arch/tile: implement panic_smp_self_stop()
This allows the later-panicking tiles to wait in a lower power state until they get interrupted with an smp_send_stop(). Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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@ -113,6 +113,12 @@ void smp_send_stop(void)
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send_IPI_allbutself(MSG_TAG_STOP_CPU);
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}
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/* On panic, just wait; we may get an smp_send_stop() later on. */
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void panic_smp_self_stop(void)
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{
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while (1)
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asm("nap; nop");
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}
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/*
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* Dispatch code called from hv_message_intr() for HV_MSG_TILE hv messages.
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