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authorWeilin Chang <weilin.chang@cavium.com>2017-06-14 09:11:31 -0700
committerDavid S. Miller <davem@davemloft.net>2017-06-14 15:42:20 -0400
commit0430a26054733de6e7884a4d2872613f9d8b9a66 (patch)
tree69a5b5ae15a44b6576df63f67861e4c199133a28
parentf5165a5492237d33239176e7e171c7a8991583cb (diff)
downloadlinux-0430a26054733de6e7884a4d2872613f9d8b9a66.tar.bz2
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>
-rw-r--r--drivers/net/ethernet/cavium/liquidio/lio_ethtool.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
index 53856af07d46..28ecda3d3404 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
@@ -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;