From: "Uwe Kleine-König" <Uwe.Kleine-Koenig@digi.com>
To: David Brownell <david-b@pacbell.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>, <linux-kernel@vger.kernel.org>
Subject: Re: rtc_valid_tm doesn't check tm_wday
Date: Tue, 29 Apr 2008 14:22:45 +0200 [thread overview]
Message-ID: <20080429122245.GB2137@digi.com> (raw)
In-Reply-To: <200804290340.16642.david-b@pacbell.net>
Hello Dave,
David Brownell wrote:
> On Monday 28 April 2008, Uwe Kleine-König wrote:
> > Hello,
> >
> > I'm currently writing an rtc driver and want to use rtc_valid_tm to
> > assert to have a valid date before writing it to the rtc.
> >
> > Now I wonder why rtc_valid_tm doesn't check tm_wday for being in the
> > range [0 .. 6]. Is there a reason?
>
> As far as I know, the kernel doesn't use tm_wday, tm_yday, or
> tm_isdst ... so none of those fields are expected to be valid.
> See the rtc(4) manpage.
Thanks.
I still want to write the correct value to the rtc, so I will assert
dirctly in the driver that it's valid.
Best regards,
Uwe
--
Uwe Kleine-König, Software Engineer
Digi International GmbH Branch Breisach, Küferstrasse 8, 79206 Breisach, Germany
Tax: 315/5781/0242 / VAT: DE153662976 / Reg. Amtsgericht Dortmund HRB 13962
prev parent reply other threads:[~2008-04-29 12:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-29 6:44 rtc_valid_tm doesn't check tm_wday Uwe Kleine-König
2008-04-29 10:40 ` David Brownell
2008-04-29 12:22 ` Uwe Kleine-König [this message]
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