Re: [PATCH 10/10] Use safe_apic_wait_icr_idle in __send_IPI_dest_field - x86_64
From: Andi Kleen
Date: Wed Apr 25 2007 - 08:34:33 EST
On Wednesday 25 April 2007 13:51:12 Fernando Luis Vázquez Cao wrote:
> Use safe_apic_wait_icr_idle to check ICR idle bit if the vector is
> NMI_VECTOR to avoid potential hangups in the event of crash when kdump
> tries to stop the other CPUs.
But what happens then when this fails? Won't this give another hang?
Have you tested this?
I applied the patches for now.
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