From: wanghongliang <wanghongliang@loongson.cn> LoongArch inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/IC6CVG CVE: NA -------------------------------- Extend NR_CPUS to 2048 to enable machines with more CPU cores to run normally. Change-Id: I09fd711ade949268365a7566a424e4c6e77abddb Signed-off-by: wanghongliang <wanghongliang@loongson.cn> Signed-off-by: Hongchen Zhang <zhanghongchen@loongson.cn> --- arch/loongarch/Kconfig | 7 ++++--- arch/loongarch/configs/loongson3_defconfig | 1 - 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 4a021d86fc57..fa47efea7a13 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -184,6 +184,7 @@ config LOONGARCH select USE_PERCPU_NUMA_NODE_ID select USER_STACKTRACE_SUPPORT select ZONE_DMA32 + select CPUMASK_OFFSTACK if NR_CPUS > 256 config 32BIT bool @@ -447,10 +448,10 @@ config HOTPLUG_CPU Say N if you want to disable CPU hotplug. config NR_CPUS - int "Maximum number of CPUs (2-256)" - range 2 256 + int "Maximum number of CPUs (2-2048)" + range 2 2048 depends on SMP - default "64" + default "2048" help This allows you to specify the maximum number of CPUs which this kernel will support. diff --git a/arch/loongarch/configs/loongson3_defconfig b/arch/loongarch/configs/loongson3_defconfig index 106b2029211b..80fec5a81047 100644 --- a/arch/loongarch/configs/loongson3_defconfig +++ b/arch/loongarch/configs/loongson3_defconfig @@ -42,7 +42,6 @@ CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y CONFIG_CMDLINE="vfio_iommu_type1.allow_unsafe_interrupts=1 nokaslr" CONFIG_CMDLINE_EXTEND=y -CONFIG_NR_CPUS=256 CONFIG_NUMA=y CONFIG_ARCH_IOREMAP=y CONFIG_CPU_HAS_LSX=y -- 2.33.0