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authorSunil Mushran <sunil.mushran@oracle.com>2007-04-17 13:53:38 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2007-04-26 13:39:02 -0700
commitbebe6f120b036349f7212205eeaf8248d4820c4b (patch)
tree18018b7d54d05743f408c64bad78f08907f3b9f8 /fs/ocfs2/cluster/quorum.c
parent5d262cc7dd3d47784f8233ad4ec2cc5a08059b71 (diff)
ocfs2: Replace panic() with emergency_restart() when fencing
We have noticed panic() hanging leading us to a situation in which the node, while otherwise dead, is still disk heartbeating. This leads to a hung cluster as the other nodes are waiting for this node to stop disk heartbeating. This situation is only resolved by power resetting the box. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2/cluster/quorum.c')
-rw-r--r--fs/ocfs2/cluster/quorum.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ocfs2/cluster/quorum.c b/fs/ocfs2/cluster/quorum.c
index 4705d659fe57..bbacf7da48a4 100644
--- a/fs/ocfs2/cluster/quorum.c
+++ b/fs/ocfs2/cluster/quorum.c
@@ -46,6 +46,7 @@
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/workqueue.h>
+#include <linux/reboot.h>
#include "heartbeat.h"
#include "nodemanager.h"
@@ -72,7 +73,9 @@ static void o2quo_fence_self(void)
/* panic spins with interrupts enabled. with preempt
* threads can still schedule, etc, etc */
o2hb_stop_all_regions();
- panic("ocfs2 is very sorry to be fencing this system by panicing\n");
+
+ printk("ocfs2 is very sorry to be fencing this system by restarting\n");
+ emergency_restart();
}
/* Indicate that a timeout occured on a hearbeat region write. The