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Commit ce94bf46 authored by Jesse Brandeburg's avatar Jesse Brandeburg Committed by Jeff Garzik
Browse files

ixgbe: fix multicast address update 



after the most recent patches, the driver was not using the
correct iterator for updating the receive address registers (RAR)

Signed-off-by: default avatarJesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent a1f96ee7

drivers/net/ixgbe/ixgbe_common.c

+3 −2
Original line number Original line Diff line number Diff line
@@ -896,6 +896,7 @@ static void ixgbe_set_mta(struct ixgbe_hw *hw, u8 *mc_addr) 
static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr)

static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr)

{

{

	u32 rar_entries = hw->mac.num_rar_entries;

	u32 rar_entries = hw->mac.num_rar_entries;

	u32 rar;





	hw_dbg(hw, " MC Addr =%.2X %.2X %.2X %.2X %.2X %.2X\n",

	hw_dbg(hw, " MC Addr =%.2X %.2X %.2X %.2X %.2X %.2X\n",

		  mc_addr[0], mc_addr[1], mc_addr[2],

		  mc_addr[0], mc_addr[1], mc_addr[2],
@@ -906,8 +907,8 @@ static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr) 
	 * else put it in the MTA

	 * else put it in the MTA

	 */

	 */

	if (hw->addr_ctrl.rar_used_count < rar_entries) {

	if (hw->addr_ctrl.rar_used_count < rar_entries) {

		ixgbe_set_rar(hw, hw->addr_ctrl.rar_used_count,

		rar = rar_entries - hw->addr_ctrl.mc_addr_in_rar_count - 1;

			      mc_addr, 0, IXGBE_RAH_AV);

		ixgbe_set_rar(hw, rar, mc_addr, 0, IXGBE_RAH_AV);

		hw_dbg(hw, "Added a multicast address to RAR[%d]\n",

		hw_dbg(hw, "Added a multicast address to RAR[%d]\n",

			  hw->addr_ctrl.rar_used_count);

			  hw->addr_ctrl.rar_used_count);

		hw->addr_ctrl.rar_used_count++;

		hw->addr_ctrl.rar_used_count++;