so it cannot protect from an interrupt handler. I will try rtc->irq_lock. --- Atsushi Nemoto |
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