small cleanup to trap.c and ioapic.c; add a bit more info to the
multiple irq botch message.

Reference: /n/atom/patch/applied2013/fsmirqbotch
Date: Tue Aug 27 23:25:29 CES 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/fs/amd64/trap.c	Tue Aug 27 23:25:02 2013
+++ /sys/src/fs/amd64/trap.c	Tue Aug 27 23:25:02 2013
@@ -335,7 +335,7 @@
 		return;
 	}
 	iprint("dumpstack\n");
-prflush();
+	prflush();
 	iprint("ktrace 9%s %#p %#p\n", "iveyfs", ureg->ip, ureg->sp);
 	i = 0;
 	if(u != nil
@@ -353,7 +353,7 @@
 		return;
 	}
 	iprint("estackx %#p\n", estack);
-prflush();
+	prflush();
 	for(l = (uintptr)&l; l < estack; l += sizeof(uintptr)){
 		v = *(uintptr*)l;
 		if((KTZERO < v && v < (uintptr)&etext)
@@ -370,7 +370,7 @@
 	}
 	if(i)
 		iprint("\n");
-prflush();
+	prflush();
 }
 
 void
--- /sys/src/fs/amd64/ioapic.c	Tue Aug 27 23:25:02 2013
+++ /sys/src/fs/amd64/ioapic.c	Tue Aug 27 23:25:02 2013
@@ -163,8 +163,8 @@
 		rdt->lo = lo;
 	}else{
 		if(lo != rdt->lo){
-			print("mutiple irq botch bus %d %d/%d/%d lo %.8ux vs %.8ux\n",
-				busno, apicno, intin, devno, lo, rdt->lo);
+			print("mutiple irq botch type %d bus %d %d/%d/%d lo %.8ux vs %.8ux type %d\n",
+				bustype, busno, apicno, intin, devno, lo, rdt->lo rdt->bustype);
 			return;
 		}
 		DBG("dup rdt %d %d %d %d %.8ux\n", busno, apicno, intin, devno, lo);