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| author | Clément Léger <cleger@rivosinc.com> | 2024-06-19 14:35:25 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2024-06-26 17:54:59 +0300 |
| commit | 29cf9b803e6e9f1421f090478e624ca4c637c835 (patch) | |
| tree | 515f2dc3afed2f10060bd12217d6da9452f0ed16 /arch/riscv/kvm/vcpu_onereg.c | |
| parent | fc078ea317cc856c1e82997da7e8fd4d6da7aa29 (diff) | |
| download | linux-29cf9b803e6e9f1421f090478e624ca4c637c835.tar.xz | |
RISC-V: KVM: Allow Zcmop extension for Guest/VM
Extend the KVM ISA extension ONE_REG interface to allow KVM user space
to detect and enable Zcmop extension for Guest/VM.
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Acked-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20240619113529.676940-16-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/kvm/vcpu_onereg.c')
| -rw-r--r-- | arch/riscv/kvm/vcpu_onereg.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/kvm/vcpu_onereg.c b/arch/riscv/kvm/vcpu_onereg.c index f68b15b15f0e..fa5ee544bc69 100644 --- a/arch/riscv/kvm/vcpu_onereg.c +++ b/arch/riscv/kvm/vcpu_onereg.c @@ -53,6 +53,7 @@ static const unsigned long kvm_isa_ext_arr[] = { KVM_ISA_EXT_ARR(ZCB), KVM_ISA_EXT_ARR(ZCD), KVM_ISA_EXT_ARR(ZCF), + KVM_ISA_EXT_ARR(ZCMOP), KVM_ISA_EXT_ARR(ZFA), KVM_ISA_EXT_ARR(ZFH), KVM_ISA_EXT_ARR(ZFHMIN), @@ -142,6 +143,7 @@ static bool kvm_riscv_vcpu_isa_disable_allowed(unsigned long ext) case KVM_RISCV_ISA_EXT_ZCB: case KVM_RISCV_ISA_EXT_ZCD: case KVM_RISCV_ISA_EXT_ZCF: + case KVM_RISCV_ISA_EXT_ZCMOP: case KVM_RISCV_ISA_EXT_ZFA: case KVM_RISCV_ISA_EXT_ZFH: case KVM_RISCV_ISA_EXT_ZFHMIN: |