Hello! On 11/4/22 11:03 AM, Liu Peibao wrote: > For cores less than 4, eg, loongson2k1000 with 2 cores, the > of_property_match_string() may return with an error value, > which causes that liointc could not work. At least one isr > is what should be checked like previous commit <b2c4c3969fd7> > (irqchip/loongson-liointc: irqchip add 2.0 version) did. It should look like this: commit b2c4c3969fd7 ("irqchip/loongson-liointc: irqchip add 2.0 version") > Fixes: 0858ed035a85 ("irqchip/loongson-liointc: Add ACPI init support") > Signed-off-by: Liu Peibao <liupeibao@xxxxxxxxxxx> [...] MBR, Sergey