Re: [PATCH 06/20] x86/tdx: Convert MSR write handling to use new TDVMCALL_0()

Wei Liu
2024-05-28T05:33:48Z

On Fri, May 17, 2024 at 05:19:24PM +0300, Kirill A. Shutemov wrote:
> Use newly introduced TDVMCALL_0() instead of __tdx_hypercall() to handle
> MSR write emulation.
>
> It cuts code bloat substantially:
>
> Function old new delta
> tdx_handle_virt_exception 1947 1819 -128
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> ---
> arch/x86/coco/tdx/tdx.c | 9 ++-------
> arch/x86/hyperv/ivm.c | 9 ++-------

Acked-by: Wei Liu <wei.liu@kernel.org>