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| author |  Anup Patel <apatel@ventanamicro.com>
| 2024-02-13 10:32:26 +0530 |
|---|---|---|
| committer |  Anup Patel <anup@brainfault.org>
| 2024-03-06 20:53:34 +0530 |
| commit | f943ebe2ec26272d71f9c7643ec667c616419bb1 (patch) | |
| tree | 24ef25c932297e02331a958a3d46d3d22d0382bc /arch/riscv/kvm | |
| parent | RISC-V: KVM: Forward SEED CSR access to user space (diff) | |
| download | linux-f943ebe2ec26272d71f9c7643ec667c616419bb1.tar.gz linux-f943ebe2ec26272d71f9c7643ec667c616419bb1.tar.bz2 linux-f943ebe2ec26272d71f9c7643ec667c616419bb1.zip | |
RISC-V: KVM: Allow Ztso extension for Guest/VM
Extend the KVM ISA extension ONE_REG interface to allow KVM user space
to detect and enable Ztso extension for Guest/VM.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Diffstat (limited to 'arch/riscv/kvm')
| -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 5f7355e96008..38f5cf286087 100644 --- a/arch/riscv/kvm/vcpu_onereg.c +++ b/arch/riscv/kvm/vcpu_onereg.c @@ -66,6 +66,7 @@ static const unsigned long kvm_isa_ext_arr[] = { KVM_ISA_EXT_ARR(ZKSED), KVM_ISA_EXT_ARR(ZKSH), KVM_ISA_EXT_ARR(ZKT), + KVM_ISA_EXT_ARR(ZTSO), KVM_ISA_EXT_ARR(ZVBB), KVM_ISA_EXT_ARR(ZVBC), KVM_ISA_EXT_ARR(ZVFH), @@ -141,6 +142,7 @@ static bool kvm_riscv_vcpu_isa_disable_allowed(unsigned long ext) case KVM_RISCV_ISA_EXT_ZKSED: case KVM_RISCV_ISA_EXT_ZKSH: case KVM_RISCV_ISA_EXT_ZKT: + case KVM_RISCV_ISA_EXT_ZTSO: case KVM_RISCV_ISA_EXT_ZVBB: case KVM_RISCV_ISA_EXT_ZVBC: case KVM_RISCV_ISA_EXT_ZVFH: |