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arm64: hibernate: Use bringup_hibernate_cpu()

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Use bringup_hibernate_cpu() instead of open coding it.

[ tglx: Split out the core change ]

Signed-off-by: Qais Yousef <qais.yousef@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20200323135110.30522-9-qais.yousef@arm.com
This commit is contained in:
Qais Yousef 2020-03-23 13:51:01 +00:00 committed by Thomas Gleixner
parent d720f98604
commit e646ac5bb8
1 changed files with 5 additions and 8 deletions
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13
arch/arm64/kernel/hibernate.c
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@ -166,14 +166,11 @@ int arch_hibernation_header_restore(void *addr)
sleep_cpu = -EINVAL;
return -EINVAL;
}
if (!cpu_online(sleep_cpu)) {
pr_info("Hibernated on a CPU that is offline! Bringing CPU up.\n");
ret = cpu_up(sleep_cpu);
if (ret) {
pr_err("Failed to bring hibernate-CPU up!\n");
sleep_cpu = -EINVAL;
return ret;
}
ret = bringup_hibernate_cpu(sleep_cpu);
if (ret) {
sleep_cpu = -EINVAL;
return ret;
}
resume_hdr = *hdr;