Hi Paolo,
This is the KVM/ARM pull request for Linux 4.3. Some rather major
things this time around (guest debug, management of interrupt active
state, lazy FP save/restore).
Thanks!
M.
The following changes since commit bc0195aad0daa2ad5b0d76cce22b167bc3435590:
Linux 4.2-rc2 (2015-07-12 15:10:30 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvm-arm-for-4.3
for you to fetch changes up to 054167b3d55127feb64978eddf3f9f3a84fe493b:
arm: KVM: keep arm vfp/simd exit handling consistent with arm64 (2015-08-19 22:27:58 +0100)
----------------------------------------------------------------
KVM/ARM changes for 4.3
- Full debug support for arm64
- Active state switching for timer interrupts
- Lazy FP/SIMD save/restore for arm64
- Generic ARMv8 target
----------------------------------------------------------------
Alex Bennée (11):
KVM: add comments for kvm_debug_exit_arch struct
KVM: arm64: guest debug, define API headers
KVM: arm: guest debug, add stub KVM_SET_GUEST_DEBUG ioctl
KVM: arm: introduce kvm_arm_init/setup/clear_debug
KVM: arm64: guest debug, add SW break point support
KVM: arm64: guest debug, add support for single-step
KVM: arm64: re-factor hyp.S debug register code
KVM: arm64: introduce vcpu->arch.debug_ptr
KVM: arm64: guest debug, HW assisted debug support
KVM: arm64: enable KVM_CAP_SET_GUEST_DEBUG
KVM: arm64: add trace points for guest_debug debug
Marc Zyngier (10):
arm/arm64: KVM: Fix ordering of timer/GIC on guest entry
arm/arm64: KVM: Move vgic handling to a non-preemptible section
KVM: arm/arm64: vgic: Convert struct vgic_lr to use bitfields
KVM: arm/arm64: vgic: Allow HW irq to be encoded in LR
KVM: arm/arm64: vgic: Relax vgic_can_sample_irq for edge IRQs
KVM: arm/arm64: vgic: Allow dynamic mapping of physical/virtual interrupts
KVM: arm/arm64: vgic: Allow HW interrupts to be queued to a guest
KVM: arm/arm64: vgic: Add vgic_{get,set}_phys_irq_active
KVM: arm/arm64: vgic: Prevent userspace injection of a mapped interrupt
KVM: arm/arm64: timer: Allow the timer to control the active state
Mario Smarduch (2):
arm64: KVM: Optimize arm64 skip 30-50% vfp/simd save/restore on exits
arm: KVM: keep arm vfp/simd exit handling consistent with arm64
Suzuki K. Poulose (1):
arm64/kvm: Add generic v8 KVM target
Vladimir Murzin (1):
arm64: KVM: remove remaining reference to vgic_sr_vectors
Documentation/virtual/kvm/api.txt | 15 +-
arch/arm/include/asm/kvm_host.h | 5 +
arch/arm/kvm/arm.c | 36 +-
arch/arm/kvm/guest.c | 6 +
arch/arm/kvm/interrupts.S | 14 +-
arch/arm/kvm/reset.c | 4 +-
arch/arm64/include/asm/hw_breakpoint.h | 14 +
arch/arm64/include/asm/kvm_arm.h | 5 +-
arch/arm64/include/asm/kvm_asm.h | 26 +-
arch/arm64/include/asm/kvm_host.h | 42 ++-
arch/arm64/include/uapi/asm/kvm.h | 37 +-
arch/arm64/kernel/asm-offsets.c | 9 +-
arch/arm64/kernel/hw_breakpoint.c | 12 -
arch/arm64/kvm/Makefile | 2 +-
arch/arm64/kvm/debug.c | 217 ++++++++++++
arch/arm64/kvm/guest.c | 43 ++-
arch/arm64/kvm/handle_exit.c | 44 +++
arch/arm64/kvm/hyp.S | 617 ++++++++++++---------------------
arch/arm64/kvm/reset.c | 20 +-
arch/arm64/kvm/sys_regs.c | 291 ++++++++++++++--
arch/arm64/kvm/sys_regs.h | 6 +
arch/arm64/kvm/sys_regs_generic_v8.c | 2 +
arch/arm64/kvm/trace.h | 123 +++++++
include/kvm/arm_arch_timer.h | 7 +-
include/kvm/arm_vgic.h | 39 ++-
include/linux/irqchip/arm-gic-v3.h | 3 +
include/linux/irqchip/arm-gic.h | 3 +-
include/uapi/linux/kvm.h | 5 +
virt/kvm/arm/arch_timer.c | 29 +-
virt/kvm/arm/vgic-v2.c | 16 +-
virt/kvm/arm/vgic-v3.c | 21 +-
virt/kvm/arm/vgic.c | 427 +++++++++++++++++++++--
32 files changed, 1596 insertions(+), 544 deletions(-)
create mode 100644 arch/arm64/kvm/debug.c
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