X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=arch%2Fs390%2Fkernel%2Fs390_ext.c;h=e019b419efc64011bd5d48e0c95ec82efe5ffdd9;hb=3d87ff3e44bd2a13cbe2d2e02cc5e38953ff260f;hp=acf93dba7727002e7507bf2e28bc4cb065e3763b;hpb=dda2ac15d23b38e4335e858848aa8c9a6710304f;p=linux-2.6-omap-h63xx.git

diff --git a/arch/s390/kernel/s390_ext.c b/arch/s390/kernel/s390_ext.c
index acf93dba772..e019b419efc 100644
--- a/arch/s390/kernel/s390_ext.c
+++ b/arch/s390/kernel/s390_ext.c
@@ -13,11 +13,12 @@
 #include <linux/errno.h>
 #include <linux/kernel_stat.h>
 #include <linux/interrupt.h>
-
+#include <asm/cpu.h>
 #include <asm/lowcore.h>
 #include <asm/s390_ext.h>
 #include <asm/irq_regs.h>
 #include <asm/irq.h>
+#include "entry.h"
 
 /*
  * ext_int_hash[index] is the start of the list for all external interrupts
@@ -119,13 +120,10 @@ void do_extint(struct pt_regs *regs, unsigned short code)
 
 	old_regs = set_irq_regs(regs);
 	irq_enter();
-	asm volatile ("mc 0,0");
-	if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer)
-		/**
-		 * Make sure that the i/o interrupt did not "overtake"
-		 * the last HZ timer interrupt.
-		 */
-		account_ticks(S390_lowcore.int_clock);
+	s390_idle_check();
+	if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator)
+		/* Serve timer interrupts first. */
+		clock_comparator_work();
 	kstat_cpu(smp_processor_id()).irqs[EXTERNAL_INTERRUPT]++;
         index = ext_hash(code);
 	for (p = ext_int_hash[index]; p; p = p->next) {