Re: [PATCH 08/25] KVM: TDX: Add place holder for TDX VM specific mem_enc_op ioctl

Tony Lindgren
2024-08-30T06:00:54Z

On Tue, Aug 13, 2024 at 09:37:07AM -0700, Isaku Yamahata wrote:
> On Mon, Aug 12, 2024 at 03:48:03PM -0700,
> Rick Edgecombe <rick.p.edgecombe@intel.com> wrote:
>
> > diff --git a/arch/x86/kvm/vmx/tdx.c b/arch/x86/kvm/vmx/tdx.c
> > index b1c885ce8c9c..de14e80d8f3a 100644
> > --- a/arch/x86/kvm/vmx/tdx.c
> > +++ b/arch/x86/kvm/vmx/tdx.c
> > @@ -2,6 +2,7 @@
> > #include <linux/cpu.h>
> > #include <asm/tdx.h>
> > #include "capabilities.h"
> > +#include "x86_ops.h"
> > #include "tdx.h"
> >
> > #undef pr_fmt
> > @@ -29,6 +30,37 @@ static void __used tdx_guest_keyid_free(int keyid)
> > ida_free(&tdx_guest_keyid_pool, keyid);
> > }
> >
> > +int tdx_vm_ioctl(struct kvm *kvm, void __user *argp)
> > +{
> > + struct kvm_tdx_cmd tdx_cmd;
> > + int r;
> > +
> > + if (copy_from_user(&tdx_cmd, argp, sizeof(struct kvm_tdx_cmd)))
> > + return -EFAULT;
> > +
> > + /*
> > + * Userspace should never set @error. It is used to fill
>
> nitpick: @hw_error

Thanks will do a patch for this.

Tony