On Wed, 13 Sep 2023 21:47:29 -0700 Xin Li <xin3.li@xxxxxxxxx> wrote: > Add the opcode used by WRMSRNS, which is the non-serializing version of > WRMSR and may replace it to improve performance, to the x86 opcode map. > > Tested-by: Shan Kang <shan.kang@xxxxxxxxx> > Signed-off-by: Xin Li <xin3.li@xxxxxxxxx> This looks good to me. Acked-by: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx> Thanks, > --- > arch/x86/lib/x86-opcode-map.txt | 2 +- > tools/arch/x86/lib/x86-opcode-map.txt | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt > index 5168ee0360b2..1efe1d9bf5ce 100644 > --- a/arch/x86/lib/x86-opcode-map.txt > +++ b/arch/x86/lib/x86-opcode-map.txt > @@ -1051,7 +1051,7 @@ GrpTable: Grp6 > EndTable > > GrpTable: Grp7 > -0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B) > +0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B) | WRMSRNS (110),(11B) > 1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B) > 2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B) > 3: LIDT Ms > diff --git a/tools/arch/x86/lib/x86-opcode-map.txt b/tools/arch/x86/lib/x86-opcode-map.txt > index 5168ee0360b2..1efe1d9bf5ce 100644 > --- a/tools/arch/x86/lib/x86-opcode-map.txt > +++ b/tools/arch/x86/lib/x86-opcode-map.txt > @@ -1051,7 +1051,7 @@ GrpTable: Grp6 > EndTable > > GrpTable: Grp7 > -0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B) > +0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B) | WRMSRNS (110),(11B) > 1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B) > 2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B) > 3: LIDT Ms > -- > 2.34.1 > -- Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>