[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: NetBSD dom0 PVH: hardware interrupts stalls
On Thu, Nov 26, 2020 at 04:09:37PM +0100, Roger Pau Monné wrote: > > > > Oh, that's actually very useful. The interrupt is being constantly > > injected from the hardware and received by Xen, it's just not then > > injected into dom0 - that's the bit we are missing. Let me look into > > adding some more debug to that path, hopefully it will tell us where > > things are getting blocked. > > So I have yet one more patch for you to try, this one has more > debugging and a slight change in the emulated IO-APIC behavior. > Depending on the result I might have to find a way to mask the > interrupt so it doesn't spam the whole buffer in order for us to see > exactly what triggered this scenario you are in. OK, here it is: http://www-soc.lip6.fr/~bouyer/xen-log9.txt I had to restart from a clean source tree to apply this patch, so to make sure we're in sync I attached the diff from my sources -- Manuel Bouyer <bouyer@xxxxxxxxxxxxxxx> NetBSD: 26 ans d'experience feront toujours la difference -- Attachment:
xen.diff
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