[GIT PULL] KVM/riscv changes for 6.13
Paolo Bonzini
pbonzini at redhat.com
Fri Nov 8 09:15:19 PST 2024
On 11/8/24 12:37, Anup Patel wrote:
> Hi Paolo,
>
> We have the following KVM RISC-V changes for 6.13:
> 1) Accelerate KVM RISC-V when running as a guest
> 2) Perf support to collect KVM guest statistics from host side
>
> In addition, the pointer masking support (Ssnpm and
> Smnpm) for KVM guest is going through the RISC-V tree.
>
> I also have Svade and Svadu support for host and guest
> in my queue which I will send in the second week of the
> merge window to avoid conflict with the RISC-V tree.
>
> Please pull.
Pulled, thanks.
Paolo
> Regards,
> Anup
>
> The following changes since commit 81983758430957d9a5cb3333fe324fd70cf63e7e:
>
> Linux 6.12-rc5 (2024-10-27 12:52:02 -1000)
>
> are available in the Git repository at:
>
> https://github.com/kvm-riscv/linux.git tags/kvm-riscv-6.13-1
>
> for you to fetch changes up to 332fa4a802b16ccb727199da685294f85f9880cb:
>
> riscv: kvm: Fix out-of-bounds array access (2024-11-05 13:27:32 +0530)
>
> ----------------------------------------------------------------
> KVM/riscv changes for 6.13
>
> - Accelerate KVM RISC-V when running as a guest
> - Perf support to collect KVM guest statistics from host side
>
> ----------------------------------------------------------------
> Anup Patel (13):
> RISC-V: KVM: Order the object files alphabetically
> RISC-V: KVM: Save/restore HSTATUS in C source
> RISC-V: KVM: Save/restore SCOUNTEREN in C source
> RISC-V: KVM: Break down the __kvm_riscv_switch_to() into macros
> RISC-V: KVM: Replace aia_set_hvictl() with aia_hvictl_value()
> RISC-V: KVM: Don't setup SGEI for zero guest external interrupts
> RISC-V: Add defines for the SBI nested acceleration extension
> RISC-V: KVM: Add common nested acceleration support
> RISC-V: KVM: Use nacl_csr_xyz() for accessing H-extension CSRs
> RISC-V: KVM: Use nacl_csr_xyz() for accessing AIA CSRs
> RISC-V: KVM: Use SBI sync SRET call when available
> RISC-V: KVM: Save trap CSRs in kvm_riscv_vcpu_enter_exit()
> RISC-V: KVM: Use NACL HFENCEs for KVM request based HFENCEs
>
> Björn Töpel (1):
> riscv: kvm: Fix out-of-bounds array access
>
> Quan Zhou (2):
> riscv: perf: add guest vs host distinction
> riscv: KVM: add basic support for host vs guest profiling
>
> Yong-Xuan Wang (1):
> RISC-V: KVM: Fix APLIC in_clrip and clripnum write emulation
>
> arch/riscv/include/asm/kvm_host.h | 10 ++
> arch/riscv/include/asm/kvm_nacl.h | 245 ++++++++++++++++++++++++++++++++++++
> arch/riscv/include/asm/perf_event.h | 6 +
> arch/riscv/include/asm/sbi.h | 120 ++++++++++++++++++
> arch/riscv/kernel/perf_callchain.c | 38 ++++++
> arch/riscv/kvm/Kconfig | 1 +
> arch/riscv/kvm/Makefile | 27 ++--
> arch/riscv/kvm/aia.c | 114 +++++++++++------
> arch/riscv/kvm/aia_aplic.c | 3 +-
> arch/riscv/kvm/main.c | 63 +++++++++-
> arch/riscv/kvm/mmu.c | 4 +-
> arch/riscv/kvm/nacl.c | 152 ++++++++++++++++++++++
> arch/riscv/kvm/tlb.c | 57 ++++++---
> arch/riscv/kvm/vcpu.c | 191 +++++++++++++++++++++-------
> arch/riscv/kvm/vcpu_sbi.c | 11 +-
> arch/riscv/kvm/vcpu_switch.S | 137 ++++++++++++--------
> arch/riscv/kvm/vcpu_timer.c | 28 ++---
> 17 files changed, 1022 insertions(+), 185 deletions(-)
> create mode 100644 arch/riscv/include/asm/kvm_nacl.h
> create mode 100644 arch/riscv/kvm/nacl.c
>
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