[v3,0/7] KVM: arm64: Reduce hyp_vmemmap overhead

Message

Quentin Perret June 8, 2021, 11:45 a.m. UTC

Hi all,

This is a v3 of the patch series previously posted here:

  https://lore.kernel.org/r/[e-mail]

Please refer to the cover letter of v1 for the context and motivation
behind the series.

Changes since v2:
 - Rebased on kvmarm/next

Thanks,
Quentin

Quentin Perret (7):
  KVM: arm64: Move hyp_pool locking out of refcount helpers
  KVM: arm64: Use refcount at hyp to check page availability
  KVM: arm64: Remove list_head from hyp_page
  KVM: arm64: Unify MMIO and mem host stage-2 pools
  KVM: arm64: Remove hyp_pool pointer from struct hyp_page
  KVM: arm64: Use less bits for hyp_page order
  KVM: arm64: Use less bits for hyp_page refcount

 arch/arm64/kvm/hyp/include/nvhe/gfp.h         |  45 +------
 arch/arm64/kvm/hyp/include/nvhe/mem_protect.h |   2 +-
 arch/arm64/kvm/hyp/include/nvhe/memory.h      |   7 +-
 arch/arm64/kvm/hyp/include/nvhe/mm.h          |  13 +-
 arch/arm64/kvm/hyp/nvhe/mem_protect.c         |  60 +++++-----
 arch/arm64/kvm/hyp/nvhe/page_alloc.c          | 112 +++++++++++++-----
 arch/arm64/kvm/hyp/nvhe/setup.c               |  30 +++--
 arch/arm64/kvm/hyp/reserved_mem.c             |   3 +-
 8 files changed, 145 insertions(+), 127 deletions(-)

Comments

Marc Zyngier June 11, 2021, 12:27 p.m. UTC | #1

On Tue, 8 Jun 2021 11:45:11 +0000, Quentin Perret wrote:
> This is a v3 of the patch series previously posted here:
> 
>   https://lore.kernel.org/r/[e-mail]
> 
> Please refer to the cover letter of v1 for the context and motivation
> behind the series.
> 
> [...]

Applied to next, thanks!

[1/7] KVM: arm64: Move hyp_pool locking out of refcount helpers
      commit: 6cbf874e51b68e5b2eb0cc50be3676f5d5601dab
[2/7] KVM: arm64: Use refcount at hyp to check page availability
      commit: 581982decc635c93934aaeb88d62c21238c63f11
[3/7] KVM: arm64: Remove list_head from hyp_page
      commit: 914cde58a03cc5eef858db34687433e17d0e44be
[4/7] KVM: arm64: Unify MMIO and mem host stage-2 pools
      commit: 7c350ea39e53ade33ca7be00b0947f2b9f53dda0
[5/7] KVM: arm64: Remove hyp_pool pointer from struct hyp_page
      commit: d978b9cfe6fe8008467f8c5d51677f52e7815b39
[6/7] KVM: arm64: Use less bits for hyp_page order
      commit: 87ec0606733e1aa9568f54ddb41f03aa6b5687f2
[7/7] KVM: arm64: Use less bits for hyp_page refcount
      commit: 6929586d8eddad184f43526efe7bf0a8be4f18b2

Cheers,

	M.