hi all: is there any kernel API can let IRQ disable for all CPU in SMP system for a while? I just need it for a experiment on my module. such as: xxxx --> disable SMP all cpu IRQ OOO ---> no interrupt happen OOO ---> no interrupt happen zzzz ---> enable SMP all cou IRQ Appreciate your kind help in advance, _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies