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authorAaron Lewis <aaronlewis@google.com>2022-09-21 15:15:24 +0000
committerPaolo Bonzini <pbonzini@redhat.com>2022-11-09 12:31:30 -0500
commit8aff460f216753d86ab90ddbcab0125ab2400335 (patch)
treec36fd23527c2802f1d5870a87b18d2b672849ee0 /arch/x86/include/uapi/asm/kvm.h
parentc1340fe3590ebbe729294c728234434ef31a7c7a (diff)
KVM: x86: Add a VALID_MASK for the flags in kvm_msr_filter_range
Add the mask KVM_MSR_FILTER_RANGE_VALID_MASK for the flags in the struct kvm_msr_filter_range. This simplifies checks that validate these flags, and makes it easier to introduce new flags in the future. No functional change intended. Signed-off-by: Aaron Lewis <aaronlewis@google.com> Message-Id: <20220921151525.904162-5-aaronlewis@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/uapi/asm/kvm.h')
-rw-r--r--arch/x86/include/uapi/asm/kvm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index ae4324674c49..c6df6b16a088 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -214,6 +214,8 @@ struct kvm_msr_list {
struct kvm_msr_filter_range {
#define KVM_MSR_FILTER_READ (1 << 0)
#define KVM_MSR_FILTER_WRITE (1 << 1)
+#define KVM_MSR_FILTER_RANGE_VALID_MASK (KVM_MSR_FILTER_READ | \
+ KVM_MSR_FILTER_WRITE)
__u32 flags;
__u32 nmsrs; /* number of msrs in bitmap */
__u32 base; /* MSR index the bitmap starts at */