Re: [GIT PULL] LoongArch KVM changes for v6.18

From: Paolo Bonzini

Date: Tue Sep 30 2025 - 13:17:16 EST


On Wed, Sep 24, 2025 at 10:15 AM Huacai Chen <chenhuacai@xxxxxxxxxxx> wrote:
>
> The following changes since commit 07e27ad16399afcd693be20211b0dfae63e0615f:
>
> Linux 6.17-rc7 (2025-09-21 15:08:52 -0700)
>
> are available in the Git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-kvm-6.18
>
> for you to fetch changes up to 66e2d96b1c5875122bfb94239989d832ccf51477:
>
> LoongArch: KVM: Move kvm_iocsr tracepoint out of generic code (2025-09-23 23:37:26 +0800)

Pulled, thanks.

Paolo

> ----------------------------------------------------------------
> LoongArch KVM changes for v6.18
>
> 1. Add PTW feature detection on new hardware.
> 2. Add sign extension with kernel MMIO/IOCSR emulation.
> 3. Improve in-kernel IPI emulation.
> 4. Improve in-kernel PCH-PIC emulation.
> 5. Move kvm_iocsr tracepoint out of generic code.
>
> ----------------------------------------------------------------
> Bibo Mao (9):
> LoongArch: KVM: Add PTW feature detection on new hardware
> LoongArch: KVM: Add sign extension with kernel MMIO read emulation
> LoongArch: KVM: Add sign extension with kernel IOCSR read emulation
> LoongArch: KVM: Add implementation with IOCSR_IPI_SET
> LoongArch: KVM: Access mailbox directly in mail_send()
> LoongArch: KVM: Set version information at initial stage
> LoongArch: KVM: Add IRR and ISR register read emulation
> LoongArch: KVM: Add different length support in loongarch_pch_pic_read()
> LoongArch: KVM: Add different length support in loongarch_pch_pic_write()
>
> Steven Rostedt (1):
> LoongArch: KVM: Move kvm_iocsr tracepoint out of generic code
>
> Yury Norov (NVIDIA) (1):
> LoongArch: KVM: Rework pch_pic_update_batch_irqs()
>
> arch/loongarch/include/asm/kvm_pch_pic.h | 15 +-
> arch/loongarch/include/uapi/asm/kvm.h | 1 +
> arch/loongarch/kvm/exit.c | 19 +--
> arch/loongarch/kvm/intc/ipi.c | 80 ++++++-----
> arch/loongarch/kvm/intc/pch_pic.c | 239 +++++++++++++------------------
> arch/loongarch/kvm/trace.h | 35 +++++
> arch/loongarch/kvm/vcpu.c | 2 +
> arch/loongarch/kvm/vm.c | 4 +
> include/trace/events/kvm.h | 35 -----
> 9 files changed, 211 insertions(+), 219 deletions(-)
>