diff options
| -rw-r--r-- | arch/riscv/include/asm/kvm_vcpu_sbi.h | 7 | ||||
| -rw-r--r-- | arch/riscv/kvm/vcpu_sbi.c | 9 |
2 files changed, 12 insertions, 4 deletions
diff --git a/arch/riscv/include/asm/kvm_vcpu_sbi.h b/arch/riscv/include/asm/kvm_vcpu_sbi.h index 4278125a38a5..ad1588d6064b 100644 --- a/arch/riscv/include/asm/kvm_vcpu_sbi.h +++ b/arch/riscv/include/asm/kvm_vcpu_sbi.h @@ -14,9 +14,14 @@ #define KVM_SBI_VERSION_MAJOR 1 #define KVM_SBI_VERSION_MINOR 0 +enum kvm_riscv_sbi_ext_status { + KVM_RISCV_SBI_EXT_AVAILABLE, + KVM_RISCV_SBI_EXT_UNAVAILABLE, +}; + struct kvm_vcpu_sbi_context { int return_handled; - bool extension_disabled[KVM_RISCV_SBI_EXT_MAX]; + enum kvm_riscv_sbi_ext_status ext_status[KVM_RISCV_SBI_EXT_MAX]; }; struct kvm_vcpu_sbi_return { diff --git a/arch/riscv/kvm/vcpu_sbi.c b/arch/riscv/kvm/vcpu_sbi.c index 6aa15f1b97d9..28e55ba023dc 100644 --- a/arch/riscv/kvm/vcpu_sbi.c +++ b/arch/riscv/kvm/vcpu_sbi.c @@ -155,7 +155,8 @@ static int riscv_vcpu_set_sbi_ext_single(struct kvm_vcpu *vcpu, if (!sext) return -ENOENT; - scontext->extension_disabled[sext->ext_idx] = !reg_val; + scontext->ext_status[sext->ext_idx] = reg_val ? + KVM_RISCV_SBI_EXT_AVAILABLE : KVM_RISCV_SBI_EXT_UNAVAILABLE; return 0; } @@ -180,7 +181,8 @@ static int riscv_vcpu_get_sbi_ext_single(struct kvm_vcpu *vcpu, if (!sext) return -ENOENT; - *reg_val = !scontext->extension_disabled[sext->ext_idx]; + *reg_val = scontext->ext_status[sext->ext_idx] == + KVM_RISCV_SBI_EXT_AVAILABLE; return 0; } @@ -316,7 +318,8 @@ const struct kvm_vcpu_sbi_extension *kvm_vcpu_sbi_find_ext( if (sext->ext_ptr->extid_start <= extid && sext->ext_ptr->extid_end >= extid) { if (sext->ext_idx < KVM_RISCV_SBI_EXT_MAX && - scontext->extension_disabled[sext->ext_idx]) + scontext->ext_status[sext->ext_idx] == + KVM_RISCV_SBI_EXT_UNAVAILABLE) return NULL; return sbi_ext[i].ext_ptr; } |