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[Qemu-devel] [PATCH 6/7] e1000e: Fix spurious RX TCP ACK interrupts
From: |
Dmitry Fleytman |
Subject: |
[Qemu-devel] [PATCH 6/7] e1000e: Fix spurious RX TCP ACK interrupts |
Date: |
Thu, 15 Sep 2016 09:14:29 +0300 |
Do not raise ACK interrupts when
RFCTL.ACKDIS bit is set (see spec. 10.2.5.16).
Signed-off-by: Dmitry Fleytman <address@hidden>
---
hw/net/e1000e_core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c
index e70e669..f4ec79f 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;
}
--
2.7.4
- [Qemu-devel] [PATCH 0/7] e1000e: A few fixes for RX data path, Dmitry Fleytman, 2016/09/15
- [Qemu-devel] [PATCH 5/7] e1000e: Fix OTHER interrupts processing for MSI-X, Dmitry Fleytman, 2016/09/15
- [Qemu-devel] [PATCH 6/7] e1000e: Fix spurious RX TCP ACK interrupts,
Dmitry Fleytman <=
- [Qemu-devel] [PATCH 7/7] e1000e: Fix EIAC register implementation, Dmitry Fleytman, 2016/09/15
- Re: [Qemu-devel] [PATCH 0/7] e1000e: A few fixes for RX data path, Dmitry Fleytman, 2016/09/21
- Re: [Qemu-devel] [PATCH 0/7] e1000e: A few fixes for RX data path, Jason Wang, 2016/09/23