IOCSR instruction supports 1/2/4/8 bytes access, len must be 1/2/4/8 bytes from iocsr exit emulation function kvm_emu_iocsr(), remove the default case in switch case statements. Signed-off-by: Bibo Mao <maobibo@xxxxxxxxxxx> --- arch/loongarch/kvm/intc/eiointc.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/arch/loongarch/kvm/intc/eiointc.c b/arch/loongarch/kvm/intc/eiointc.c index 92bae1dea8eb..137cd3adca80 100644 --- a/arch/loongarch/kvm/intc/eiointc.c +++ b/arch/loongarch/kvm/intc/eiointc.c @@ -328,12 +328,9 @@ static int kvm_eiointc_read(struct kvm_vcpu *vcpu, case 4: ret = loongarch_eiointc_readl(vcpu, eiointc, addr, val); break; - case 8: + default: ret = loongarch_eiointc_readq(vcpu, eiointc, addr, val); break; - default: - WARN_ONCE(1, "%s: Abnormal address access: addr 0x%llx, size %d\n", - __func__, addr, len); } spin_unlock_irqrestore(&eiointc->lock, flags); @@ -704,12 +701,9 @@ static int kvm_eiointc_write(struct kvm_vcpu *vcpu, case 4: ret = loongarch_eiointc_writel(vcpu, eiointc, addr, val); break; - case 8: + default: ret = loongarch_eiointc_writeq(vcpu, eiointc, addr, val); break; - default: - WARN_ONCE(1, "%s: Abnormal address access: addr 0x%llx, size %d\n", - __func__, addr, len); } spin_unlock_irqrestore(&eiointc->lock, flags); -- 2.39.3
