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Add support to set completion queue event size via ethtool -G parameter and get it via ethtool -g parameter. ~ # ./ethtool -G eth0 cqe-size 512 ~ # ./ethtool -g eth0 Ring parameters for eth0: Pre-set maximums: RX: 1048576 RX Mini: n/a RX Jumbo: n/a TX: 1048576 Current hardware settings: RX: 256 RX Mini: n/a RX Jumbo: n/a TX: 4096 RX Buf Len: 2048 CQE Size: 128 Signed-off-by: Subbaraya Sundeep <[email protected]> Signed-off-by: Sunil Goutham <[email protected]> Signed-off-by: Jakub Kicinski <[email protected]>