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[6.12,v2,0/8] KVM: arm64: Backport of SVE fixes to v6.12

Message ID 20250321-stable-sve-6-12-v2-0-417ca2278d18@kernel.org (mailing list archive)
Headers show
Series KVM: arm64: Backport of SVE fixes to v6.12 | expand

Message

Mark Brown March 21, 2025, 12:12 a.m. UTC 
This series backports some recent fixes for SVE/KVM interactions from
Mark Rutland to v6.12.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
Changes in v2:
- Remove an erronious kern_hyp_va().
- Link to v1: https://lore.kernel.org/r/20250314-stable-sve-6-12-v1-0-ddc16609d9ba@kernel.org

---
Fuad Tabba (1):
      KVM: arm64: Calculate cptr_el2 traps on activating traps

Mark Rutland (7):
      KVM: arm64: Unconditionally save+flush host FPSIMD/SVE/SME state
      KVM: arm64: Remove host FPSIMD saving for non-protected KVM
      KVM: arm64: Remove VHE host restore of CPACR_EL1.ZEN
      KVM: arm64: Remove VHE host restore of CPACR_EL1.SMEN
      KVM: arm64: Refactor exit handlers
      KVM: arm64: Mark some header functions as inline
      KVM: arm64: Eagerly switch ZCR_EL{1,2}

 arch/arm64/include/asm/kvm_host.h       |  25 ++----
 arch/arm64/kernel/fpsimd.c              |  25 ------
 arch/arm64/kvm/arm.c                    |   9 ---
 arch/arm64/kvm/fpsimd.c                 | 100 ++----------------------
 arch/arm64/kvm/hyp/entry.S              |   5 ++
 arch/arm64/kvm/hyp/include/hyp/switch.h | 133 ++++++++++++++++++++++---------
 arch/arm64/kvm/hyp/nvhe/hyp-main.c      |  11 +--
 arch/arm64/kvm/hyp/nvhe/pkvm.c          |  29 -------
 arch/arm64/kvm/hyp/nvhe/switch.c        | 134 ++++++++++++++++++--------------
 arch/arm64/kvm/hyp/vhe/switch.c         |  21 ++---
 10 files changed, 201 insertions(+), 291 deletions(-)
---
base-commit: e9cc806c0152fa9993f817cebf42989a3e2530bb
change-id: 20250227-stable-sve-6-12-777778ad28fb

Best regards,