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SubjectRe: [PATCH v2 2/7] arm64: Support restart through restart notifier call chain
On 07/07/2014 02:16 PM, Andrew Morton wrote:
> On Sun, 6 Jul 2014 16:38:15 -0700 Guenter Roeck <linux@roeck-us.net> wrote:
>
>> The kernel core now supports a notifier call chain to restart
>> the system. Call it if arm_pm_restart is not set.
>>
>> ...
>>
>> --- a/arch/arm64/kernel/process.c
>> +++ b/arch/arm64/kernel/process.c
>> @@ -174,6 +174,9 @@ void machine_restart(char *cmd)
>> /* Now call the architecture specific reboot code. */
>> if (arm_pm_restart)
>> arm_pm_restart(reboot_mode, cmd);
>> + else
>> + blocking_notifier_call_chain(&restart_notifier_list,
>> + reboot_mode, cmd);
>
> It would be a bit neater to have a helper function to perform the call,
> rather than directly accessing the notifier list. Apart from anything
> else, this hides the fact that the core code (presently!) uses the
> blocking_ style notifiers.
>

Introduced kernel_restart_notify (proposals for better names welcome).
As a side effect, moved restart_notifier_list into kernel/reboot.c and
made it static.

Thanks,
Guenter



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