From 4100c026b69001f774bfff30b5773a2418306f8c Mon Sep 17 00:00:00 2001 From: Dmitry Fleytman Date: Thu, 15 Sep 2016 09:14:29 +0300 Subject: e1000e: Fix spurious RX TCP ACK interrupts Do not raise ACK interrupts when RFCTL.ACKDIS bit is set (see spec. 10.2.5.16). Signed-off-by: Dmitry Fleytman Signed-off-by: Jason Wang --- hw/net/e1000e_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'hw') diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c index d26b611ab9..02981364a3 100644 --- a/hw/net/e1000e_core.c +++ b/hw/net/e1000e_core.c @@ -1710,7 +1710,8 @@ e1000e_receive_iov(E1000ECore *core, const struct iovec *iov, int iovcnt) } /* Perform ACK receive detection */ - if (e1000e_is_tcp_ack(core, core->rx_pkt)) { + if (!(core->mac[RFCTL] & E1000_RFCTL_ACK_DIS) && + (e1000e_is_tcp_ack(core, core->rx_pkt))) { n |= E1000_ICS_ACK; } -- cgit v1.2.3