[PATCH #upstream-fixes] libata-sff: don't whine on spurious IRQ

[Tejun Heo <tj@kernel.org>]

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>
---
 drivers/ata/libata-sff.c |    4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 2774772..9d20f7a 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -1815,10 +1815,6 @@ 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);