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author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2021-05-03 18:08:52 +0300 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-05-07 13:06:13 +0300 |
commit | 70f094f4f01dc4d6f78ac6407f85627293a6553c (patch) | |
tree | c9c9fa56bb910397d9dc373dc0d6720e95c4e52a /arch | |
parent | c9ecafaf0113a305f5085ceb9c7a4b64ca70eae9 (diff) | |
download | linux-70f094f4f01dc4d6f78ac6407f85627293a6553c.tar.xz |
KVM: nVMX: Properly pad 'struct kvm_vmx_nested_state_hdr'
Eliminate the probably unwanted hole in 'struct kvm_vmx_nested_state_hdr':
Pre-patch:
struct kvm_vmx_nested_state_hdr {
__u64 vmxon_pa; /* 0 8 */
__u64 vmcs12_pa; /* 8 8 */
struct {
__u16 flags; /* 16 2 */
} smm; /* 16 2 */
/* XXX 2 bytes hole, try to pack */
__u32 flags; /* 20 4 */
__u64 preemption_timer_deadline; /* 24 8 */
};
Post-patch:
struct kvm_vmx_nested_state_hdr {
__u64 vmxon_pa; /* 0 8 */
__u64 vmcs12_pa; /* 8 8 */
struct {
__u16 flags; /* 16 2 */
} smm; /* 16 2 */
__u16 pad; /* 18 2 */
__u32 flags; /* 20 4 */
__u64 preemption_timer_deadline; /* 24 8 */
};
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20210503150854.1144255-3-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/include/uapi/asm/kvm.h | 2 |
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 5a3022c8af82..0662f644aad9 100644 --- a/arch/x86/include/uapi/asm/kvm.h +++ b/arch/x86/include/uapi/asm/kvm.h @@ -437,6 +437,8 @@ struct kvm_vmx_nested_state_hdr { __u16 flags; } smm; + __u16 pad; + __u32 flags; __u64 preemption_timer_deadline; }; |