Re: [PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-09 Thread Christoffer Dall
On Sat, Jun 09, 2018 at 01:09:32PM +0100, Marc Zyngier wrote: > On Sat, 09 Jun 2018 11:06:57 +0100, > Christoffer Dall wrote: > > > > On Fri, Jun 01, 2018 at 05:06:28PM +0200, Ard Biesheuvel wrote: > > > When booting a 64 KB pages kernel on a ACPI GICv3 system that > > > implements support for v2

Re: [PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-09 Thread Marc Zyngier
On Sat, 09 Jun 2018 11:06:57 +0100, Christoffer Dall wrote: > > On Fri, Jun 01, 2018 at 05:06:28PM +0200, Ard Biesheuvel wrote: > > When booting a 64 KB pages kernel on a ACPI GICv3 system that > > implements support for v2 emulation, the following warning is > > produced > > > > GICV size

Re: [PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-09 Thread Christoffer Dall
On Sat, Jun 09, 2018 at 12:30:14PM +0200, Ard Biesheuvel wrote: > > > > On 9 Jun 2018, at 12:06, Christoffer Dall wrote: > > > >> On Fri, Jun 01, 2018 at 05:06:28PM +0200, Ard Biesheuvel wrote: > >> When booting a 64 KB pages kernel on a ACPI GICv3 system that > >> implements support for v2

Re: [PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-09 Thread Ard Biesheuvel
> On 9 Jun 2018, at 12:06, Christoffer Dall wrote: > >> On Fri, Jun 01, 2018 at 05:06:28PM +0200, Ard Biesheuvel wrote: >> When booting a 64 KB pages kernel on a ACPI GICv3 system that >> implements support for v2 emulation, the following warning is >> produced >> >> GICV size 0x2000 not a

Re: [PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-09 Thread Christoffer Dall
On Fri, Jun 01, 2018 at 05:06:28PM +0200, Ard Biesheuvel wrote: > When booting a 64 KB pages kernel on a ACPI GICv3 system that > implements support for v2 emulation, the following warning is > produced > > GICV size 0x2000 not a multiple of page size 0x1 > > and support for v2 emulation

[PATCH] KVM: arm/arm64: drop resource size check for GICV window

2018-06-01 Thread Ard Biesheuvel
When booting a 64 KB pages kernel on a ACPI GICv3 system that implements support for v2 emulation, the following warning is produced GICV size 0x2000 not a multiple of page size 0x1 and support for v2 emulation is disabled, preventing GICv2 VMs from being able to run on such hosts. The