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From: Esben Haabendal <esben@geanix.com>
To: netdev@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>,
"Michal Simek" <michal.simek@xilinx.com>,
"Andrew Lunn" <andrew@lunn.ch>,
YueHaibing <yuehaibing@huawei.com>,
"Petr Štetiar" <ynezz@true.cz>,
"Luis Chamberlain" <mcgrof@kernel.org>,
"Dan Carpenter" <dan.carpenter@oracle.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 1/4] net: ll_temac: Do not make promiscuous mode sticky on multicast
Date: Thu, 23 May 2019 14:02:19 +0200 [thread overview]
Message-ID: <20190523120222.3807-2-esben@geanix.com> (raw)
In-Reply-To: <20190523120222.3807-1-esben@geanix.com>
When user has requested IFF_ALLMULTI or have set more than 4 multicast
addresses, we should just use promiscuous mode, but not set it in flags,
as it causes the interface to stay in promiscuous mode even when the
non-IFF_PROMISC condition that caused promiscuous mode to be enabled
has gone away.
Signed-off-by: Esben Haabendal <esben@geanix.com>
---
drivers/net/ethernet/xilinx/ll_temac_main.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index 47c4515..05195ff 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -388,13 +388,6 @@ static void temac_set_multicast_list(struct net_device *ndev)
mutex_lock(lp->indirect_mutex);
if (ndev->flags & (IFF_ALLMULTI | IFF_PROMISC) ||
netdev_mc_count(ndev) > MULTICAST_CAM_TABLE_NUM) {
- /*
- * We must make the kernel realise we had to move
- * into promisc mode or we start all out war on
- * the cable. If it was a promisc request the
- * flag is already set. If not we assert it.
- */
- ndev->flags |= IFF_PROMISC;
temac_indirect_out32(lp, XTE_AFM_OFFSET, XTE_AFM_EPPRM_MASK);
dev_info(&ndev->dev, "Promiscuous mode enabled.\n");
} else if (!netdev_mc_empty(ndev)) {
--
2.4.11
next prev parent reply other threads:[~2019-05-23 12:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-23 12:02 [PATCH 0/4] net: ll_temac: Fix and enable multicast support Esben Haabendal
2019-05-23 12:02 ` Esben Haabendal [this message]
2019-05-23 12:02 ` [PATCH 2/4] net: ll_temac: Prepare indirect register access for " Esben Haabendal
2019-05-23 12:02 ` [PATCH 3/4] net: ll_temac: Cleanup multicast filter on change Esben Haabendal
2019-05-23 12:02 ` [PATCH 4/4] net: ll_temac: Enable multicast support Esben Haabendal
2019-05-23 16:34 ` [PATCH 0/4] net: ll_temac: Fix and enable " David Miller
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