s390: cio driver &__get_cpu_var replacements

Use this_cpu_ptr() instead of &__get_cpu_var()

Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

drivers/s390/cio/cio.c

@@ -563,7 +563,7 @@ static irqreturn_t do_cio_interrupt(int irq, void *dummy)
 
 	__this_cpu_write(s390_idle.nohz_delay, 1);
 	tpi_info = (struct tpi_info *) &get_irq_regs()->int_code;
-	irb = &__get_cpu_var(cio_irb);
+	irb = this_cpu_ptr(&cio_irb);
 	sch = (struct subchannel *)(unsigned long) tpi_info->intparm;
 	if (!sch) {
 		/* Clear pending interrupt condition. */
@@ -613,7 +613,7 @@ void cio_tsch(struct subchannel *sch)
 	struct irb *irb;
 	int irq_context;
 
-	irb = &__get_cpu_var(cio_irb);
+	irb = this_cpu_ptr(&cio_irb);
 	/* Store interrupt response block to lowcore. */
 	if (tsch(sch->schid, irb) != 0)
 		/* Not status pending or not operational. */
@@ -751,7 +751,7 @@ __clear_io_subchannel_easy(struct subchannel_id schid)
 		struct tpi_info ti;
 
 		if (tpi(&ti)) {
-			tsch(ti.schid, &__get_cpu_var(cio_irb));
+			tsch(ti.schid, this_cpu_ptr(&cio_irb));
 			if (schid_equal(&ti.schid, &schid))
 				return 0;
 		}