From: Wolfram Sang <w.sang@pengutronix.de>
To: Wim Van Sebroeck <wim@iguana.be>
Cc: LKML <linux-kernel@vger.kernel.org>,
Linux Watchdog Mailing List <linux-watchdog@vger.kernel.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH 02/11] watchdog: WatchDog Timer Driver Core - Add basic ioctl functionality
Date: Mon, 11 Jul 2011 23:32:51 +0200 [thread overview]
Message-ID: <20110711213251.GD5811@pengutronix.de> (raw)
In-Reply-To: <1310392522-9949-2-git-send-email-wim@iguana.be>
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> +static long watchdog_ioctl(struct file *file, unsigned int cmd,
> + unsigned long arg)
> +{
> + void __user *argp = (void __user *)arg;
> + int __user *p = argp;
> + unsigned int val;
> +
> + switch (cmd) {
> + case WDIOC_GETSUPPORT:
> + return copy_to_user(argp, wdd->info,
> + sizeof(struct watchdog_info)) ? -EFAULT : 0;
> + case WDIOC_GETSTATUS:
> + val = wdd->ops->status ? wdd->ops->status(wdd) : 0;
> + return put_user(val, p);
> + case WDIOC_GETBOOTSTATUS:
> + return put_user(wdd->bootstatus, p);
> + default:
> + return -ENOTTY;
> + }
> + return -ENOTTY;
I think one of the -ENOTTY could be removed?
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2011-07-11 21:32 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-11 13:50 [PATCH 0/11 v3] Generic Watchdog Timer Driver Wim Van Sebroeck
2011-07-11 14:19 ` [PATCH 01/11] watchdog: WatchDog Timer Driver Core - Add basic framework Wim Van Sebroeck
2011-07-11 14:21 ` [PATCH 02/11] watchdog: WatchDog Timer Driver Core - Add basic ioctl functionality Wim Van Sebroeck
2011-07-11 21:32 ` Wolfram Sang [this message]
2011-07-11 14:21 ` [PATCH 03/11] watchdog: WatchDog Timer Driver Core - Add WDIOC_KEEPALIVE ioctl Wim Van Sebroeck
2011-07-11 14:22 ` [PATCH 04/11] watchdog: WatchDog Timer Driver Core - Add WDIOC_SETOPTIONS ioctl Wim Van Sebroeck
2011-07-11 21:32 ` Wolfram Sang
2011-07-22 19:26 ` Wim Van Sebroeck
2011-07-11 14:22 ` [PATCH 05/11] watchdog: WatchDog Timer Driver Core - Add WDIOC_SETTIMEOUT and WDIOC_GETTIMEOUT ioctl Wim Van Sebroeck
2011-07-11 21:34 ` Wolfram Sang
2011-07-11 14:22 ` [PATCH 06/11] watchdog: WatchDog Timer Driver Core - Add Magic Close feature Wim Van Sebroeck
2011-07-11 21:35 ` Wolfram Sang
2011-07-11 14:23 ` [PATCH 07/11] watchdog: WatchDog Timer Driver Core - Add nowayout feature Wim Van Sebroeck
2011-07-11 14:23 ` [PATCH 09/11] watchdog: WatchDog Timer Driver Core - Add ioctl call Wim Van Sebroeck
2011-07-11 14:24 ` [PATCH 08/11] watchdog: WatchDog Timer Driver Core - Add parent device Wim Van Sebroeck
2011-07-11 14:24 ` [PATCH 10/11] watchdog: WatchDog Timer Driver Core - Add minimum and max timeout Wim Van Sebroeck
2011-07-11 14:24 ` [PATCH 11/11] watchdog: WatchDog Timer Driver Core - Remove llseek Wim Van Sebroeck
2011-07-11 21:35 ` Wolfram Sang
2011-07-11 21:48 ` Arnd Bergmann
2011-07-11 21:32 ` [PATCH 01/11] watchdog: WatchDog Timer Driver Core - Add basic framework Wolfram Sang
2011-07-11 23:02 ` Lars-Peter Clausen
2011-07-22 19:24 ` Wim Van Sebroeck
2011-07-11 23:00 ` Lars-Peter Clausen
2011-07-11 23:53 ` Mark Brown
2011-07-12 9:24 ` Alan Cox
2011-07-22 19:32 ` Wim Van Sebroeck
2011-07-24 3:58 ` Lars-Peter Clausen
2011-07-27 20:24 ` Wim Van Sebroeck
2011-07-29 9:24 ` Lars-Peter Clausen
2011-08-04 20:25 ` Wim Van Sebroeck
2011-07-11 21:31 ` [PATCH 0/11 v3] Generic Watchdog Timer Driver Wolfram Sang
2011-07-22 19:18 ` Wim Van Sebroeck
2011-07-22 19:38 ` Wim Van Sebroeck
2011-07-27 20:15 ` [PATCH 0/9 v4] " Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 1/9] watchdog: WatchDog Timer Driver Core - Add basic framework Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 2/9] watchdog: WatchDog Timer Driver Core - Add basic ioctl functionality Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 3/9] watchdog: WatchDog Timer Driver Core - Add WDIOC_KEEPALIVE ioctl Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 4/9] watchdog: WatchDog Timer Driver Core - Add WDIOC_SETOPTIONS ioctl Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 5/9] watchdog: WatchDog Timer Driver Core - Add WDIOC_SETTIMEOUT and WDIOC_GETTIMEOUT ioctl Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 6/9] watchdog: WatchDog Timer Driver Core - Add Magic Close feature Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 7/9] watchdog: WatchDog Timer Driver Core - Add nowayout feature Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 8/9] watchdog: WatchDog Timer Driver Core - Add ioctl call Wim Van Sebroeck
2011-07-27 20:16 ` [PATCH 9/9] watchdog: WatchDog Timer Driver Core - Add minimum and max timeout Wim Van Sebroeck
2011-07-28 21:29 ` [PATCH 1/9] watchdog: WatchDog Timer Driver Core - Add basic framework Joe Perches
2011-07-30 8:40 ` Arnd Bergmann
2011-07-12 18:43 ` [PATCH 0/11 v3] Generic Watchdog Timer Driver Arnd Bergmann
2011-07-22 20:48 ` Arnaud Lacombe
2011-07-22 21:31 ` Wim Van Sebroeck
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