Backport subject : PMU improvements and Perf sampling in KVM guest#218

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zhuzhenxxx-collab wants to merge 29 commits intoRVCK-Project:rvck-6.6from

zhuzhenxxx-collab:feat/guest_pmu

Commits on Feb 9, 2026

RISC-V: Fix the typo in Scountovf CSR name

atishp04
authored and
zzx01475749
committed
RISC-V: Add FIRMWARE_READ_HI definition

atishp04
authored and
zzx01475749
committed
drivers/perf: riscv: Read upper bits of a firmware counter

atishp04
authored and
zzx01475749
committed
drivers/perf: riscv: Use BIT macro for shifting operations

atishp04
authored and
zzx01475749
committed
RISC-V: Add SBI PMU snapshot definitions

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: Rename the SBI_STA_SHMEM_DISABLE to a generic name

atishp04
authored and
zzx01475749
committed
RISC-V: Use the minor version mask while computing sbi version

atishp04
authored and
zzx01475749
committed
drivers/perf: riscv: Fix counter mask iteration for RV32

atishp04
authored and
zzx01475749
committed
drivers/perf: riscv: Implement SBI PMU snapshot function

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: No need to update the counter value during reset

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: No need to exit to the user space if perf event failed

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: Implement SBI PMU Snapshot feature

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: Add perf sampling support for guests

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: Support 64 bit firmware counters on RV32

atishp04
authored and
zzx01475749
committed
RISC-V: KVM: Improve firmware counter read function

atishp04
authored and
zzx01475749
committed
selftests/kvm: Fix issues with $(SPLIT_TESTS)

bonzini
authored and
zzx01475749
committed
KVM: arm64: selftests: Split arch_timer test code

xiaobo55x
authored and
zzx01475749
committed
KVM: riscv: selftests: Add exception handling support

xiaobo55x
authored and
zzx01475749
committed
KVM: riscv: selftests: Add guest helper to get vcpu id

xiaobo55x
authored and
zzx01475749
committed
KVM: riscv: selftests: Change vcpu_has_ext to a common function

xiaobo55x
authored and
zzx01475749
committed
KVM: riscv: selftests: Add sstc timer test

xiaobo55x
authored and
zzx01475749
committed
KVM: riscv: selftests: Move sbi definitions to its own header file

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add helper functions for extension checks

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add Sscofpmf to get-reg-list test

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add SBI PMU extension definitions

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add SBI PMU selftest

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add a test for PMU snapshot functionality

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add a test for counter overflow

atishp04
authored and
zzx01475749
committed
KVM: riscv: selftests: Add commandline option for SBI PMU test

atishp04
authored and
zzx01475749
committed

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Backport subject : PMU improvements and Perf sampling in KVM guest#218

Backport subject : PMU improvements and Perf sampling in KVM guest#218
zhuzhenxxx-collab wants to merge 29 commits intoRVCK-Project:rvck-6.6from
zhuzhenxxx-collab:feat/guest_pmu

Commits on Feb 9, 2026

RISC-V: Fix the typo in Scountovf CSR name

RISC-V: Add FIRMWARE_READ_HI definition

drivers/perf: riscv: Read upper bits of a firmware counter

drivers/perf: riscv: Use BIT macro for shifting operations

RISC-V: Add SBI PMU snapshot definitions

RISC-V: KVM: Rename the SBI_STA_SHMEM_DISABLE to a generic name

RISC-V: Use the minor version mask while computing sbi version

drivers/perf: riscv: Fix counter mask iteration for RV32

drivers/perf: riscv: Implement SBI PMU snapshot function

RISC-V: KVM: No need to update the counter value during reset

RISC-V: KVM: No need to exit to the user space if perf event failed

RISC-V: KVM: Implement SBI PMU Snapshot feature

RISC-V: KVM: Add perf sampling support for guests

RISC-V: KVM: Support 64 bit firmware counters on RV32

RISC-V: KVM: Improve firmware counter read function

selftests/kvm: Fix issues with $(SPLIT_TESTS)

KVM: arm64: selftests: Split arch_timer test code

KVM: riscv: selftests: Add exception handling support

KVM: riscv: selftests: Add guest helper to get vcpu id

KVM: riscv: selftests: Change vcpu_has_ext to a common function

KVM: riscv: selftests: Add sstc timer test

KVM: riscv: selftests: Move sbi definitions to its own header file

KVM: riscv: selftests: Add helper functions for extension checks

KVM: riscv: selftests: Add Sscofpmf to get-reg-list test

KVM: riscv: selftests: Add SBI PMU extension definitions

KVM: riscv: selftests: Add SBI PMU selftest

KVM: riscv: selftests: Add a test for PMU snapshot functionality

KVM: riscv: selftests: Add a test for counter overflow

KVM: riscv: selftests: Add commandline option for SBI PMU test