And the get_cpu() ? Its not supposed to disable preemption in all cpus?
from include/linux/smp.h:
#define get_cpu() ({ preempt_disable(); smp_processor_id(); })
rjm;
On 9/28/07, Mulyadi Santosa <[EMAIL PROTECTED]> wrote:
>
> HI...
> > Does the preempt_disable() disable preemption on all the processors or
> just the current processor?
>
> Fast check on schedule() code makes me believe it just disables the
> preemption on current processor which call preempt_disable().
>
> regards,
>
> Mulyadi
>
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