diff options
| author | Qais Yousef <[email protected]> | 2020-03-23 13:51:01 +0000 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2020-03-25 12:59:34 +0100 |
| commit | d720f98604391dab6aa3cb4c1bc005ed1aba4703 (patch) | |
| tree | 4aa30be79a98f962c38b731a507add852860d9db /include | |
| parent | 5efbe6a6e1c077b4022d9e89d79543c6106c6e25 (diff) | |
cpu/hotplug: Provide bringup_hibernate_cpu()
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 <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Acked-by: Catalin Marinas <[email protected]>
Cc: Will Deacon <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 64a246e9c8db..9dc1e892e193 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -93,6 +93,7 @@ int add_cpu(unsigned int cpu); void notify_cpu_starting(unsigned int cpu); extern void cpu_maps_update_begin(void); extern void cpu_maps_update_done(void); +int bringup_hibernate_cpu(unsigned int sleep_cpu); #else /* CONFIG_SMP */ #define cpuhp_tasks_frozen 0 |