From fa18aca927578f4ae2a01fd588e791d4ea5fe085 Mon Sep 17 00:00:00 2001 From: Maxim Levitsky Date: Thu, 1 Apr 2021 16:54:46 +0300 Subject: [PATCH] KVM: aarch64: implement KVM_CAP_SET_GUEST_DEBUG2 Move KVM_GUESTDBG_VALID_MASK to kvm_host.h and use it to return the value of this capability. Compile tested only. Signed-off-by: Maxim Levitsky Message-Id: <20210401135451.1004564-5-mlevitsk@redhat.com> Signed-off-by: Paolo Bonzini --- arch/arm64/include/asm/kvm_host.h | 4 ++++ arch/arm64/kvm/arm.c | 2 ++ arch/arm64/kvm/guest.c | 5 ----- 3 files changed, 6 insertions(+), 5 deletions(-) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 72e6b4600264..3a708be3ed71 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -401,6 +401,10 @@ struct kvm_vcpu_arch { #define KVM_ARM64_PENDING_EXCEPTION (1 << 8) /* Exception pending */ #define KVM_ARM64_EXCEPT_MASK (7 << 9) /* Target EL/MODE */ +#define KVM_GUESTDBG_VALID_MASK (KVM_GUESTDBG_ENABLE | \ + KVM_GUESTDBG_USE_SW_BP | \ + KVM_GUESTDBG_USE_HW | \ + KVM_GUESTDBG_SINGLESTEP) /* * When KVM_ARM64_PENDING_EXCEPTION is set, KVM_ARM64_EXCEPT_MASK can * take the following values: diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 7f06ba76698d..e575eff76e97 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -208,6 +208,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_VCPU_ATTRIBUTES: r = 1; break; + case KVM_CAP_SET_GUEST_DEBUG2: + return KVM_GUESTDBG_VALID_MASK; case KVM_CAP_ARM_SET_DEVICE_ADDR: r = 1; break; diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 9bbd30e62799..6cb39ee74acd 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -888,11 +888,6 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, return -EINVAL; } -#define KVM_GUESTDBG_VALID_MASK (KVM_GUESTDBG_ENABLE | \ - KVM_GUESTDBG_USE_SW_BP | \ - KVM_GUESTDBG_USE_HW | \ - KVM_GUESTDBG_SINGLESTEP) - /** * kvm_arch_vcpu_ioctl_set_guest_debug - set up guest debugging * @kvm: pointer to the KVM struct -- 2.20.1