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| author | Jerry Hoemann <jerry.hoemann@hpe.com> | 2019-05-17 14:59:42 -0600 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2019-07-08 16:10:09 +0200 |
| commit | f213fcf078c19d2b1b0876eb935cab20e311743e (patch) | |
| tree | 10649c96ecf0abf0202c18b07f413087c94078b8 /Documentation/watchdog | |
| parent | be3d7f7cb3ac2dd0b4dcb686d5a69519c35ef3a5 (diff) | |
| download | linux-stable-f213fcf078c19d2b1b0876eb935cab20e311743e.tar.gz linux-stable-f213fcf078c19d2b1b0876eb935cab20e311743e.tar.bz2 linux-stable-f213fcf078c19d2b1b0876eb935cab20e311743e.zip | |
watchdog/hpwdt: Update documentation
Update documentation to explain new module parameter kdumptimeout.
Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'Documentation/watchdog')
| -rw-r--r-- | Documentation/watchdog/hpwdt.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/watchdog/hpwdt.txt b/Documentation/watchdog/hpwdt.txt index 55df692c5595..35da1413637e 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 |