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Commit ed0dd915 authored by Sudarsana Reddy Kalluru's avatar Sudarsana Reddy Kalluru Committed by David S. Miller
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qede: Reconfigure rss indirection direction table when rss count is updated 



Rx indirection table entries are in the range [0, (rss_count - 1)]. If
user reduces the rss count, the table entries may not be in the ccorrect
range. Need to reconfigure the table with new rss_count as a basis.

Signed-off-by: default avatarSudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: default avatarYuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0e191827

drivers/net/ethernet/qlogic/qede/qede_ethtool.c

+7 −0
Original line number Diff line number Diff line
@@ -822,6 +822,13 @@ static int qede_set_channels(struct net_device *dev, 
	edev->req_queues = count;

	edev->req_num_tx = channels->tx_count;

	edev->req_num_rx = channels->rx_count;

	/* Reset the indirection table if rx queue count is updated */

	if ((edev->req_queues - edev->req_num_tx) != QEDE_RSS_COUNT(edev)) {

		edev->rss_params_inited &= ~QEDE_RSS_INDIR_INITED;

		memset(&edev->rss_params.rss_ind_table, 0,

		       sizeof(edev->rss_params.rss_ind_table));

	}



	if (netif_running(dev))

		qede_reload(edev, NULL, NULL);