ilo-pona/xv6-65oo2
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fixes

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This commit is contained in:
rsc 2007-08-14 19:41:01 +00:00
parent 5e8c5d8bb8
commit fe5f50a03d
1 changed files with 7 additions and 7 deletions
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14
console.c
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@ -207,7 +207,7 @@ kbd_intr(void)
};
uint st, data, c;
acquire(&kbd_lock);
acquire(&kbd.lock);
st = inb(KBSTATP);
if((st & KBS_DIB) == 0)
@ -253,17 +253,17 @@ kbd_intr(void)
break;
default:
if(((kbd_w + 1) % KBD_BUF) != kbd_r){
kbd_buf[kbd_w++] = c;
if(kbd_w >= KBD_BUF)
kbd_w = 0;
wakeup(&kbd_r);
if(((kbd.w + 1) % KBD_BUF) != kbd.r){
kbd.buf[kbd.w++] = c;
if(kbd.w >= KBD_BUF)
kbd.w = 0;
wakeup(&kbd.r);
}
break;
}
out:
release(&kbd_lock);
release(&kbd.lock);
}
//PAGEBREAK: 25