Re: [PATCH v3 3/9] KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt

2021-05-11 Thread Mark Rutland
On Mon, May 10, 2021 at 06:44:49PM +0100, Marc Zyngier wrote: > On Mon, 10 May 2021 17:19:07 +0100, > Mark Rutland wrote: > > > > On Mon, May 10, 2021 at 02:48:18PM +0100, Marc Zyngier wrote: > > > As it turns out, not all the interrupt controllers are able to > > > expose a vGIC maintenance

Re: [PATCH v3 3/9] KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt

2021-05-10 Thread Marc Zyngier
On Mon, 10 May 2021 17:19:07 +0100, Mark Rutland wrote: > > On Mon, May 10, 2021 at 02:48:18PM +0100, Marc Zyngier wrote: > > As it turns out, not all the interrupt controllers are able to > > expose a vGIC maintenance interrupt as a distrete signal. > > And to be fair, it doesn't really matter

Re: [PATCH v3 3/9] KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt

2021-05-10 Thread Mark Rutland
On Mon, May 10, 2021 at 02:48:18PM +0100, Marc Zyngier wrote: > As it turns out, not all the interrupt controllers are able to > expose a vGIC maintenance interrupt as a distrete signal. > And to be fair, it doesn't really matter as all we require is > for *something* to kick us out of guest mode

[PATCH v3 3/9] KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt

2021-05-10 Thread Marc Zyngier
As it turns out, not all the interrupt controllers are able to expose a vGIC maintenance interrupt as a distrete signal. And to be fair, it doesn't really matter as all we require is for *something* to kick us out of guest mode out way or another. On systems that do not expose a maintenance