[GIT PULL] KVM/riscv changes for 6.2

Paolo Bonzini pbonzini at redhat.com
Mon Dec 12 03:36:11 PST 2022


On Wed, Dec 7, 2022 at 11:33 AM Anup Patel <anup at brainfault.org> wrote:
>
> Hi Paolo,
>
> We have the following KVM RISC-V changes for 6.2:
> 1) Allow unloading KVM module
> 2) Allow KVM user-space to set mvendorid, marchid, and mimpid
> 3) Several fixes and cleanups
>
> Please pull.
>
> Regards,
> Anup

Hmm, I looked at them more closely and I noticed something weird in
the author date:

git log --format='%an %ad %s' origin/master..6ebbdecff6ae
Anup Patel Wed Dec 7 09:17:49 2022 +0530 RISC-V: KVM: Add ONE_REG
interface for mvendorid, marchid, and mimpid
Anup Patel Wed Dec 7 09:17:43 2022 +0530 RISC-V: KVM: Save mvendorid,
marchid, and mimpid when creating VCPU
Anup Patel Wed Dec 7 09:17:38 2022 +0530 RISC-V: Export
sbi_get_mvendorid() and friends
Anup Patel Wed Dec 7 09:17:27 2022 +0530 RISC-V: KVM: Move sbi related
struct and functions to kvm_vcpu_sbi.h
Anup Patel Wed Dec 7 09:17:19 2022 +0530 RISC-V: KVM: Use switch-case
in kvm_riscv_vcpu_set/get_reg()
Anup Patel Wed Dec 7 09:17:12 2022 +0530 RISC-V: KVM: Remove redundant
includes of asm/csr.h
Anup Patel Wed Dec 7 09:17:05 2022 +0530 RISC-V: KVM: Remove redundant
includes of asm/kvm_vcpu_timer.h
Anup Patel Wed Dec 7 09:16:51 2022 +0530 RISC-V: KVM: Fix reg_val
check in kvm_riscv_vcpu_set_reg_config()
Christophe JAILLET Wed Dec 7 09:16:39 2022 +0530 RISC-V: KVM: Simplify
kvm_arch_prepare_memory_region()
Anup Patel Wed Dec 7 09:16:21 2022 +0530 RISC-V: KVM: Exit run-loop
immediately if xfer_to_guest fails
Bo Liu Wed Dec 7 09:16:11 2022 +0530 RISC-V: KVM: use vma_lookup()
instead of find_vma_intersection()
XiakaiPan Wed Dec 7 09:16:02 2022 +0530 RISC-V: KVM: Add exit logic to main.c

Something in your workflow has eaten the actual date when these were
posted to the mailing list.

For example, https://lore.kernel.org/lkml/CAAhSdy0t1XGTENidgNQkQ5m5emZOes+-2RXTPLEJ0tEZXuX2hA@mail.gmail.com/t/
shows Bo Liu's patch as being sent on November 1st.

Please keep the author information from the mailing list messages, and
also please try to update the KVM/RISC-V tree as soon as patches are
ready and tested, i.e. earlier than the week before the merge window.
(Seeing '6.1-rc8' as the base for the pull request is often a sign of
something wrong with the workflow; see

It's a small set of changes, so I'm going to defer this pull request
to the second week of the merge window.

Paolo

> The following changes since commit 76dcd734eca23168cb008912c0f69ff408905235:
>
>   Linux 6.1-rc8 (2022-12-04 14:48:12 -0800)
>
> are available in the Git repository at:
>
>   https://github.com/kvm-riscv/linux.git tags/kvm-riscv-6.2-1
>
> for you to fetch changes up to 6ebbdecff6ae00557a52539287b681641f4f0d33:
>
>   RISC-V: KVM: Add ONE_REG interface for mvendorid, marchid, and
> mimpid (2022-12-07 09:17:49 +0530)
>
> ----------------------------------------------------------------
> KVM/riscv changes for 6.2
>
> - Allow unloading KVM module
> - Allow KVM user-space to set mvendorid, marchid, and mimpid
> - Several fixes and cleanups
>
> ----------------------------------------------------------------
> Anup Patel (9):
>       RISC-V: KVM: Exit run-loop immediately if xfer_to_guest fails
>       RISC-V: KVM: Fix reg_val check in kvm_riscv_vcpu_set_reg_config()
>       RISC-V: KVM: Remove redundant includes of asm/kvm_vcpu_timer.h
>       RISC-V: KVM: Remove redundant includes of asm/csr.h
>       RISC-V: KVM: Use switch-case in kvm_riscv_vcpu_set/get_reg()
>       RISC-V: KVM: Move sbi related struct and functions to kvm_vcpu_sbi.h
>       RISC-V: Export sbi_get_mvendorid() and friends
>       RISC-V: KVM: Save mvendorid, marchid, and mimpid when creating VCPU
>       RISC-V: KVM: Add ONE_REG interface for mvendorid, marchid, and mimpid
>
> Bo Liu (1):
>       RISC-V: KVM: use vma_lookup() instead of find_vma_intersection()
>
> Christophe JAILLET (1):
>       RISC-V: KVM: Simplify kvm_arch_prepare_memory_region()
>
> XiakaiPan (1):
>       RISC-V: KVM: Add exit logic to main.c
>
>  arch/riscv/include/asm/kvm_host.h     | 16 +++----
>  arch/riscv/include/asm/kvm_vcpu_sbi.h |  6 +++
>  arch/riscv/include/uapi/asm/kvm.h     |  3 ++
>  arch/riscv/kernel/sbi.c               |  3 ++
>  arch/riscv/kvm/main.c                 |  6 +++
>  arch/riscv/kvm/mmu.c                  |  6 +--
>  arch/riscv/kvm/vcpu.c                 | 85 ++++++++++++++++++++++++++---------
>  arch/riscv/kvm/vcpu_sbi_base.c        | 13 +++---
>  arch/riscv/kvm/vcpu_sbi_hsm.c         |  1 -
>  arch/riscv/kvm/vcpu_sbi_replace.c     |  1 -
>  arch/riscv/kvm/vcpu_sbi_v01.c         |  1 -
>  11 files changed, 97 insertions(+), 44 deletions(-)
>




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