diff mbox

[net-next-2.6,03/23] e1000e: clearing interrupt timers causes descriptors to get flushed

Message ID 20091121092238.5715.9091.stgit@localhost.localdomain
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Kirsher, Jeffrey T Nov. 21, 2009, 9:22 a.m. UTC 
From: Bruce Allan <bruce.w.allan@intel.com>

Clearing the interrupt timers following an IMS clear has the unwanted
side-effect of flushing all descriptors immediately following a partial
write when interrupts are disabled.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---

 drivers/net/e1000e/netdev.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 3caa1d5..3845fb6 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2441,8 +2441,6 @@  static void e1000_configure_rx(struct e1000_adapter *adapter)
 		ew32(ITR, 1000000000 / (adapter->itr * 256));
 
 	ctrl_ext = er32(CTRL_EXT);
-	/* Reset delay timers after every interrupt */
-	ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
 	/* Auto-Mask interrupts upon ICR access */
 	ctrl_ext |= E1000_CTRL_EXT_IAME;
 	ew32(IAM, 0xffffffff);