KVM: Let vcpu structure alignment be determined at runtime

vmx and svm vcpus have different contents and therefore may have different
alignmment requirements.  Let each specify its required alignment.

Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 875b785228f6..2e8729678600 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4245,7 +4245,8 @@ static int __init vmx_init(void)
 
         set_bit(0, vmx_vpid_bitmap); /* 0 is reserved for host */
 
-        r = kvm_init(&vmx_x86_ops, sizeof(struct vcpu_vmx), THIS_MODULE);
+        r = kvm_init(&vmx_x86_ops, sizeof(struct vcpu_vmx),
+                     __alignof__(struct vcpu_vmx), THIS_MODULE);
         if (r)
                 goto out3;