Re: [RESEND PATCH v5 03/11] KVM: Allow range-based TLB invalidation from common code

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On 6/22/23 03:49, Raghavendra Rao Ananta wrote:
From: David Matlack <dmatlack@xxxxxxxxxx>

Make kvm_flush_remote_tlbs_range() visible in common code and create a
default implementation that just invalidates the whole TLB.

This paves the way for several future features/cleanups:

  - Introduction of range-based TLBI on ARM.
  - Eliminating kvm_arch_flush_remote_tlbs_memslot()
  - Moving the KVM/x86 TDP MMU to common code.

No functional change intended.

Signed-off-by: David Matlack <dmatlack@xxxxxxxxxx>
Signed-off-by: Raghavendra Rao Ananta <rananta@xxxxxxxxxx>
---
  arch/x86/include/asm/kvm_host.h |  3 +++
  arch/x86/kvm/mmu/mmu.c          |  9 ++++-----
  arch/x86/kvm/mmu/mmu_internal.h |  3 ---
  include/linux/kvm_host.h        |  9 +++++++++
  virt/kvm/kvm_main.c             | 13 +++++++++++++
  5 files changed, 29 insertions(+), 8 deletions(-)


Reviewed-by: Gavin Shan <gshan@xxxxxxxxxx>

Thanks,
Gavin




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