From: Vijayakumar Muthuvel Manickam <mmvijay@gmail.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v3] kni: Add link status update
Date: Tue, 16 Jun 2015 02:39:54 -0400 [thread overview]
Message-ID: <1434436794-27636-1-git-send-email-mmvijay@gmail.com> (raw)
In-Reply-To: <20150615090904.4b4d45a5@urahara>
Implement .ndo_change_carrier to enable
DPDK applications to propagate link state changes to
kni virtual interfaces through sysfs
Signed-off-by: Vijayakumar Muthuvel Manickam <mmvijay@gmail.com>
---
Added kernel version check as .ndo_change_carrier is available only in kernel
versions 3.9 and after
lib/librte_eal/linuxapp/kni/kni_net.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/lib/librte_eal/linuxapp/kni/kni_net.c b/lib/librte_eal/linuxapp/kni/kni_net.c
index dd95db5..9f9022b 100644
--- a/lib/librte_eal/linuxapp/kni/kni_net.c
+++ b/lib/librte_eal/linuxapp/kni/kni_net.c
@@ -632,6 +632,17 @@ static int kni_net_set_mac(struct net_device *netdev, void *p)
return 0;
}
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
+static int kni_net_change_carrier(struct net_device *dev, bool new_carrier)
+{
+ if (new_carrier)
+ netif_carrier_on(dev);
+ else
+ netif_carrier_off(dev);
+ return 0;
+}
+#endif
+
static const struct header_ops kni_net_header_ops = {
.create = kni_net_header,
.rebuild = kni_net_rebuild_header,
@@ -648,6 +659,9 @@ static const struct net_device_ops kni_net_netdev_ops = {
.ndo_get_stats = kni_net_stats,
.ndo_tx_timeout = kni_net_tx_timeout,
.ndo_set_mac_address = kni_net_set_mac,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
+ .ndo_change_carrier = kni_net_change_carrier,
+#endif
};
void
--
1.8.1.4
next prev parent reply other threads:[~2015-06-16 6:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-18 23:33 [dpdk-dev] [PATCH] " Vijayakumar Muthuvel Manickam
2015-05-19 0:54 ` Zhang, Helin
2015-06-15 0:57 ` Zhang, Helin
2015-06-15 1:11 ` Vijayakumar Muthuvel Manickam
2015-06-15 1:12 ` Zhang, Helin
2015-06-15 8:21 ` [dpdk-dev] [PATCH v2] " Vijayakumar Muthuvel Manickam
2015-06-15 16:09 ` Stephen Hemminger
2015-06-16 6:39 ` Vijayakumar Muthuvel Manickam [this message]
2015-06-16 7:33 ` [dpdk-dev] [PATCH v3] " Zhang, Helin
2015-06-16 14:29 ` Thomas Monjalon
2015-05-19 3:11 ` [dpdk-dev] [PATCH] " Stephen Hemminger
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