diff options
| author | Aaron Lewis <aaronlewis@google.com> | 2022-09-21 15:15:23 +0000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-09 12:31:29 -0500 |
| commit | c1340fe3590ebbe729294c728234434ef31a7c7a (patch) | |
| tree | cea94221e3ab045b4efcd8e2c0f44002848889d1 | |
| parent | db205f7e1edc8d8f0880f0218d3a03b13fe94af3 (diff) | |
| download | linux-c1340fe3590ebbe729294c728234434ef31a7c7a.tar.bz2 | |
KVM: x86: Add a VALID_MASK for the flag in kvm_msr_filter
Add the mask KVM_MSR_FILTER_VALID_MASK for the flag in the struct
kvm_msr_filter. This makes it easier to introduce new flags in the
future.
No functional change intended.
Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Message-Id: <20220921151525.904162-4-aaronlewis@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/include/uapi/asm/kvm.h | 1 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h index 73ad693aa653..ae4324674c49 100644 --- a/arch/x86/include/uapi/asm/kvm.h +++ b/arch/x86/include/uapi/asm/kvm.h @@ -226,6 +226,7 @@ struct kvm_msr_filter { #define KVM_MSR_FILTER_DEFAULT_ALLOW (0 << 0) #endif #define KVM_MSR_FILTER_DEFAULT_DENY (1 << 0) +#define KVM_MSR_FILTER_VALID_MASK (KVM_MSR_FILTER_DEFAULT_DENY) __u32 flags; struct kvm_msr_filter_range ranges[KVM_MSR_FILTER_MAX_RANGES]; }; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 9ba8c1b73db4..5208b9501c88 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6441,7 +6441,7 @@ static int kvm_vm_ioctl_set_msr_filter(struct kvm *kvm, int r = 0; u32 i; - if (filter->flags & ~KVM_MSR_FILTER_DEFAULT_DENY) + if (filter->flags & ~KVM_MSR_FILTER_VALID_MASK) return -EINVAL; for (i = 0; i < ARRAY_SIZE(filter->ranges); i++) |