add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/arm/kernel/traps.c
..
..
@@ -348,7 +348,7 @@
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 	if (panic_on_oops)
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 		panic("Fatal exception");
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 	if (signr)
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-		do_exit(signr);
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+		make_task_dead(signr);
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 }
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 /*