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Date: Thu, 6 Jun 2019 14:19:48 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Jerry Hoemann <jerry.hoemann@....com>
Cc: wim@...ux-watchdog.org, linux-watchdog@...r.kernel.org,
linux-kernel@...r.kernel.org, mironov.ivan@...il.com,
rasmus.villemoes@...vas.dk
Subject: Re: [PATCH 5/6] watchdog/hpwdt: Update documentation
On Fri, May 17, 2019 at 02:59:42PM -0600, Jerry Hoemann wrote:
> Update documentation to explain new module parameter kdumptimeout.
>
> Signed-off-by: Jerry Hoemann <jerry.hoemann@....com>
Reviewed-by: Guenter Roeck <linux@...ck-us.net>
> ---
> Documentation/watchdog/hpwdt.txt | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/watchdog/hpwdt.txt b/Documentation/watchdog/hpwdt.txt
> index 55df692..35da141 100644
> --- a/Documentation/watchdog/hpwdt.txt
> +++ b/Documentation/watchdog/hpwdt.txt
> @@ -33,6 +33,10 @@ Last reviewed: 08/20/2018
> Default value is set when compiling the kernel. If it is set
> to "Y", then there is no way of disabling the watchdog once
> it has been started.
> + kdumptimeout Minimum timeout in seconds to apply upon receipt of an NMI
> + before calling panic. (-1) disables the watchdog. When value
> + is > 0, the timer is reprogrammed with the greater of
> + value or current timeout value.
>
> NOTE: More information about watchdog drivers in general, including the ioctl
> interface to /dev/watchdog can be found in
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