PR sync from: Xiongfeng Wang wangxiongfeng2@huawei.com
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/G5K25TVS72I5MRZUAUBPF5RMTTGPRIAX/
Changelog:
v1->v2: change __setup() to early_param()
v2->v3: fix kabi because #I9L9IG:CVE-2024-27389 <linux/sched/isolation.h>
modify defconfig
v3->v4: fix riscv compile error: move support_cpu0_nohz_full to tick.h
v4->v5: fix kabi change

Xiongfeng Wang (4):
isolation: Do not check whether housekeeping CPUs are present
isolation: Check whether all the housekeeping CPUs are online
arm64: Kconfig: select ARCH_SUSPEND_NONZERO_CPU by default
arm64: defconfig: Enable CONFIG_ARCH_SUSPEND_NONZERO_CPU

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2.30.0

https://gitee.com/openeuler/kernel/issues/I9NR7Q