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add info about lab3 challenge 1

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yuchen 2015-03-10 09:05:33 +08:00
parent 621bb0278f
commit 47f1bd6f3d
1 changed files with 1 additions and 1 deletions
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labcodes_answer/lab3_result/kern/trap/trap.c
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@ -183,7 +183,7 @@ trap_dispatch(struct trapframe *tf) {
break; break;
case IRQ_OFFSET + IRQ_TIMER: case IRQ_OFFSET + IRQ_TIMER:
#if 0 #if 0
LAB3 : If some page replacement algorithm(such as CLOCK PRA) need tick to change the priority of pages, LAB3 CHALLENGE 1 : If some page replacement algorithm(such as CLOCK PRA) need tick to change the priority of pages,
then you can add code here. then you can add code here.
#endif #endif
/* LAB1 YOUR CODE : STEP 3 */ /* LAB1 YOUR CODE : STEP 3 */