Thread (15 messages) flat view 15 messages, 3 authors, 2011-10-12

[net-next 07/12] igb: Drop unnecessary write of E1000_IMS from igb_msix_other

From: Jeff Kirsher <hidden>
Date: 2011-10-12 03:38:45
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Alexander Duyck <redacted>

Since we mask interrupts in EIMS not in IMS there is no need to re-enable
mask bits in that register.  As such we can remove the write to IMS from
the end of igb_msix_other.

Signed-off-by: Alexander Duyck <redacted>
Tested-by:  Aaron Brown  <redacted>
Signed-off-by: Jeff Kirsher <redacted>
---
 drivers/net/ethernet/intel/igb/igb_main.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index ff4a335..43caf84 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -4696,12 +4696,6 @@ static irqreturn_t igb_msix_other(int irq, void *data)
 			mod_timer(&adapter->watchdog_timer, jiffies + 1);
 	}
 
-	if (adapter->vfs_allocated_count)
-		wr32(E1000_IMS, E1000_IMS_LSC |
-				E1000_IMS_VMMB |
-				E1000_IMS_DOUTSYNC);
-	else
-		wr32(E1000_IMS, E1000_IMS_LSC | E1000_IMS_DOUTSYNC);
 	wr32(E1000_EIMS, adapter->eims_other);
 
 	return IRQ_HANDLED;
-- 
1.7.6.4
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