Fix a code bug

2018-03-25 12:14:57 +08:00 · 2018-03-25 12:14:57 +08:00 · b856489941
parent 9ff6812168
commit b856489941
1 changed files with 1 additions and 1 deletions
--- a/lab5/lab5_3_4_syscall.md
+++ b/lab5/lab5_3_4_syscall.md
@ -17,7 +17,7 @@ idt_init(void) {
    extern uintptr_t __vectors[];
    int i;
    for (i = 0; i < sizeof(idt) / sizeof(struct gatedesc); i ++) {
-        SETGATE(idt[i], 1, GD_KTEXT, __vectors[i], DPL_KERNEL);
+        SETGATE(idt[i], 0, GD_KTEXT, __vectors[i], DPL_KERNEL);
    }
    SETGATE(idt[T_SYSCALL], 1, GD_KTEXT, __vectors[T_SYSCALL], DPL_USER);
    lidt(&idt_pd);