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RISC-V: KVM: Fix error code returned for Ssaia ONE_REG 

Return -ENOENT for Ssaia ONE_REG when Ssaia is not enabled
for a VCPU.

This will make Ssaia ONE_REG error codes consistent with
other ONE_REG interfaces of KVM RISC-V.

Fixes: 2a88f38cd5 ("RISC-V: KVM: return ENOENT in *_one_reg() when reg is unknown")
Signed-off-by: Anup Patel <anup.patel@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260120080013.2153519-3-anup.patel@oss.qualcomm.com
Signed-off-by: Anup Patel <anup@brainfault.org>
master
Anup Patel 2026-01-20 13:29:48 +05:30 committed by Anup Patel
parent 45700a743a
commit 24433b2b5c
1 changed files with 4 additions and 0 deletions
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4
arch/riscv/kvm/aia.c
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@ -185,6 +185,8 @@ int kvm_riscv_vcpu_aia_get_csr(struct kvm_vcpu *vcpu,
struct kvm_vcpu_aia_csr *csr = &vcpu->arch.aia_context.guest_csr;
unsigned long regs_max = sizeof(struct kvm_riscv_aia_csr) / sizeof(unsigned long);
if (!riscv_isa_extension_available(vcpu->arch.isa, SSAIA))
return -ENOENT;
if (reg_num >= regs_max)
return -ENOENT;
@ -204,6 +206,8 @@ int kvm_riscv_vcpu_aia_set_csr(struct kvm_vcpu *vcpu,
struct kvm_vcpu_aia_csr *csr = &vcpu->arch.aia_context.guest_csr;
unsigned long regs_max = sizeof(struct kvm_riscv_aia_csr) / sizeof(unsigned long);
if (!riscv_isa_extension_available(vcpu->arch.isa, SSAIA))
return -ENOENT;
if (reg_num >= regs_max)
return -ENOENT;