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    Subject[PATCH v4 25/25] reboot: Remove pm_power_off_prepare()
    Date
    All pm_power_off_prepare() users were converted to sys-off handler API.
    Remove the obsolete callback.

    Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
    ---
    include/linux/pm.h | 1 -
    kernel/reboot.c | 11 -----------
    2 files changed, 12 deletions(-)

    diff --git a/include/linux/pm.h b/include/linux/pm.h
    index 1d8209c09686..d9bf1426f81e 100644
    --- a/include/linux/pm.h
    +++ b/include/linux/pm.h
    @@ -20,7 +20,6 @@
    * Callbacks for platform drivers to implement.
    */
    extern void (*pm_power_off)(void);
    -extern void (*pm_power_off_prepare)(void);

    struct device; /* we have a circular dep with device.h */
    #ifdef CONFIG_VT_CONSOLE_SLEEP
    diff --git a/kernel/reboot.c b/kernel/reboot.c
    index 4884204f9a31..a832bb660040 100644
    --- a/kernel/reboot.c
    +++ b/kernel/reboot.c
    @@ -48,13 +48,6 @@ int reboot_cpu;
    enum reboot_type reboot_type = BOOT_ACPI;
    int reboot_force;

    -/*
    - * If set, this is used for preparing the system to power off.
    - */
    -
    -void (*pm_power_off_prepare)(void);
    -EXPORT_SYMBOL_GPL(pm_power_off_prepare);
    -
    /**
    * emergency_restart - reboot the system
    *
    @@ -807,10 +800,6 @@ void do_kernel_power_off(void)

    static void do_kernel_power_off_prepare(void)
    {
    - /* legacy pm_power_off_prepare() is unchained and has highest priority */
    - if (pm_power_off_prepare)
    - return pm_power_off_prepare();
    -
    blocking_notifier_call_chain(&power_off_handler_list, POWEROFF_PREPARE,
    NULL);
    }
    --
    2.33.1
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