Steven G. Kargl [[EMAIL PROTECTED]] wrote :
> lock order reversal
> 1st 0xc02d9b40 eventhandler @ /usr/src/sys/kern/subr_eventhandler.c:163
> 2nd 0xc4050008 shutdown_post_sync @ /usr/src/sys/kern/subr_eventhandler.c:116
[ ... ]
> I believe the second is known, but the first appears
> to be related to the recent eventhandler locking.
Sorry about that.
Index: kern/subr_eventhandler.c
===================================================================
RCS file: /usr/cvs/src/sys/kern/subr_eventhandler.c,v
retrieving revision 1.16
diff -u -r1.16 subr_eventhandler.c
--- sys/kern/subr_eventhandler.c 2 Apr 2002 04:18:54 -0000 1.16
+++ sys/kern/subr_eventhandler.c 3 Apr 2002 02:21:29 -0000
@@ -101,11 +101,11 @@
sx_init(&list->el_lock, name);
list->el_flags = EHE_INITTED;
}
+ mtx_unlock(&eventhandler_mutex);
/* allocate an entry for this handler, populate it */
if ((eg = malloc(sizeof(struct eventhandler_entry_generic),
M_EVENTHANDLER, M_NOWAIT)) == NULL) {
- mtx_unlock(&eventhandler_mutex);
return(NULL);
}
eg->func = func;
@@ -125,7 +125,6 @@
if (ep == NULL)
TAILQ_INSERT_TAIL(&list->el_entries, &eg->ee, ee_link);
EHE_UNLOCK(list);
- mtx_unlock(&eventhandler_mutex);
return(&eg->ee);
}
--
Jonathan Mini
[EMAIL PROTECTED]
<baka^ni> desolation... despair... plastic forks...
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