cvs commit: src/share/man/man4 Makefile watchdog.4 src/share/man/man9 watchdog.9 src/sys/arm/xscale/i80321 i80321_wdog.c src/sys/dev/ichwd ichwd.c src/sys/dev/ipmi ipmi.c src/sys/dev/mk48txx mk48txx.c src/sys/dev/watchdog watchdog.c ...

Mike Tancsa mike at sentex.net
Tue Mar 13 15:45:58 UTC 2007


At 11:32 AM 3/13/2007, Nick Hibma wrote:
>>Hi,
>>I think the issue is that in the commit you wiped out the part 
>>where the dog gets enabled ?
>>
>>This diff against what you committed gets it working once again
>
>Yes, the enable is missing. The (untested) fix should be:

Yup, the patch below works for me!

         ---Mike


>--- ichwd.c~    Tue Feb 20 23:56:27 2007
>+++ ichwd.c     Tue Mar 13 16:31:11 2007
>@@ -183,8 +183,11 @@
>         timeout = ((uint64_t)1 << cmd) / ICHWD_TICK;
>         if (cmd > 0 && cmd <= 63
>             && timeout >= ICHWD_MIN_TIMEOUT && timeout <= 
> ICHWD_MAX_TIMEOUT) {
>-               if (timeout != sc->timeout)
>+               if (timeout != sc->timeout) {
>+                       if (!sc->active)
>+                               ichwd_tmr_enable(sc);
>                         ichwd_tmr_set(sc, timeout);
>+               }
>
>                 ichwd_tmr_reload(sc);
>                 *error = 0;
>
>
>Nick
>
>>
>>
>>--- ichwd.c.old     Tue Feb 20 17:56:27 2007
>>+++ ichwd.c         Tue Mar 13 10:19:12 2007
>>@@ -178,6 +178,16 @@
>>        struct ichwd_softc *sc = arg;
>>        unsigned int timeout;
>>
>>+/* disable / enable */
>>+        if (!(cmd & WD_ACTIVE)) {
>>+                if (sc->active)
>>+                        ichwd_tmr_disable(sc);
>>+                *error = 0;
>>+                return;
>>+        }
>>+        if (!sc->active)
>>+                ichwd_tmr_enable(sc);
>>+
>>        /* convert from power-of-two-ns to WDT ticks */
>>        cmd &= WD_INTERVAL;
>>        timeout = ((uint64_t)1 << cmd) / ICHWD_TICK;
>>@@ -189,8 +199,6 @@
>>                ichwd_tmr_reload(sc);
>>                *error = 0;
>>        } else {
>>-               if (sc->active)
>>-                       ichwd_tmr_disable(sc);
>>                if (cmd > 0)
>>                        *error = EINVAL;
>>        }
>>
>>
>>
>>
>>>         ---Mike
>>>At 05:56 PM 2/20/2007, Nick Hibma wrote:
>>>>n_hibma     2007-02-20 22:56:29 UTC
>>>>
>>>>   FreeBSD src repository
>>>>
>>>>   Modified files:        (Branch: RELENG_6)
>>>>     share/man/man4       Makefile watchdog.4
>>>>     share/man/man9       watchdog.9
>>>>     sys/arm/xscale/i80321 i80321_wdog.c
>>>>     sys/dev/ichwd        ichwd.c
>>>>     sys/dev/ipmi         ipmi.c
>>>>     sys/dev/mk48txx      mk48txx.c
>>>>     sys/dev/watchdog     watchdog.c
>>>>     sys/i386/i386        elan-mmcr.c
>>>>     sys/kern             kern_clock.c
>>>>     sys/sys              watchdog.h
>>>>     usr.sbin/watchdogd   watchdog.8 watchdogd.c
>>>>   Log:
>>>>   MFC the following commits:
>>>>
>>>>     Align the interfaces for the various watchdogs and make the interface
>>>>     behave as expected.
>>>>
>>>>     Also:
>>>>     - Return an error if WD_PASSIVE is passed in to the ioctl as only
>>>>       WD_ACTIVE is implemented at the moment. See sys/watchdog.h for an
>>>>       explanation of the difference between WD_ACTIVE and WD_PASSIVE.
>>>>     - Remove the I_HAVE_TOTALLY_LOST_MY_SENSE_OF_HUMOR define. If you've
>>>>       lost your sense of humor, than don't add a define.
>>>>
>>>>     Specific changes:
>>>>
>>>>     i80321_wdog.c
>>>>       Don't roll your own passive watchdog tickle as this would defeat the
>>>>       purpose of an active (userland) watchdog tickle.
>>>>
>>>>     ichwd.c / ipmi.c:
>>>>       WD_ACTIVE means active patting of the watchdog by a 
>>>> userland process,
>>>>       not whether the watchdog is active. See sys/watchdog.h.
>>>>
>>>>     kern_clock.c:
>>>>       (software watchdog) Remove a check for WD_ACTIVE as this 
>>>> does not make
>>>>       sense here. This reverts r1.181.
>>>>
>>>>     Revision  Changes    Path
>>>>     1.371     +1 -0      src/share/man/man4/Makefile
>>>>     1.8       +69 -25    src/share/man/man4/watchdog.4
>>>>     1.4       +7 -1      src/share/man/man9/watchdog.9
>>>>     1.3       +15 -11    src/sys/arm/xscale/i80321/i80321_wdog.c
>>>>     1.7       +12 -30    src/sys/dev/ichwd/ichwd.c
>>>>     1.8       +8 -17     src/sys/dev/ipmi/ipmi.c
>>>>     1.8       +3 -1      src/sys/dev/mk48txx/mk48txx.c
>>>>     1.4       +4 -1      src/sys/dev/watchdog/watchdog.c
>>>>     1.33      +9 -9      src/sys/i386/i386/elan-mmcr.c
>>>>     1.193     +3 -3      src/sys/kern/kern_clock.c
>>>>     1.4       +0 -4      src/sys/sys/watchdog.h
>>>>
>>>>   and
>>>>
>>>>     Don't exit from watchdogd on receiving a signal if we cannot 
>>>> stop the watchdog.
>>>>     That'll require -KILL. This avoids resetting your system on one of the
>>>>     watchdogs that you cannot disable.
>>>>
>>>>     Revision  Changes    Path
>>>>     1.15      +18 -11    src/usr.sbin/watchdogd/watchdogd.c
>>>>
>>>>   Reviewed by:    phk
>>>>
>>>>   Revision    Changes    Path
>>>>   1.320.2.25  +1 -0      src/share/man/man4/Makefile
>>>>   1.6.8.2     +69 -25    src/share/man/man4/watchdog.4
>>>>   1.3.8.1     +7 -1      src/share/man/man9/watchdog.9
>>>>   1.2.2.1     +15 -11    src/sys/arm/xscale/i80321/i80321_wdog.c
>>>>   1.5.2.2     +12 -30    src/sys/dev/ichwd/ichwd.c
>>>>   1.3.2.5     +6 -17     src/sys/dev/ipmi/ipmi.c
>>>>   1.6.2.2     +3 -1      src/sys/dev/mk48txx/mk48txx.c
>>>>   1.2.8.1     +9 -2      src/sys/dev/watchdog/watchdog.c
>>>>   1.31.2.2    +9 -9      src/sys/i386/i386/elan-mmcr.c
>>>>   1.178.2.4   +3 -3      src/sys/kern/kern_clock.c
>>>>   1.3.8.1     +0 -4      src/sys/sys/watchdog.h
>>>>   1.6.2.1     +5 -4      src/usr.sbin/watchdogd/watchdog.8
>>>>   1.10.2.2    +19 -13    src/usr.sbin/watchdogd/watchdogd.c
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