[PATCH v4 0/4] KVM: Speed up MMIO registrations

[Keir Fraser]

This is version 4 of the patches I previously posted here:

 https://lore.kernel.org/all/20250819090853.3988626-1-keirf@google.com/

Changes since v3:

 * Rebased to v6.17-rc5
 * Added Tested-by tag to patch 4
 * Fixed reproducible syzkaller splat
 * Tweaked comments to Sean's specification

Keir Fraser (4):
  KVM: arm64: vgic-init: Remove vgic_ready() macro
  KVM: arm64: vgic: Explicitly implement vgic_dist::ready ordering
  KVM: Implement barriers before accessing kvm->buses[] on SRCU read
    paths
  KVM: Avoid synchronize_srcu() in kvm_io_bus_register_dev()

 arch/arm64/kvm/vgic/vgic-init.c | 14 +++--------
 arch/x86/kvm/vmx/vmx.c          |  7 ++++++
 include/kvm/arm_vgic.h          |  1 -
 include/linux/kvm_host.h        | 11 ++++++---
 virt/kvm/kvm_main.c             | 43 +++++++++++++++++++++++++++------
 5 files changed, 53 insertions(+), 23 deletions(-)

-- 
2.51.0.384.g4c02a37b29-goog