Re: [Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-10 Thread Ross Lagerwall
On 12/10/2015 09:28 AM, Jan Beulich wrote: On 10.12.15 at 10:21, wrote: On 12/04/2015 02:42 PM, Jan Beulich wrote: On 04.12.15 at 15:01, wrote: Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs (take 2)") introduced a regression on some hardware where Xen would hang du

Re: [Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-10 Thread Jan Beulich
>>> On 10.12.15 at 10:21, wrote: > On 12/04/2015 02:42 PM, Jan Beulich wrote: > On 04.12.15 at 15:01, wrote: >>> Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs >>> (take 2)") introduced a regression on some hardware where Xen would hang >>> during shutdown, repeating

Re: [Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-10 Thread Ross Lagerwall
On 12/04/2015 02:42 PM, Jan Beulich wrote: On 04.12.15 at 15:01, wrote: Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs (take 2)") introduced a regression on some hardware where Xen would hang during shutdown, repeating the following message: APIC error on CPU0: 08(08),

Re: [Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-04 Thread Andrew Cooper
On 04/12/15 14:01, Ross Lagerwall wrote: > Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs > (take 2)") introduced a regression on some hardware where Xen would hang > during shutdown, repeating the following message: > APIC error on CPU0: 08(08), Receive accept error > > T

Re: [Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-04 Thread Jan Beulich
>>> On 04.12.15 at 15:01, wrote: > Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs > (take 2)") introduced a regression on some hardware where Xen would hang > during shutdown, repeating the following message: > APIC error on CPU0: 08(08), Receive accept error > > This ap

[Xen-devel] [PATCH v3] x86: Fixup IRQs when CPUs go down during shutdown

2015-12-04 Thread Ross Lagerwall
Commit fc0c3fa2ad5c ("x86/IO-APIC: fix setup of Xen internally used IRQs (take 2)") introduced a regression on some hardware where Xen would hang during shutdown, repeating the following message: APIC error on CPU0: 08(08), Receive accept error This appears to be because an interrupt (in this case