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| author |   Radim Krčmář <rkrcmar@redhat.com> | 2018-01-17 14:59:27 +0100 |
|---|---|---|
| committer | Radim Krčmář <rkrcmar@redhat.com> | 2018-01-17 14:59:27 +0100 |
| commit | f44efa5aeaadb0091f90d6888161a0dcb84fa441 (patch) | |
| tree | 195820159823299b700c202feb61988b65e26096 /virt | |
| parent | Linux 4.15-rc8 (diff) | |
| parent | arm64: KVM: Fix SMCCC handling of unimplemented SMC/HVC calls (diff) | |
| download | linux-dev-f44efa5aeaadb0091f90d6888161a0dcb84fa441.tar.xz linux-dev-f44efa5aeaadb0091f90d6888161a0dcb84fa441.zip | |
Merge tag 'kvm-arm-fixes-for-v4.15-3-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm
KVM/ARM Fixes for v4.15, Round 3 (v2)
Three more fixes for v4.15 fixing incorrect huge page mappings on systems using
the contigious hint for hugetlbfs; supporting an alternative GICv4 init
sequence; and correctly implementing the ARM SMCC for HVC and SMC handling.
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/arm/mmu.c | 2 | ||||
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-init.c | 8 | ||||
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-v4.c | 2 |
3 files changed, 7 insertions, 5 deletions
diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index b4b69c2d1012..9dea96380339 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -1310,7 +1310,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, return -EFAULT; } - if (is_vm_hugetlb_page(vma) && !logging_active) { + if (vma_kernel_pagesize(vma) == PMD_SIZE && !logging_active) { hugetlb = true; gfn = (fault_ipa & PMD_MASK) >> PAGE_SHIFT; } else { diff --git a/virt/kvm/arm/vgic/vgic-init.c b/virt/kvm/arm/vgic/vgic-init.c index 62310122ee78..743ca5cb05ef 100644 --- a/virt/kvm/arm/vgic/vgic-init.c +++ b/virt/kvm/arm/vgic/vgic-init.c @@ -285,9 +285,11 @@ int vgic_init(struct kvm *kvm) if (ret) goto out; - ret = vgic_v4_init(kvm); - if (ret) - goto out; + if (vgic_has_its(kvm)) { + ret = vgic_v4_init(kvm); + if (ret) + goto out; + } kvm_for_each_vcpu(i, vcpu, kvm) kvm_vgic_vcpu_enable(vcpu); diff --git a/virt/kvm/arm/vgic/vgic-v4.c b/virt/kvm/arm/vgic/vgic-v4.c index 4a37292855bc..bc4265154bac 100644 --- a/virt/kvm/arm/vgic/vgic-v4.c +++ b/virt/kvm/arm/vgic/vgic-v4.c @@ -118,7 +118,7 @@ int vgic_v4_init(struct kvm *kvm) struct kvm_vcpu *vcpu; int i, nr_vcpus, ret; - if (!vgic_supports_direct_msis(kvm)) + if (!kvm_vgic_global_state.has_gicv4) return 0; /* Nothing to see here... move along. */ if (dist->its_vm.vpes) |