[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH V2] passthrough: deliver IRQs even if VCPU#0 is halted
On 10/07/2009 10:27, "Kouya Shimura" <kouya@xxxxxxxxxxxxxx> wrote: > Keir Fraser writes: >> Just target the i8259_target, and don't bother with the MP efficiency >> changes. > > Sure. Attached. kdump works fine with this patch. > I was a little bit worried about i8259_target pointing the halted VCPU#0. In your specific case it won't when it matters (kdump kernel comes up, reprograms IO-APIC which fixes i8259_target, then brings up PCI layer). Really I think some of that dirq assist stuff should be put in a tasklet. But let's not worry about that now, and just patch it up this way. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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