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Merge branch kvm-arm64/misc-5.17 into kvmarm-master/next

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* kvm-arm64/misc-5.17:
  : .
  : - Add minimal support for ARMv8.7's PMU extension
  : - Constify kvm_io_gic_ops
  : - Drop kvm_is_transparent_hugepage() prototype
  : .
  KVM: Drop stale kvm_is_transparent_hugepage() declaration
  KVM: arm64: Constify kvm_io_gic_ops
  KVM: arm64: Add minimal handling for the ARMv8.7 PMU

Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2021-12-07 09:14:53 +00:00
commit 94b4a6d521
5 changed files with 4 additions and 3 deletions
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1
arch/arm64/include/asm/sysreg.h
View file

@ -937,6 +937,7 @@
#define ID_AA64DFR0_PMUVER_8_1 0x4
#define ID_AA64DFR0_PMUVER_8_4 0x5
#define ID_AA64DFR0_PMUVER_8_5 0x6
#define ID_AA64DFR0_PMUVER_8_7 0x7
#define ID_AA64DFR0_PMUVER_IMP_DEF 0xf
#define ID_AA64DFR0_PMSVER_8_2 0x1

1
arch/arm64/kvm/pmu-emul.c
View file

@ -28,6 +28,7 @@ static u32 kvm_pmu_event_mask(struct kvm *kvm)
case ID_AA64DFR0_PMUVER_8_1:
case ID_AA64DFR0_PMUVER_8_4:
case ID_AA64DFR0_PMUVER_8_5:
case ID_AA64DFR0_PMUVER_8_7:
return GENMASK(15, 0);
default: /* Shouldn't be here, just for sanity */
WARN_ONCE(1, "Unknown PMU version %d\n", kvm->arch.pmuver);

2
arch/arm64/kvm/vgic/vgic-mmio.c
View file

@ -1050,7 +1050,7 @@ static int dispatch_mmio_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
return 0;
}
struct kvm_io_device_ops kvm_io_gic_ops = {
const struct kvm_io_device_ops kvm_io_gic_ops = {
.read = dispatch_mmio_read,
.write = dispatch_mmio_write,
};

2
arch/arm64/kvm/vgic/vgic-mmio.h
View file

@ -34,7 +34,7 @@ struct vgic_register_region {
};
};
extern struct kvm_io_device_ops kvm_io_gic_ops;
extern const struct kvm_io_device_ops kvm_io_gic_ops;
#define VGIC_ACCESS_8bit 1
#define VGIC_ACCESS_32bit 2

1
include/linux/kvm_host.h
View file

@ -1174,7 +1174,6 @@ int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu);
bool kvm_is_reserved_pfn(kvm_pfn_t pfn);
bool kvm_is_zone_device_pfn(kvm_pfn_t pfn);
bool kvm_is_transparent_hugepage(kvm_pfn_t pfn);
struct kvm_irq_ack_notifier {
struct hlist_node link;