MIPS: Loongson64: Set cluster for cores

cluster is required for cacheinfo to set shared_cpu_map correctly.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Tested-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Huacai Chen <chenhuacai@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

diff --git a/arch/mips/loongson64/smp.c b/arch/mips/loongson64/smp.c
index b8c1fc3..aa6613b 100644 (file)
--- a/arch/mips/loongson64/smp.c
+++ b/arch/mips/loongson64/smp.c
@@ -492,6 +492,8 @@ static void __init loongson3_smp_setup(void)
                        __cpu_number_map[i] = num;
                        __cpu_logical_map[num] = i;
                        set_cpu_possible(num, true);
+                       /* Loongson processors are always grouped by 4 */
+                       cpu_set_cluster(&cpu_data[num], i / 4);
                        num++;
                }
                i++;