diff options
Diffstat (limited to 'Documentation/watchdog')
| -rw-r--r-- | Documentation/watchdog/convert_drivers_to_kernel_api.rst | 1 | ||||
| -rw-r--r-- | Documentation/watchdog/hpwdt.rst | 8 | ||||
| -rw-r--r-- | Documentation/watchdog/index.rst | 6 | ||||
| -rw-r--r-- | Documentation/watchdog/pcwd-watchdog.rst | 2 | ||||
| -rw-r--r-- | Documentation/watchdog/watchdog-api.rst | 2 | ||||
| -rw-r--r-- | Documentation/watchdog/watchdog-kernel-api.rst | 2 | ||||
| -rw-r--r-- | Documentation/watchdog/watchdog-parameters.rst | 22 |
7 files changed, 22 insertions, 21 deletions
diff --git a/Documentation/watchdog/convert_drivers_to_kernel_api.rst b/Documentation/watchdog/convert_drivers_to_kernel_api.rst index a1c3f038ce0e..e83609a5d007 100644 --- a/Documentation/watchdog/convert_drivers_to_kernel_api.rst +++ b/Documentation/watchdog/convert_drivers_to_kernel_api.rst @@ -75,7 +75,6 @@ Example conversion:: -static const struct file_operations s3c2410wdt_fops = { - .owner = THIS_MODULE, - - .llseek = no_llseek, - .write = s3c2410wdt_write, - .unlocked_ioctl = s3c2410wdt_ioctl, - .open = s3c2410wdt_open, diff --git a/Documentation/watchdog/hpwdt.rst b/Documentation/watchdog/hpwdt.rst index c824cd7f6e32..5eab5dfec042 100644 --- a/Documentation/watchdog/hpwdt.rst +++ b/Documentation/watchdog/hpwdt.rst @@ -48,7 +48,7 @@ Last reviewed: 08/20/2018 NOTE: More information about watchdog drivers in general, including the ioctl interface to /dev/watchdog can be found in - Documentation/watchdog/watchdog-api.rst and Documentation/IPMI.txt. + Documentation/watchdog/watchdog-api.rst and Documentation/driver-api/ipmi.rst Due to limitations in the iLO hardware, the NMI pretimeout if enabled, can only be set to 9 seconds. Attempts to set pretimeout to other @@ -63,9 +63,9 @@ Last reviewed: 08/20/2018 and loop forever. This is generally not what a watchdog user wants. For those wishing to learn more please see: - Documentation/admin-guide/kdump/kdump.rst - Documentation/admin-guide/kernel-parameters.txt (panic=) - Your Linux Distribution specific documentation. + - Documentation/admin-guide/kdump/kdump.rst + - Documentation/admin-guide/kernel-parameters.txt (panic=) + - Your Linux Distribution specific documentation. If the hpwdt does not receive the NMI associated with an expiring timer, the iLO will proceed to reset the system at timeout if the timer hasn't diff --git a/Documentation/watchdog/index.rst b/Documentation/watchdog/index.rst index c177645081d8..4603f2511f58 100644 --- a/Documentation/watchdog/index.rst +++ b/Documentation/watchdog/index.rst @@ -1,8 +1,8 @@ .. SPDX-License-Identifier: GPL-2.0 -====================== -Linux Watchdog Support -====================== +================ +Watchdog Support +================ .. toctree:: :maxdepth: 1 diff --git a/Documentation/watchdog/pcwd-watchdog.rst b/Documentation/watchdog/pcwd-watchdog.rst index 405e2a370082..151505c856f6 100644 --- a/Documentation/watchdog/pcwd-watchdog.rst +++ b/Documentation/watchdog/pcwd-watchdog.rst @@ -47,7 +47,7 @@ Documentation and Driver by Ken Hollis <kenji@bitgate.com> WDIOC_GETSTATUS This returns the status of the card, with the bits of WDIOF_* bitwise-anded into the value. (The comments - are in linux/pcwd.h) + are in include/uapi/linux/watchdog.h) WDIOC_GETBOOTSTATUS This returns the status of the card that was reported diff --git a/Documentation/watchdog/watchdog-api.rst b/Documentation/watchdog/watchdog-api.rst index 800dcd7586f2..78e228c272cf 100644 --- a/Documentation/watchdog/watchdog-api.rst +++ b/Documentation/watchdog/watchdog-api.rst @@ -249,7 +249,7 @@ Note that not all devices support these two calls, and some only support the GETBOOTSTATUS call. Some drivers can measure the temperature using the GETTEMP ioctl. The -returned value is the temperature in degrees fahrenheit:: +returned value is the temperature in degrees Fahrenheit:: int temperature; ioctl(fd, WDIOC_GETTEMP, &temperature); diff --git a/Documentation/watchdog/watchdog-kernel-api.rst b/Documentation/watchdog/watchdog-kernel-api.rst index baf44e986b07..243231fe4c0a 100644 --- a/Documentation/watchdog/watchdog-kernel-api.rst +++ b/Documentation/watchdog/watchdog-kernel-api.rst @@ -77,7 +77,7 @@ It contains following fields: * groups: List of sysfs attribute groups to create when creating the watchdog device. * info: a pointer to a watchdog_info structure. This structure gives some - additional information about the watchdog timer itself. (Like it's unique name) + additional information about the watchdog timer itself. (Like its unique name) * ops: a pointer to the list of watchdog operations that the watchdog supports. * gov: a pointer to the assigned watchdog device pretimeout governor or NULL. * timeout: the watchdog timer's timeout value (in seconds). diff --git a/Documentation/watchdog/watchdog-parameters.rst b/Documentation/watchdog/watchdog-parameters.rst index 223c99361a30..0a0119edfa82 100644 --- a/Documentation/watchdog/watchdog-parameters.rst +++ b/Documentation/watchdog/watchdog-parameters.rst @@ -120,16 +120,6 @@ coh901327_wdt: ------------------------------------------------- -cpu5wdt: - port: - base address of watchdog card, default is 0x91 - verbose: - be verbose, default is 0 (no) - ticks: - count down ticks, default is 10000 - -------------------------------------------------- - cpwd: wd0_timeout: Default watchdog0 timeout in 1/10secs @@ -425,6 +415,18 @@ pnx833x_wdt: ------------------------------------------------- +pseries-wdt: + action: + Action taken when watchdog expires: 0 (power off), 1 (restart), + 2 (dump and restart). (default=1) + timeout: + Initial watchdog timeout in seconds. (default=60) + nowayout: + Watchdog cannot be stopped once started. + (default=kernel config parameter) + +------------------------------------------------- + rc32434_wdt: timeout: Watchdog timeout value, in seconds (default=20) |