Changes in kernel/generic/src/interrupt/interrupt.c [0d21b53:44b7783] in mainline
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kernel/generic/src/interrupt/interrupt.c
r0d21b53 r44b7783 44 44 #include <console/console.h> 45 45 #include <console/cmd.h> 46 #include <ipc/event.h>47 #include <synch/mutex.h>48 #include <time/delay.h>49 #include <macros.h>50 46 #include <panic.h> 51 47 #include <print.h> … … 111 107 fault_if_from_uspace(istate, "Unhandled exception %d.", n); 112 108 panic("Unhandled exception %d.", n); 113 }114 115 /** Terminate thread and task if exception came from userspace. */116 void fault_if_from_uspace(istate_t *istate, char *fmt, ...)117 {118 task_t *task = TASK;119 va_list args;120 121 if (!istate_from_uspace(istate))122 return;123 124 printf("Task %s (%" PRIu64 ") killed due to an exception at "125 "program counter %p.\n", task->name, task->taskid,126 istate_get_pc(istate));127 128 stack_trace_istate(istate);129 130 printf("Kill message: ");131 va_start(args, fmt);132 vprintf(fmt, args);133 va_end(args);134 printf("\n");135 136 /*137 * Userspace can subscribe for FAULT events to take action138 * whenever a thread faults. (E.g. take a dump, run a debugger).139 * The notification is always available, but unless Udebug is enabled,140 * that's all you get.141 */142 if (event_is_subscribed(EVENT_FAULT)) {143 /* Notify the subscriber that a fault occurred. */144 event_notify_3(EVENT_FAULT, LOWER32(TASK->taskid),145 UPPER32(TASK->taskid), (unative_t) THREAD);146 147 #ifdef CONFIG_UDEBUG148 /* Wait for a debugging session. */149 udebug_thread_fault();150 #endif151 }152 153 task_kill(task->taskid);154 thread_exit();155 109 } 156 110
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