[Qemu-commits] [qemu/qemu] e7d544: hw/intc/arm_gicv3_kvm: Check KVM_DEV_ARM_VGIC_GRP_...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qemu/qemu
  Commit: e7d54416cf7a30928a455ddf86ca57d766e9a902
      
https://github.com/qemu/qemu/commit/e7d54416cf7a30928a455ddf86ca57d766e9a902
  Author: Eric Auger <address@hidden>
  Date:   2017-03-31 (Fri, 31 Mar 2017)

  Changed paths:
    M hw/intc/arm_gicv3_kvm.c

  Log Message:
  -----------
  hw/intc/arm_gicv3_kvm: Check KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS in reset

KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS needs to be checked before
attempting to read ICC_CTLR_EL1; otherwise kernel versions not
exposing this kvm device group will be incompatible with qemu 2.9.

Fixes: 07a5628  ("hw/intc/arm_gicv3_kvm: Reset GICv3 cpu interface registers")
Signed-off-by: Eric Auger <address@hidden>
Reported-by: Prakash B <address@hidden>
Tested-by: Alexander Graf <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>