cpu/hotplug: Provide bringup_hibernate_cpu()

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arm64 uses cpu_up() in the resume from hibernation code to ensure that the
CPU on which the system hibernated is online. Provide a core function for
this.

[ tglx: Split out from the combo arm64 patch ]

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

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Qais Yousef 2020-03-23 13:51:01 +00:00 • committed by Thomas Gleixner

parent 5efbe6a6e1

commit d720f98604

2 changed files with 24 additions and 0 deletions

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1

include/linux/cpu.h

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23

kernel/cpu.c

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