Synchronzation hardware.

[nicholasng]

why disable interrupt is generally too inefficient on multiprocessor? can someone help me?

 

[Ethereal_Dragon]

Can you please try to be more specific about the information you are looking for?

 

[peterhuang913]

sorry Ethereal Dragon, i was lagging and thought he was double posting. My apologies to you, nicholasng.

 

[nicholasng]

usually uniprocessor is not allow interrupt(disable interrupt). why when turn to multiprocessor, disable interrupt becomes inefficient?