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Commit d5ec1877 authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Dave Hansen
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x86/insn-eval: Introduce insn_get_modrm_reg_ptr()



The helper returns a pointer to the register indicated by
ModRM byte.

It's going to replace vc_insn_get_reg() in the SEV MMIO
implementation. TDX MMIO implementation will also use it.

Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: default avatarDave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: default avatarAndi Kleen <ak@linux.intel.com>
Reviewed-by: default avatarTony Luck <tony.luck@intel.com>
Tested-by: default avatarJoerg Roedel <jroedel@suse.de>
Acked-by: default avatarTom Lendacky <thomas.lendacky@amd.com>
Link: https://lkml.kernel.org/r/20211130184933.31005-3-kirill.shutemov@linux.intel.com
parent 23ef731e
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