Paolo, Radim,
This is the bulk of the KVM/arm changes for 4.19. On the menu, the
usual bulk of vgic changes (this time with group0 interrupt support),
some cache management optimizations for recent versions of the
architecture, some more RAS stuff and the usual collection of fixes.
Please pull,
M.
The following changes since commit 1e4b044d22517cae7047c99038abb444423243ca:
Linux 4.18-rc4 (2018-07-08 16:34:02 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-for-v4.19
for you to fetch changes up to 976d34e2dab10ece5ea8fe7090b7692913f89084:
KVM: arm/arm64: Skip updating PTE entry if no change (2018-08-13 15:32:01 +0100)
----------------------------------------------------------------
KVM/arm updates for 4.19
- Support for Group0 interrupts in guests
- Cache management optimizations for ARMv8.4 systems
- Userspace interface for RAS, allowing error retrival and injection
- Fault path optimization
- Emulated physical timer fixes
- Random cleanups
----------------------------------------------------------------
Christoffer Dall (13):
KVM: arm/arm64: Fix vgic init race
KVM: arm/arm64: vgic: Define GICD_IIDR fields for GICv2 and GIv3
KVM: arm/arm64: vgic: Keep track of implementation revision
KVM: arm/arm64: vgic: GICv2 IGROUPR should read as zero
KVM: arm/arm64: vgic: Add group field to struct irq
KVM: arm/arm64: vgic: Signal IRQs using their configured group
KVM: arm/arm64: vgic: Permit uaccess writes to return errors
KVM: arm/arm64: vgic: Return error on incompatible uaccess GICD_IIDR writes
KVM: arm/arm64: vgic: Allow configuration of interrupt groups
KVM: arm/arm64: vgic: Let userspace opt-in to writable v2 IGROUPR
KVM: arm/arm64: vgic: Update documentation of the GIC devices wrt IIDR
KVM: arm/arm64: Fix potential loss of ptimer interrupts
KVM: arm/arm64: Fix lost IRQs from emulated physcial timer when blocked
Dongjiu Geng (2):
arm/arm64: KVM: Add KVM_GET/SET_VCPU_EVENTS
arm64: KVM: export the capability to set guest SError syndrome
Gustavo A. R. Silva (1):
KVM: arm: Use true and false for boolean values
James Morse (2):
KVM: arm64: Share the parts of get/set events useful to 32bit
KVM: arm: Add 32bit get/set events support
Jia He (2):
KVM: arm/arm64: vgic: Move DEBUG_SPINLOCK_BUG_ON to vgic.h
KVM: arm/arm64: vgic: Do not use spin_lock_irqsave/restore with irq disabled
Kees Cook (1):
KVM: arm64: vgic-its: Remove VLA usage
Marc Zyngier (13):
arm64: KVM: Add support for Stage-2 control of memory types and cacheability
arm64: KVM: Handle Set/Way CMOs as NOPs if FWB is present
arm64: KVM: Avoid marking pages as XN in Stage-2 if CTR_EL0.DIC is set
KVM: arm/arm64: Consolidate page-table accessors
KVM: arm/arm64: Stop using the kernel's {pmd,pud,pgd}_populate helpers
KVM: arm/arm64: Remove unnecessary CMOs when creating HYP page tables
KVM: arm/arm64: Enable adaptative WFE trapping
KVM: arm/arm64: vgic-debug: Show LPI status
arm64: KVM: Cleanup tpidr_el2 init on non-VHE
KVM: arm64: Remove non-existent AArch32 ICC_SGI1R encoding
KVM: arm/arm64: vgic-v3: Add core support for Group0 SGIs
KVM: arm64: vgic-v3: Add support for ICC_SGI0R_EL1 and ICC_ASGI1R_EL1 accesses
KVM: arm: vgic-v3: Add support for ICC_SGI0R and ICC_ASGI1R accesses
Mark Rutland (1):
KVM: arm/arm64: vgic: Fix possible spectre-v1 write in vgic_mmio_write_apr()
Punit Agrawal (2):
KVM: arm/arm64: Skip updating PMD entry if no change
KVM: arm/arm64: Skip updating PTE entry if no change
Documentation/virtual/kvm/api.txt | 80 +++++++++++++++++++--
Documentation/virtual/kvm/devices/arm-vgic-v3.txt | 8 +++
Documentation/virtual/kvm/devices/arm-vgic.txt | 15 ++--
arch/arm/include/asm/kvm_emulate.h | 12 +++-
arch/arm/include/asm/kvm_host.h | 5 ++
arch/arm/include/asm/kvm_mmu.h | 14 +---
arch/arm/include/uapi/asm/kvm.h | 13 ++++
arch/arm/kvm/coproc.c | 25 ++++++-
arch/arm/kvm/guest.c | 23 ++++++
arch/arm64/include/asm/cpucaps.h | 3 +-
arch/arm64/include/asm/kvm_arm.h | 1 +
arch/arm64/include/asm/kvm_emulate.h | 17 +++++
arch/arm64/include/asm/kvm_host.h | 28 ++++----
arch/arm64/include/asm/kvm_mmu.h | 35 ++++++---
arch/arm64/include/asm/memory.h | 7 ++
arch/arm64/include/asm/pgtable-prot.h | 24 ++++++-
arch/arm64/include/asm/sysreg.h | 3 +
arch/arm64/include/uapi/asm/kvm.h | 13 ++++
arch/arm64/kernel/cpufeature.c | 20 ++++++
arch/arm64/kvm/guest.c | 33 +++++++++
arch/arm64/kvm/hyp-init.S | 6 +-
arch/arm64/kvm/hyp/sysreg-sr.c | 5 --
arch/arm64/kvm/inject_fault.c | 6 +-
arch/arm64/kvm/reset.c | 4 ++
arch/arm64/kvm/sys_regs.c | 54 ++++++++++++--
include/kvm/arm_vgic.h | 9 ++-
include/linux/irqchip/arm-gic-v3.h | 10 +++
include/linux/irqchip/arm-gic.h | 11 +++
include/uapi/linux/kvm.h | 1 +
virt/kvm/arm/arch_timer.c | 15 ++--
virt/kvm/arm/arm.c | 51 +++++++++++++
virt/kvm/arm/mmu.c | 87 ++++++++++++++++++-----
virt/kvm/arm/vgic/vgic-debug.c | 50 +++++++++----
virt/kvm/arm/vgic/vgic-init.c | 24 ++++++-
virt/kvm/arm/vgic/vgic-its.c | 27 ++++---
virt/kvm/arm/vgic/vgic-mmio-v2.c | 66 +++++++++++++++--
virt/kvm/arm/vgic/vgic-mmio-v3.c | 72 ++++++++++++++-----
virt/kvm/arm/vgic/vgic-mmio.c | 56 +++++++++++++--
virt/kvm/arm/vgic/vgic-mmio.h | 25 ++++---
virt/kvm/arm/vgic/vgic-v2.c | 10 ++-
virt/kvm/arm/vgic/vgic-v3.c | 13 ++--
virt/kvm/arm/vgic/vgic.c | 19 ++---
virt/kvm/arm/vgic/vgic.h | 7 ++
43 files changed, 834 insertions(+), 173 deletions(-)
