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authorEric Dumazet <edumazet@google.com>2016-11-15 21:15:14 +0300
committerDavid S. Miller <davem@davemloft.net>2016-11-16 21:40:58 +0300
commit2e713283751f494596655d9125c168aeb913f71d (patch)
tree0677ec91d7cbcdcbea3b5a38f746c2b707f0de3d /drivers/net/ethernet/mellanox/mlx4/en_rx.c
parent364b6055738b4c752c30ccaaf25c624e69d76195 (diff)
downloadlinux-2e713283751f494596655d9125c168aeb913f71d.tar.xz
net/mlx4_en: use napi_complete_done() return value
Do not rearm interrupts if we are busy polling. mlx4 uses separate CQ for TX and RX, so number of TX interrupts does not change, unfortunately. Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Willem de Bruijn <willemb@google.com> Cc: Adam Belay <abelay@google.com> Cc: Tariq Toukan <tariqt@mellanox.com> Cc: Yuval Mintz <Yuval.Mintz@cavium.com> Cc: Ariel Elior <ariel.elior@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_rx.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 2cc91002064f..22f08f9ef464 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1137,8 +1137,8 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget)
done = 0;
}
/* Done for now */
- napi_complete_done(napi, done);
- mlx4_en_arm_cq(priv, cq);
+ if (napi_complete_done(napi, done))
+ mlx4_en_arm_cq(priv, cq);
return done;
}