watchdog: set watchdog timeout with wdctl, if available

"wdctl -s" does not yet exist upstream. I patched
util-linux/sys-utils/wdctl.c to set the timeout.

diff --git a/modules.d/04watchdog/module-setup.sh b/modules.d/04watchdog/module-setup.sh
index 5fc77f4..5eff390 100755 (executable)
--- a/modules.d/04watchdog/module-setup.sh
+++ b/modules.d/04watchdog/module-setup.sh
@@ -23,5 +23,6 @@ install() {
     inst_hook cleanup   00 "$moddir/watchdog.sh"
     inst_hook cleanup   99 "$moddir/watchdog.sh"
     inst_hook emergency 02 "$moddir/watchdog-stop.sh"
+    dracut_install -o wdctl
 }
 

diff --git a/modules.d/04watchdog/watchdog.sh b/modules.d/04watchdog/watchdog.sh
index ed8cc93..a3fdc26 100755 (executable)
--- a/modules.d/04watchdog/watchdog.sh
+++ b/modules.d/04watchdog/watchdog.sh
@@ -1,7 +1,12 @@
 #!/bin/sh
 if [ -e /dev/watchdog ]; then
+       if [ ! -e /tmp/watchdog_timeout ]; then
+               wdctl -s 60 /dev/watchdog &>/dev/null
+               > /tmp/watchdog_timeout
+       fi
        info "Triggering watchdog"
        >/dev/watchdog
 else
        modprobe ib700wdt
+       modprobe i6300esb
 fi