Messages in this thread | | | Subject | Re: [PATCHv4 0/4] Add generic MMIO instruction deconding to be used in SEV and TDX | From | Tom Lendacky <> | Date | Tue, 30 Nov 2021 16:11:22 -0600 |
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On 11/30/21 12:49 PM, Kirill A. Shutemov wrote: > Both AMD SEV and Intel TDX has to decode MMIO instruction to be able to > handle MMIO. > > Extract insn_decode_mmio() from SEV code. TDX will also use this helper.
For the series:
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
> > v4: > - Use enum mmio_type inside insn_decode_mmio() (Tom) > - Keep a comment in vc_handle_mmio() (Tom) > - Tested-by on AMD HW from Joerg. > v3: > - Handle insn_get_opcode() in is_string_insn() > v2: > - insn_get_modrm_reg_ptr() returns unsigned long pointer now (PeterZ); > - Handle insn_get_opcode() failure in insn_decode_mmio() (PeterZ); > > > Kirill A. Shutemov (4): > x86/insn-eval: Handle insn_get_opcode() failure > x86/insn-eval: Introduce insn_get_modrm_reg_ptr() > x86/insn-eval: Introduce insn_decode_mmio() > x86/sev-es: Use insn_decode_mmio() for MMIO implementation > > arch/x86/include/asm/insn-eval.h | 13 +++ > arch/x86/kernel/sev.c | 172 ++++++++----------------------- > arch/x86/lib/insn-eval.c | 109 +++++++++++++++++++- > 3 files changed, 161 insertions(+), 133 deletions(-) >
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