Module: xenomai-jki
Branch: for-2.5.x
Commit: a3529cc089acb108c3569a6a547445fbd5cf09ad
URL:    
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=a3529cc089acb108c3569a6a547445fbd5cf09ad

Author: Jan Kiszka <jan.kis...@siemens.com>
Date:   Fri Aug 20 14:53:00 2010 +0200

Create watchdog as non-blockable timer

Otherwise traced Xenomai applications may prevent the watchdog from
signaling/killing runaway RT threads, and the system may enter an
unrecoverable state.

Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>

---

 ksrc/nucleus/sched.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/ksrc/nucleus/sched.c b/ksrc/nucleus/sched.c
index fc3af64..d3e0788 100644
--- a/ksrc/nucleus/sched.c
+++ b/ksrc/nucleus/sched.c
@@ -175,7 +175,8 @@ void xnsched_init(struct xnsched *sched, int cpu)
                             xnthread_name(&sched->rootcb));
 
 #ifdef CONFIG_XENO_OPT_WATCHDOG
-       xntimer_init(&sched->wdtimer, &nktbase, xnsched_watchdog_handler);
+       xntimer_init_noblock(&sched->wdtimer, &nktbase,
+                            xnsched_watchdog_handler);
        xntimer_set_name(&sched->wdtimer, "[watchdog]");
        xntimer_set_priority(&sched->wdtimer, XNTIMER_LOPRIO);
        xntimer_set_sched(&sched->wdtimer, sched);


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