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| author | Paolo Bonzini <pbonzini@redhat.com> | 2024-01-02 21:16:29 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-01-02 21:16:29 +0300 |
| commit | 136292522e43da46bee4c0fef80b2602f79525a2 (patch) | |
| tree | 47c892c46e01fa4a3ef014f3737ecee3776969ee /arch/x86/kvm | |
| parent | 8ed26ab8d59111c2f7b86d200d1eb97d2a458fd1 (diff) | |
| parent | 118e10cd893d57df55b3302dfd188a981b6e6d1c (diff) | |
| download | linux-136292522e43da46bee4c0fef80b2602f79525a2.tar.xz | |
Merge tag 'loongarch-kvm-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.8
1. Optimization for memslot hugepage checking.
2. Cleanup and fix some HW/SW timer issues.
3. Add LSX/LASX (128bit/256bit SIMD) support.
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/debugfs.c | 1 | ||||
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 8 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 9 |
3 files changed, 12 insertions, 6 deletions
diff --git a/arch/x86/kvm/debugfs.c b/arch/x86/kvm/debugfs.c index 42026b3f3ff3..95ea1a1f7403 100644 --- a/arch/x86/kvm/debugfs.c +++ b/arch/x86/kvm/debugfs.c @@ -182,6 +182,7 @@ static int kvm_mmu_rmaps_stat_release(struct inode *inode, struct file *file) } static const struct file_operations mmu_rmaps_stat_fops = { + .owner = THIS_MODULE, .open = kvm_mmu_rmaps_stat_open, .read = seq_read, .llseek = seq_lseek, diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 712146312358..f3bb30b40876 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1855,15 +1855,17 @@ void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) bool old_paging = is_paging(vcpu); #ifdef CONFIG_X86_64 - if (vcpu->arch.efer & EFER_LME && !vcpu->arch.guest_state_protected) { + if (vcpu->arch.efer & EFER_LME) { if (!is_paging(vcpu) && (cr0 & X86_CR0_PG)) { vcpu->arch.efer |= EFER_LMA; - svm->vmcb->save.efer |= EFER_LMA | EFER_LME; + if (!vcpu->arch.guest_state_protected) + svm->vmcb->save.efer |= EFER_LMA | EFER_LME; } if (is_paging(vcpu) && !(cr0 & X86_CR0_PG)) { vcpu->arch.efer &= ~EFER_LMA; - svm->vmcb->save.efer &= ~(EFER_LMA | EFER_LME); + if (!vcpu->arch.guest_state_protected) + svm->vmcb->save.efer &= ~(EFER_LMA | EFER_LME); } } #endif diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6d0772b47041..ba8a8ea7bd6f 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5531,8 +5531,8 @@ static void kvm_vcpu_ioctl_x86_get_xsave2(struct kvm_vcpu *vcpu, static void kvm_vcpu_ioctl_x86_get_xsave(struct kvm_vcpu *vcpu, struct kvm_xsave *guest_xsave) { - return kvm_vcpu_ioctl_x86_get_xsave2(vcpu, (void *)guest_xsave->region, - sizeof(guest_xsave->region)); + kvm_vcpu_ioctl_x86_get_xsave2(vcpu, (void *)guest_xsave->region, + sizeof(guest_xsave->region)); } static int kvm_vcpu_ioctl_x86_set_xsave(struct kvm_vcpu *vcpu, @@ -13051,7 +13051,10 @@ bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu) if (vcpu->arch.guest_state_protected) return true; - return vcpu->arch.preempted_in_kernel; + if (vcpu != kvm_get_running_vcpu()) + return vcpu->arch.preempted_in_kernel; + + return static_call(kvm_x86_get_cpl)(vcpu) == 0; } unsigned long kvm_arch_vcpu_get_ip(struct kvm_vcpu *vcpu) |