From: Guenter Roeck <linux@roeck-us.net>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>,
linux-watchdog@vger.kernel.org, kernel@pengutronix.de,
Jonathan Corbet <corbet@lwn.net>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 1/8] docs: watchdog: codify ident.options as superset of possible status flags
Date: Tue, 30 Jun 2020 13:49:40 -0700 [thread overview]
Message-ID: <20200630204940.GA21564@roeck-us.net> (raw)
In-Reply-To: <20200611191750.28096-2-a.fatoum@pengutronix.de>
On Thu, Jun 11, 2020 at 09:17:42PM +0200, Ahmad Fatoum wrote:
> The FIXME comment has been in-tree since the very first git commit.
> The described behavior has been since relied on by some userspace, e.g.
> the util-linux wdctl command and has been ignored by some kernelspace,
> like the f71808e_wdt driver.
>
> The functionality is useful to have to be able to differentiate between a
> driver that doesn't support WDIOF_CARDRESET and one that does, but hasn't
> had a watchdog reset, thus drop the FIXME to encourage drivers adopting
> this convention.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> ---
> Documentation/watchdog/watchdog-api.rst | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Documentation/watchdog/watchdog-api.rst b/Documentation/watchdog/watchdog-api.rst
> index c6c1e9fa9f73..800dcd7586f2 100644
> --- a/Documentation/watchdog/watchdog-api.rst
> +++ b/Documentation/watchdog/watchdog-api.rst
> @@ -168,7 +168,7 @@ the fields returned in the ident struct are:
>
> the options field can have the following bits set, and describes what
> kind of information that the GET_STATUS and GET_BOOT_STATUS ioctls can
> -return. [FIXME -- Is this correct?]
> +return.
>
> ================ =========================
> WDIOF_OVERHEAT Reset due to CPU overheat
next prev parent reply other threads:[~2020-06-30 20:49 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-11 19:17 [PATCH v1 0/8] watchdog: f71808e_wdt: migrate to kernel Ahmad Fatoum
2020-06-11 19:17 ` [PATCH v1 1/8] docs: watchdog: codify ident.options as superset of possible status flags Ahmad Fatoum
2020-06-30 20:49 ` Guenter Roeck [this message]
2020-06-11 19:17 ` [PATCH v1 2/8] watchdog: f71808e_wdt: indicate WDIOF_CARDRESET support in watchdog_info.options Ahmad Fatoum
2020-06-30 20:51 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 3/8] watchdog: f71808e_wdt: remove use of wrong watchdog_info option Ahmad Fatoum
2020-06-30 21:07 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 4/8] watchdog: f71808e_wdt: clear watchdog timeout occurred flag Ahmad Fatoum
2020-06-30 21:09 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 5/8] watchdog: f71808e_wdt: do stricter parameter validation Ahmad Fatoum
2020-06-30 21:11 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 6/8] watchdog: f71808e_wdt: consolidate variant handling into single array Ahmad Fatoum
2020-06-30 21:18 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 7/8] watchdog: f71808e_wdt: migrate to new kernel watchdog API Ahmad Fatoum
2020-06-30 21:26 ` Guenter Roeck
2020-06-11 19:17 ` [PATCH v1 8/8] watchdog: f71808e_wdt: rename variant-independent identifiers appropriately Ahmad Fatoum
2020-06-12 4:57 ` kernel test robot
2020-06-12 4:57 ` [RFC PATCH] watchdog: f71808e_wdt: fintek_variants[] can be static kernel test robot
2020-06-30 21:29 ` [PATCH v1 8/8] watchdog: f71808e_wdt: rename variant-independent identifiers appropriately Guenter Roeck
2020-07-13 8:59 ` Ahmad Fatoum
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