Re: [PATCH 1/2] x86/hvm: remove unreachable MMCFG write emulation

2025-04-08 Thread Jan Beulich
On 08.04.2025 11:31, Roger Pau Monne wrote: > The current implementation of PVH dom0 relies on vPCI to trap and handle > accesses to the MMCFG area. Previous implementation of PVH dom0 (v1) > didn't have vPCI, and as a classic PV dom0, relied on the MMCFG range being > RO. As such hvm_emulate_one

[PATCH 1/2] x86/hvm: remove unreachable MMCFG write emulation

2025-04-08 Thread Roger Pau Monne
The current implementation of PVH dom0 relies on vPCI to trap and handle accesses to the MMCFG area. Previous implementation of PVH dom0 (v1) didn't have vPCI, and as a classic PV dom0, relied on the MMCFG range being RO. As such hvm_emulate_one_mmio() had to special case write accesses to the MM