Commit 7d16e65b authored Dec 15, 2006 by Jesse Brandeburg Committed by Jeff Garzik Dec 26, 2006

[PATCH] e1000: The user-supplied itr setting needs the lower 2 bits masked off



The lower 2 bits of a user-supplied itr setting (via ethtool) need to be
masked off: These lower two bits are used as control bits.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

parent 3bf8ba38

drivers/net/e1000/e1000_param.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -487,7 +487,9 @@ e1000_check_options(struct e1000_adapter *adapter)
		e1000_validate_option(&adapter->itr, &opt,
		adapter);
		/* save the setting, because the dynamic bits change itr */
		adapter->itr_setting = adapter->itr;
		/* clear the lower two bits because they are
		* used as control */
		adapter->itr_setting = adapter->itr & ~3;
		break;
		}
		} else {