x86: Activate DOITM

[PATCH for-4.17 0/2] x86: Activate DOITM

Andrew Cooper posted 2 patches 1 year, 7 months ago

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git fetch https://gitlab.com/xen-project/patchew/xen tags/patchew/20221004160810.25364-1-andrew.cooper3@citrix.com

xen/arch/x86/cpu/common.c            | 29 +++++++++++++++++++++++++++++
xen/arch/x86/cpuid.c                 | 22 ++++++++++++++++++----
xen/arch/x86/include/asm/processor.h |  2 ++
xen/tools/gen-cpuid.py               | 15 +++++++++++++++
4 files changed, 64 insertions(+), 4 deletions(-)

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[PATCH for-4.17 0/2] x86: Activate DOITM

Posted by Andrew Cooper 1 year, 7 months ago

Slightly RFC.  I'm a little uncertain about putting doitm into cpuid= but it's
the least bad option I can think of.

Andrew Cooper (2):
  x86/cpuid: Infrastructure to support pseudo feature identifiers
  x86: Activate Data Operand Invariant Timing Mode by default

 xen/arch/x86/cpu/common.c            | 29 +++++++++++++++++++++++++++++
 xen/arch/x86/cpuid.c                 | 22 ++++++++++++++++++----
 xen/arch/x86/include/asm/processor.h |  2 ++
 xen/tools/gen-cpuid.py               | 15 +++++++++++++++
 4 files changed, 64 insertions(+), 4 deletions(-)

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2.11.0