Re: [RFC] kvmtool: add support for modern virtio-pci

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On Mi, 2015-11-18 at 23:01 -0500, Sasha Levin wrote:
> On 11/18/2015 11:00 PM, Sasha Levin wrote:
> > Anyways, I debugged it for a bit a found that seabios attempts to write to
> > the notification BAR, I look further tomorrow to narrow it down and fix it.
> 
> Err, *read*, obviously.
> 
> I've never implemented that because the kernel doesn't try to do that (it doesn't
> make much sense, I think...).

It doesn't make sense indeed (kvmtool still shouldn't segfault though),
and on a quick look I can't spot a place in seabios doing that ...

It's reading ISR, as part of device reset, to make sure any pending
interrupts are cleared.

cheers,
  Gerd


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