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Date: Wed, 25 Apr 2007 14:33:40 +0200 From: Andi Kleen <ak@...e.de> To: Fernando Luis Vázquez Cao <fernando@....ntt.co.jp> Cc: "Eric W. Biederman" <ebiederm@...ssion.com>, horms@...ge.net.au, kexec@...ts.infradead.org, linux-kernel@...r.kernel.org, vgoyal@...ibm.com, mbligh@...gle.com, Keith Owens <kaos@....com.au>, akpm@...ux-foundation.org Subject: Re: [PATCH 10/10] Use safe_apic_wait_icr_idle in __send_IPI_dest_field - x86_64 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. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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