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liquidio: fix VF driver off-by-one bug when setting ethtool -C ethX rx-frames 

Signed-off-by: Weilin Chang <weilin.chang@cavium.com>
Signed-off-by: Derek Chickles <derek.chickles@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Weilin Chang 2017-06-14 09:11:31 -07:00 committed by David S. Miller
parent f5165a5492
commit 0430a26054
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
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@ -1808,7 +1808,7 @@ oct_cfg_rx_intrcnt(struct lio *lio,
(octeon_read_csr64(
oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no)) &
(0x3fffff00000000UL)) |
rx_max_coalesced_frames);
(rx_max_coalesced_frames - 1));
/*consider writing to resend bit here*/
}
intrmod->rx_frames = rx_max_coalesced_frames;