Re: [PATCH 1/5] sched, rt: move .switched_from out of the scope of CONFIG_SMP

From: Zhi Yong Wu
Date: Sat Dec 28 2013 - 04:37:41 EST


On Sat, Dec 28, 2013 at 5:19 PM, Kirill Tkhai <tkhai@xxxxxxxxx> wrote:
> On Пт, дек 27, 2013 at 07:41:00 +0800, Zhi Yong Wu wrote:
>> From: Zhi Yong Wu <wuzhy@xxxxxxxxxxxxxxxxxx>
>>
>> .switched_from shouldn't be initialized in the scope of CONFIG_SMP,
>> so this patch is trying to move it out.
>>
>> Signed-off-by: Zhi Yong Wu <wuzhy@xxxxxxxxxxxxxxxxxx>
>> ---
>> kernel/sched/rt.c | 2 +-
>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
>> index 1c40655..f34d41b 100644
>> --- a/kernel/sched/rt.c
>> +++ b/kernel/sched/rt.c
>> @@ -2002,9 +2002,9 @@ const struct sched_class rt_sched_class = {
>> .pre_schedule = pre_schedule_rt,
>> .post_schedule = post_schedule_rt,
>> .task_woken = task_woken_rt,
>> - .switched_from = switched_from_rt,
>> #endif
>>
>> + .switched_from = switched_from_rt,
>> .set_curr_task = set_curr_task_rt,
>> .task_tick = task_tick_rt,
>
> This will not be compilable in !SMP mode because the body of switched_from_rt()
> is still under CONFIG_SMP define.
How about also removing its body out?
>
> Kirill



--
Regards,

Zhi Yong Wu
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