Re: [Xen-devel] Re: PV on HVM guest hang...

[Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>]

Keir Fraser wrote:
> On 25/9/08 20:10, "Mukesh Rathor" <mukesh.rathor@xxxxxxxxxx> wrote:
>
>> This seems to work, but not sure if it's the best fix, and currently waiting
>> for feedback from intel, and others here now.
>
> The fix is bogus since assertion of a GSI (basically an IO-APIC input pin)
> should not be dependent on whether the pin is masked in the IO-APIC -- the
> input pin 'voltage level' is obviously not affected by the
> masked/not-masked.

yeah, it was a shot in the dark... forgot lot of that since college :)..

> This is *supposed* to just work (assuming it is the PV-on-HVM IRQ that is
> getting stuck asserted). See the explicit logic to deassert and then
> reassert the PV-on-HVM INTx line in irq_save_pci().
>
> My guess would be that you are using 3.1 branch, where that fix was never
> applied (not sure why; possibly I missed it by accident). You want changeset
> 15691 from xen-unstable.hg.

Correct, 3.1.4. Got the changeset, and looks like it's fixed now.
Thanks as always... Mukesh


>  -- Keir
>

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