Re: [RFC PATCH v11 01/29] KVM: Wrap kvm_gfn_range.pte in a per-action union

From: Paolo Bonzini
Date: Wed Jul 19 2023 - 12:56:23 EST


On 7/19/23 01:44, Sean Christopherson wrote:
+ BUILD_BUG_ON(sizeof(gfn_range.arg) != sizeof(gfn_range.arg.raw));
+ BUILD_BUG_ON(sizeof(range->arg) != sizeof(range->arg.raw));

I think these should be static assertions near the definition of the structs. However another possibility is to remove 'raw' and just assign the whole union.

Apart from this,

Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>

Paolo

+ BUILD_BUG_ON(sizeof(gfn_range.arg) != sizeof(range->arg));