From: Tejun Heo <tj@kernel.org>
Date: Wed, 31 Mar 2010 07:41:18 +0000 (+0900)
Subject: libata: don't whine on spurious IRQ
X-Git-Tag: v2.6.34-rc4~63^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c710f785329aa751e6cf3b901c1cef167ea0648d;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

libata: don't whine on spurious IRQ

On configurations where IRQ line is shared with a different
controller, spurious IRQs may happen continuously.  The message was
put there primarily for debugging anyway.  Kill it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---

diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 6411e0c..e3877b6 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -1816,10 +1816,6 @@ retry:
 			    !ap->ops->sff_irq_check(ap))
 				continue;
 
-			if (printk_ratelimit())
-				ata_port_printk(ap, KERN_INFO,
-						"clearing spurious IRQ\n");
-
 			if (idle & (1 << i)) {
 				ap->ops->sff_check_status(ap);
 				ap->ops->sff_irq_clear(ap);