[RESEND PATCH v2 0/3] x86/hvm: vmx: refactor cache disable mode code

Grygorii Strashko posted 3 patches 1 week ago
Patches applied successfully (tree, apply log)
git fetch https://gitlab.com/xen-project/patchew/xen tags/patchew/20251111200958.3576341-1-grygorii._5Fstrashko@epam.com
xen/arch/x86/hvm/hvm.c                  | 59 --------------------
xen/arch/x86/hvm/vmx/vmx.c              | 73 +++++++++++++++++++++++--
xen/arch/x86/include/asm/hvm/domain.h   |  6 --
xen/arch/x86/include/asm/hvm/hvm.h      |  3 +
xen/arch/x86/include/asm/hvm/support.h  |  2 -
xen/arch/x86/include/asm/hvm/vcpu.h     |  3 -
xen/arch/x86/include/asm/hvm/vmx/vmcs.h | 13 +++++
xen/arch/x86/include/asm/mtrr.h         |  3 -
xen/arch/x86/mm/shadow/multi.c          |  2 +-
9 files changed, 85 insertions(+), 79 deletions(-)
[RESEND PATCH v2 0/3] x86/hvm: vmx: refactor cache disable mode code
Posted by Grygorii Strashko 1 week ago
From: Grygorii Strashko <grygorii_strashko@epam.com>

The cache disable mode code (hvm_shadow_handle_cd()) is relevant only for Intel VT-x (VMX),
hence:
- move hvm_shadow_handle_cd()/ hvm_set_uc_mode()/domain_exit_uc_mode() in VMX code
- account for SHADOW_PAGING when use hvm_shadow_handle_cd()
- move cache disable mode data into VMX specific structures

Based on discussion [1].

[1] https://patchwork.kernel.org/project/xen-devel/patch/20251023151903.560947-1-grygorii_strashko@epam.com/

v1: https://patchwork.kernel.org/project/xen-devel/cover/20251029235448.602380-1-grygorii_strashko@epam.com/

Grygorii Strashko (3):
  x86/hvm: move hvm_shadow_handle_cd() to vmx code
  x86/hvm: vmx: account for SHADOW_PAGING when use
    hvm_shadow_handle_cd()
  x86/hvm: vmx: refactor cache disable mode data

 xen/arch/x86/hvm/hvm.c                  | 59 --------------------
 xen/arch/x86/hvm/vmx/vmx.c              | 73 +++++++++++++++++++++++--
 xen/arch/x86/include/asm/hvm/domain.h   |  6 --
 xen/arch/x86/include/asm/hvm/hvm.h      |  3 +
 xen/arch/x86/include/asm/hvm/support.h  |  2 -
 xen/arch/x86/include/asm/hvm/vcpu.h     |  3 -
 xen/arch/x86/include/asm/hvm/vmx/vmcs.h | 13 +++++
 xen/arch/x86/include/asm/mtrr.h         |  3 -
 xen/arch/x86/mm/shadow/multi.c          |  2 +-
 9 files changed, 85 insertions(+), 79 deletions(-)

-- 
2.34.1