Messages in this thread | | | Date | Fri, 18 May 2007 11:09:25 -0700 | From | "Yinghai Lu" <> | Subject | Re: [patch] x86_64, irq: check remote IRR bit before migrating level triggered irq |
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On 5/18/07, Eric W. Biederman <ebiederm@xmission.com> wrote: > We can solve the problem without doing that, and keeping the same > vector number during migration keeps x86 from scaling.
I mean ioapic level irq couls be limited. new device could use MSI or HT irq directly and less irq routing problem.
> Personally I would prefer to disallow irq migration. ? typo? For amd platform with different hypertransport chain on different nodes, irq migration is needed.
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