Re: [PATCH 00/13] arm64: Virtualization Host Extension support

2015-08-26 Thread Antonios Motakis
On 26-Aug-15 11:21, Jan Kiszka wrote: On 2015-08-26 11:12, Antonios Motakis wrote: Hello Marc, On 08-Jul-15 18:19, Marc Zyngier wrote: ARMv8.1 comes with the Virtualization Host Extension (VHE for short), which enables simpler support of Type-2 hypervisors. This extension allows the

Re: [PATCH 00/13] arm64: Virtualization Host Extension support

2015-08-26 Thread Marc Zyngier
On 26/08/15 10:21, Jan Kiszka wrote: On 2015-08-26 11:12, Antonios Motakis wrote: Hello Marc, On 08-Jul-15 18:19, Marc Zyngier wrote: ARMv8.1 comes with the Virtualization Host Extension (VHE for short), which enables simpler support of Type-2 hypervisors. This extension allows the

Re: [PATCH 00/13] arm64: Virtualization Host Extension support

2015-08-26 Thread Antonios Motakis
On 26-Aug-15 11:59, Marc Zyngier wrote: On 26/08/15 10:21, Jan Kiszka wrote: On 2015-08-26 11:12, Antonios Motakis wrote: Hello Marc, On 08-Jul-15 18:19, Marc Zyngier wrote: ARMv8.1 comes with the Virtualization Host Extension (VHE for short), which enables simpler support of Type-2

Re: [PATCH 00/13] arm64: Virtualization Host Extension support

2015-08-06 Thread Catalin Marinas
On Wed, Jul 08, 2015 at 05:19:03PM +0100, Marc Zyngier wrote: Marc Zyngier (13): arm/arm64: Add new is_kernel_in_hyp_mode predicate arm64: Allow the arch timer to use the HYP timer arm64: Add ARM64_HAS_VIRT_HOST_EXTN feature arm64: KVM: skip HYP setup when already running in HYP

[PATCH 00/13] arm64: Virtualization Host Extension support

2015-07-08 Thread Marc Zyngier
ARMv8.1 comes with the Virtualization Host Extension (VHE for short), which enables simpler support of Type-2 hypervisors. This extension allows the kernel to directly run at EL2, and significantly reduces the number of system registers shared between host and guest, reducing the overhead of