6.12-stable review patch. If anyone has any objections, please let me know.
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From: Andrew Jones ajones@ventanamicro.com
[ Upstream commit b901484852992cf3d162a5eab72251cc813ca624 ]
When an invalid function ID of an SBI extension is used we should return not-supported, not invalid-param.
Fixes: 5f862df5585c ("RISC-V: KVM: Add v0.1 replacement SBI extensions defined in v0.2") Signed-off-by: Andrew Jones ajones@ventanamicro.com Reviewed-by: Anup Patel anup@brainfault.org Link: https://lore.kernel.org/r/20250217084506.18763-11-ajones@ventanamicro.com Signed-off-by: Anup Patel anup@brainfault.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/riscv/kvm/vcpu_sbi_replace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/kvm/vcpu_sbi_replace.c b/arch/riscv/kvm/vcpu_sbi_replace.c index 74e3a38c6a29e..5fbf3f94f1e85 100644 --- a/arch/riscv/kvm/vcpu_sbi_replace.c +++ b/arch/riscv/kvm/vcpu_sbi_replace.c @@ -21,7 +21,7 @@ static int kvm_sbi_ext_time_handler(struct kvm_vcpu *vcpu, struct kvm_run *run, u64 next_cycle;
if (cp->a6 != SBI_EXT_TIME_SET_TIMER) { - retdata->err_val = SBI_ERR_INVALID_PARAM; + retdata->err_val = SBI_ERR_NOT_SUPPORTED; return 0; }